Imagine a severe storm knocks out your neighborhood’s electricity. While others scramble for flashlights, your home’s lights, refrigerator, and heating system continue to run seamlessly. This uninterrupted comfort is the promise of a natural gas generator with automatic start. These systems detect a power loss and activate on their own, providing critical backup without any manual intervention. For homeowners seeking reliable, hands-free emergency power, this feature is non-negotiable. Our guide evaluates the top performers in this category to help you secure your home against unexpected outages. For more options at different power levels, explore our list of large natural gas generators for whole-home backup.
Pros
- Tri-fuel capability eliminates dependency on a single fuel source and adapts to available energy options
- Remote start functionality provides unmatched convenience for emergency activation from inside your home
- Substantial 9,500 running watts handles multiple household systems including AC, refrigerator, and sump pump
- Transfer switch ready design integrates seamlessly with existing home electrical panels for professional installation
- Portable design with never-flat wheels and lift bracket makes repositioning manageable despite 215-pound weight
Cons
- At 215 pounds, moving and positioning requires physical effort or equipment, limiting true portability for solo users
- Natural gas operation requires professional installation of a permanent fuel line connection to your home
- Tri-fuel capability adds complexity compared to single-fuel models, requiring users to understand fuel switching procedures
The Westinghouse WGen9500TFc is a tri-fuel portable generator engineered for homeowners facing frequent power outages or those seeking comprehensive backup power solutions. With 12,500 peak watts and 9,500 running watts on gasoline, this unit delivers enough power to run essential household systems simultaneously, including air conditioning, refrigeration, and water pumps. The tri-fuel flexibility distinguishes it from competitors, allowing operation on gasoline, propane, or natural gas depending on your situation and availability.
What truly sets this generator apart is its remote electric start capability paired with a convenient key fob, allowing you to activate the unit from inside your home or from significant distances away. The 457cc Westinghouse 4-stroke OHV engine features a durable cast iron sleeve and delivers impressive runtime, reaching up to 12 hours on a 6.6-gallon fuel tank. The transfer switch ready design with both L14-30R (30A) and 14-50R (50A) outlets means professional installation can integrate this directly into your home's electrical panel, eliminating the need for extension cords and enabling true whole-house backup power.
The build quality reflects Westinghouse's heritage as an established electrical equipment manufacturer. The unit includes automatic low oil shutdown and a CO sensor with automatic cutoff for safety, a critical feature for residential use. The digital VFT data center displays real-time voltage output, frequency, and lifetime operating hours, helping you track maintenance schedules. Assembly takes less than 10 minutes, and the included battery charger, oil, tools, and remote fob mean you're ready to operate immediately.
The primary drawback is weight and complexity. At 215 pounds, moving this generator requires physical capability or equipment, making it less portable than lighter models despite included wheels. Additionally, natural gas operation requires permanent professional installation of a fuel line, adding upfront setup costs. The tri-fuel switching system, while flexible, introduces operational complexity compared to single-fuel alternatives.
For homeowners in areas prone to extended power outages, this Westinghouse generator represents excellent value and reliability. The combination of substantial power output, multiple fuel options, remote start convenience, and professional-grade transfer switch compatibility makes it a premium choice for serious backup power needs. Customer feedback consistently highlights reliable performance, quiet operation relative to comparable units, and the practical advantage of fuel flexibility during emergencies.
Power Output: 12,500 peak watts, 9,500 running watts (gasoline); 11,200 peak watts, 8,500 running watts (propane); 9,500 peak watts, 7,500 running watts (natural gas)
Engine: 457cc Westinghouse 4-stroke OHV with cast iron sleeve, automatic low oil shutdown
Fuel Capacity: 6.6 gallons (25 liters) with built-in fuel gauge
Runtime: Up to 12 hours at rated load on gasoline
Start System: Electric start with remote key fob, push-button start, and recoil backup
Outlets: Two 120V GFCI 5-20R household receptacles, one 120V L14-30R transfer switch ready outlet, one 120/240V 14-50R RV ready outlet
Dimensions: 27.2 inches length x 26.1 inches width x 26.5 inches height
Weight: 215 pounds
Voltage: 240 volts, 60 hertz frequency
Safety Features: CO sensor with automatic shutdown, GFCI outlets, automatic voltage regulation, overload protection
Warranty: 3-year limited warranty on parts, labor, and service
Is This Generator Right for You? This model suits homeowners who experience regular power outages lasting several hours or longer and want to power multiple household systems simultaneously. The tri-fuel capability makes it ideal if you have flexibility in fuel sourcing or want to adapt to different energy availability scenarios.
Fuel Type Considerations: Gasoline offers maximum peak power output but requires regular stabilizer use during storage. Propane provides excellent performance with minimal storage degradation. Natural gas requires professional line installation but offers the lowest emissions and best long-term economy. Choose based on your available infrastructure and maintenance preferences.
Installation Requirements: For transfer switch ready operation, hire a licensed electrician to integrate the 30A or 50A outlet into your home's electrical panel. This professional installation ensures safety and compliance with local electrical codes. Standard outlet use requires only positioning the generator outside and connecting extension cords.
Maintenance and Storage: Follow the included maintenance schedule, checking oil before each use and changing it annually. For gasoline storage exceeding one month, use fuel stabilizer or drain the tank completely. The automatic low oil shutdown protects the engine, but regular inspection prevents unexpected failures during emergencies.
Noise and Placement: While quieter than many competitors, this generator produces significant noise. Position it at least 10 feet from windows and sleeping areas, and ensure proper ventilation to prevent carbon monoxide accumulation. The included CO sensor provides additional safety assurance.
Pros
- Exceptional runtime of up to 19 hours reduces refueling frequency during power outages
- Tri-fuel option provides backup power even when one fuel type is unavailable or expensive
- Remote start convenience eliminates the need to manually start the generator in bad weather
- Transfer switch ready configuration simplifies professional installation for whole-house power
- Built-in CO sensor and automatic shutdown features prioritize household safety
Cons
- Weighs 230 pounds, requiring assistance or mechanical help for setup despite having wheels
- Tri-fuel engines can be more complex to maintain compared to single-fuel generators
- Initial setup requires professional installation for transfer switch integration, adding to total cost
The Westinghouse WGen10500TFc is a premium portable generator designed for homeowners who need reliable backup power during extended outages. With 13,500 peak watts and 10,500 running watts on gasoline, this unit can power essential appliances like refrigerators, sump pumps, and air conditioning systems simultaneously. The tri-fuel design makes it versatile for different situations and fuel availability scenarios.
What sets this generator apart is its exceptional runtime and convenience features. Running for up to 19 hours on a single 9.5-gallon tank means fewer interruptions during emergencies. The remote electric start with included key fob is a game-changer for cold weather or when you need to power up from inside your home. The transfer switch ready configuration with both 30A and 50A outlets makes whole-house integration straightforward for professional installers.
Build quality is impressive with a heavy-duty 500cc Westinghouse 4-stroke engine featuring a durable cast iron sleeve. The automatic low oil shutdown and CO sensor demonstrate the manufacturer's commitment to safety and longevity. Additional features like the digital hour meter and VFT data center display keep you informed about maintenance needs and real-time performance.
The main drawback is the 230-pound weight, which requires planning for delivery and setup despite the included never-flat wheels. Tri-fuel engines also demand slightly more maintenance attention than single-fuel alternatives. Professional installation is recommended for transfer switch integration, which adds to the total investment.
Overall, this generator represents excellent value for homeowners seeking dependable emergency backup power. The combination of tri-fuel flexibility, extended runtime, remote start convenience, and professional-grade safety features makes it worthy of consideration for whole-house backup applications. Customer reviews consistently praise its reliability and ease of use.
Power Output: 13,500 peak watts (gasoline), 10,500 running watts (gasoline), 12,500 peak watts (propane), 10,000 peak watts (natural gas)
Engine: 500cc Westinghouse 4-stroke OHV with cast iron sleeve, electric and recoil start, automatic low oil shutdown
Fuel Capacity: 9.5 gallons (36 liters) with built-in fuel gauge
Runtime: Up to 19 hours at 50% load on gasoline
Outlets: Two 120V GFCI 20A household receptacles, one 120V 30A transfer switch ready (L14-30R), one 120/240V 50A RV ready (14-50R), plus USB port
Dimensions: 27.2 inches L x 26.1 inches W x 26.5 inches H
Weight: 230 pounds with never-flat wheels and lift bracket
Warranty: 3-year limited warranty plus lifetime technical support
Best For: Homeowners in areas prone to extended power outages, those with transfer switch ready electrical systems, and users who want fuel flexibility and extended runtime capabilities.
Fuel Choice Considerations: Gasoline offers maximum power output and is widely available. Propane provides cleaner operation and longer storage life. Natural gas offers unlimited supply if your home has a gas line connection.
Installation Tips: Hire a licensed electrician to install the transfer switch and interlock kit for safe whole-house integration. Ensure proper ventilation and place the generator at least 20 feet from windows and doors to prevent carbon monoxide accumulation.
Maintenance: Change oil regularly according to the manual, keep fuel stabilizer in the tank during storage, and test the unit monthly to ensure it starts reliably. The automatic low oil shutdown protects the engine from damage.
Noise Level: At full load, expect approximately 74 decibels of noise, similar to a vacuum cleaner. Consider distance and barriers when placing the unit.
Pros
- Tri-fuel capability provides unmatched flexibility and ensures you have a fuel option available during supply shortages
- Remote start key fob and push-button electric start make operation convenient without manual effort
- Clean power output safely runs sensitive electronics and computers without risk of damage
- Exceptional runtime of up to 19 hours minimizes refueling interruptions during extended outages
- Transfer switch ready design enables whole-home backup with proper installation by a licensed electrician
Cons
- At 230 pounds, this unit requires two people for assembly and moving despite the convenient wheels
- Initial setup and propane or natural gas plumbing requires professional installation for transfer switch integration
- Higher price point reflects premium features but may exceed budget for basic backup power needs
The Westinghouse WGen11500TFc is a premium tri-fuel portable generator designed for homeowners seeking dependable backup power during outages and contractors needing reliable job site electricity. With 14,500 peak watts and 11,500 running watts on gasoline, this unit delivers enough power to run major household appliances simultaneously, making it ideal for larger homes or properties with significant power demands.
What truly distinguishes this generator is its tri-fuel capability and intelligent engineering. The ability to switch between gasoline, propane, and natural gas means you're never stranded if one fuel type becomes unavailable during emergencies. The remote electric start key fob eliminates the frustration of manual pulling, while the transfer switch ready design with both 30A and 50A outlets enables professional installation for seamless whole-home backup. Clean power output under 5% THD with copper windings protects your sensitive electronics, making it safe for computers, phones, and entertainment systems.
Build quality reflects Westinghouse's heritage, with a heavy-duty 550cc 4-stroke engine featuring a durable cast iron sleeve. The unit runs smoothly and quietly, achieving up to 19 hours of runtime on a 9.5-gallon fuel tank. The VFT data center display provides real-time voltage, frequency, and maintenance hour tracking. Automatic low oil shutdown and integrated CO sensor add safety features that protect both your equipment and household.
The main limitation is weight and assembly complexity. At 230 pounds, two people are needed for setup, though the included instructions are clear and well-organized. Professional installation is also recommended for transfer switch integration. Additionally, the premium price reflects its advanced features and may exceed budget for basic backup needs.
Overall, the Westinghouse WGen11500TFc represents an excellent investment for homeowners prioritizing reliability, fuel flexibility, and whole-home backup capability. Customer reviews consistently praise its performance, ease of use, and build quality, making it a top choice for serious backup power planning.
Power Output: 14,500 peak watts / 11,500 running watts (gasoline), 13,500 peak watts / 10,500 running watts (propane), 12,000 peak watts / 9,500 running watts (natural gas)
Engine: 550cc 4-stroke OHV with cast iron sleeve, electronic ignition
Fuel Capacity: 9.5 gallons (36 liters) gasoline tank, up to 7 hours on 20 lb propane tank
Runtime: Up to 19 hours on full gasoline tank
Voltage Output: 240 volts, 60 hertz frequency
Outlets: Transfer switch ready with L14-30R (30A) and 14-50R (50A) connections plus standard outlets
Power Quality: Less than 5% THD, copper windings for clean power
Starting: Push-button electric start with remote key fob
Dimensions: 27.2 inches L x 26.1 inches W x 26.5 inches H
Weight: 230 pounds
Warranty: 3-year limited warranty with lifetime technical support
Is This Generator Right for You? Choose the Westinghouse WGen11500TFc if you own a larger home, want tri-fuel flexibility, need transfer switch capability for whole-home backup, or require a portable generator for job sites and recreational use. This unit is best suited for homeowners willing to invest in professional installation and those who value fuel flexibility and clean power output.
Installation Considerations: While the generator itself is straightforward to assemble, professional installation by a licensed electrician is strongly recommended for transfer switch integration. This ensures safe operation and compliance with local electrical codes. Budget for professional installation costs in addition to the generator purchase price.
Fuel Options: The tri-fuel capability is a major advantage during emergencies. Consider plumbing for natural gas as a permanent backup, keeping propane tanks in reserve, and maintaining gasoline for portability. This multi-fuel strategy ensures you always have power regardless of supply disruptions.
Maintenance: Regular maintenance extends generator life significantly. The included hour meter helps track service intervals. Change oil regularly, stabilize fuel during storage, and perform monthly test runs to ensure reliable operation when needed.
Noise Level: Customer reviews note this generator runs quietly compared to competitors, making it suitable for residential areas and job sites where noise restrictions apply. However, it still produces typical generator noise, so consider placement away from windows and sleeping areas.
Pros
- Exceptional power output handles AC, refrigerators, sump pumps, and multiple appliances at once
- Dual fuel option offers cost savings and indefinite propane storage versus gasoline
- Remote start convenience eliminates manual cord pulling and works reliably up to 260 feet away
- Comes fully equipped with battery charger, propane hose, oil, tools, and key fob ready to use
- Industry-leading 4.7-star rating reflects genuine customer satisfaction and reliable performance
Cons
- Assembly requires two people for comfortable wheel and foot installation due to 212-pound weight
- Operates at higher noise levels, typical for generators of this power class
- Transfer switch, inlet boxes, and Westinghouse ST Switch sold separately, adding to total setup cost
The Westinghouse WGen9500DFc is a premium dual fuel portable generator designed for homeowners who demand reliable backup power without compromise. With 12,500 peak watts and 9,500 running watts, this unit handles whole-home power needs including air conditioning, refrigeration, and sump pumps simultaneously. It's built for those serious about emergency preparedness or frequent power needs at job sites and travel trailers.
What truly sets this generator apart is its dual fuel capability and advanced convenience features. You can seamlessly switch between gasoline and propane using an intuitive dial control, even while the generator runs. The included remote start key fob with 260-foot range eliminates the need for manual cord pulling, while the push-button electric start and traditional recoil backup ensure reliable ignition in any situation. The 457cc Westinghouse 4-stroke engine with cast iron sleeve delivers impressive fuel efficiency, running up to 12 hours on a 6.6-gallon tank.
The build quality reflects Westinghouse's reputation for durability and thoughtful engineering. Heavy-duty never-flat wheels and a lift bracket make portability manageable despite the 212-pound weight. The intuitive control panel features a VFT data center displaying real-time volt output, frequency, and lifetime hours. Six outlets including two GFCI 120V receptacles, a transfer switch-ready L14-30R 30A outlet, and an RV-ready 14-50R 50A outlet provide flexibility for various power needs. The advanced CO sensor automatically shuts down the unit if dangerous carbon monoxide levels are detected, prioritizing safety.
Minor considerations include the higher noise output typical of generators this powerful and the need for two people to comfortably install wheels and feet. Additionally, you'll need to purchase a transfer switch separately to integrate with your home's electrical system, and the optional Westinghouse ST Switch is sold separately for automatic start functionality.
The Westinghouse WGen9500DFc earns its stellar customer reviews by delivering exceptional power, convenient dual fuel operation, and thoughtful safety features at a competitive price point. This is the go-to choice for homeowners seeking dependable backup power with modern conveniences and professional-grade reliability.
Power Output: 12,500 peak watts (gasoline), 11,200 peak watts (propane); 9,500 running watts (gasoline), 8,500 running watts (propane)
Engine: 457cc 4-stroke OHV Westinghouse engine with cast iron cylinder sleeve, automatic low oil shutdown
Fuel System: Dual fuel (gasoline and propane), 6.6-gallon tank, fuel gauge included, runs up to 12 hours
Starting System: Push-button electric start, remote key fob start (260-foot range), recoil start backup
Outlets: Two GFCI 120V 5-20R (20A), one L14-30R 30A transfer switch ready, one 14-50R 50A RV ready
Safety Features: Carbon monoxide detection system with automatic shutdown, automatic voltage regulation, overload protection
Additional Features: Digital hour meter, USB port, fuel gauge, never-flat wheels, lift bracket
Dimensions: 27.2"L x 26.1"W x 26.5"H; Weight: 212.1 pounds
Warranty: 3-year limited warranty with lifetime technical support
Is This Generator Right for You?
The Westinghouse WGen9500DFc is ideal if you need whole-home backup power for essential appliances, frequently use portable power at job sites or travel trailers, or want the flexibility of dual fuel operation. The 9,500 running watts can power most household circuits simultaneously, making it suitable for homes with 100-amp service.
Setup Considerations: Plan to purchase a transfer switch separately for home integration. A qualified electrician should assess your home's electrical system to determine whether the 30A or 50A outlet better serves your needs. Two people are recommended for comfortable assembly, particularly when installing wheels and feet.
Operating Costs: Propane offers significant advantages over gasoline for long-term ownership: indefinite storage life, lower maintenance, and cleaner burning. While gasoline may be cheaper per gallon initially, propane's longevity and efficiency often provide better value for backup power scenarios.
Maintenance: The automatic low oil shutdown protects your engine investment. Regular fuel stabilization and seasonal maintenance will extend the generator's lifespan. The included tool kit and manual support straightforward owner maintenance.
Noise Level: At typical generator noise levels for this power class, consider placement away from sleeping areas and neighbors when operating for extended periods.
Pros
- Triple fuel capability reduces dependence on any single fuel source and adapts to local availability and pricing
- Electric start ignition makes operation simple and reliable compared to traditional pull-cord generators
- Comprehensive outlet configuration (7 total outlets) powers multiple devices simultaneously without adapters
- Built-in CO Watchdog sensor provides critical safety protection for indoor or enclosed-space operation
- Transfer-switch-ready design simplifies professional installation for permanent home backup solutions
Cons
- Assembly requires attention to detail, with some users reporting bracket interference during initial setup
- Natural gas hose sold separately, adding extra cost and requiring additional ordering for complete NG setup
- 50-amp output limitation may restrict simultaneous use of high-draw appliances on larger homes
The WEN TF-1450X is a premium tri-fuel generator designed for homeowners and contractors who demand flexibility and reliability. Whether you're preparing for emergency blackouts, powering a remote jobsite, or camping off-grid, this 14,500-watt powerhouse adapts to your fuel situation by switching between gasoline, propane, and natural gas with a simple dial. It's the ideal solution for anyone tired of being locked into a single fuel type or concerned about fuel availability during regional emergencies.
Performance is where this generator truly shines. On gasoline, it delivers 14,500 surge watts and 11,500 running watts, enough to simultaneously power essential home systems like refrigerators, furnaces, water heaters, and multiple outlets. The 500cc 4-stroke OHV engine fires up instantly with electric start, and if needed, a manual recoil starter serves as backup. With an 8.2-gallon tank providing up to 12 hours of runtime at half-load, you'll minimize refueling interruptions during extended outages. The digital data meter tracks voltage, frequency, and runtime to help you manage maintenance intervals efficiently.
Build quality reflects WEN's 70-year heritage. The generator features a sturdy frame with wheel and handle kit for easy transport, seven strategically-placed outlets including dual 240V transfer-switch-ready connections (NEMA L14-30R and 14-50R), and inclusion of a 6-foot LPG hose plus NG quick-connect adapter. The WEN Watchdog CO Shutdown Sensor automatically protects your family by detecting dangerous carbon monoxide levels, a critical safety feature for any backup power system. Some users noted minor assembly quirks requiring bracket adjustments, so careful attention to instructions is recommended during setup.
The main drawbacks are relatively minor. The natural gas hose must be purchased separately, adding to your total investment. Additionally, the 50-amp maximum output may limit simultaneous operation of multiple high-draw appliances in larger homes, though most emergency scenarios won't exceed this capacity. These limitations are typical for portable generators in this class and don't significantly diminish the overall value proposition.
The WEN TF-1450X represents an excellent investment for serious backup power needs. Its tri-fuel flexibility, transfer-switch compatibility, electric start convenience, and comprehensive safety features combine to deliver professional-grade performance at a price significantly below comparable standby units. Backed by a 3-year limited warranty and WEN's nationwide service network, this generator earns strong customer satisfaction and delivers reliable power when you need it most.
Power Output: 14,500 surge watts (gasoline), 12,500 surge watts (propane), 10,500 surge watts (natural gas). Running watts: 11,500 (gas), 10,300 (propane), 8,750 (natural gas).
Voltage and Outlets: Dual 120V/240V operation with seven total outlets: four 120V 5-20R outlets, one 120V/240V 30A NEMA L14-30R outlet, one 120V/240V 50A NEMA 14-50R outlet, and one 12V DC automotive outlet.
Engine: 500cc 4-stroke OHV engine with 60Hz frequency. Electric start with manual recoil backup.
Fuel and Runtime: 8.2-gallon tank capacity. Up to 12 hours runtime at half-load on gasoline. Compatible with gasoline, LPG, and natural gas.
Dimensions and Weight: 28.8L x 28.3W x 25.8H inches. Includes wheel and handle kit for portability.
Safety and Warranty: WEN Watchdog CO Shutdown Sensor for carbon monoxide protection. 3-year limited warranty with nationwide service support.
Who Should Buy This Generator? Homeowners seeking reliable emergency backup power, contractors needing portable jobsite electricity, RV enthusiasts, and anyone valuing fuel flexibility. The transfer-switch-ready design makes it ideal for permanent home installation.
Fuel Flexibility Advantage: The tri-fuel capability is this generator's standout feature. During natural disasters, fuel shortages often affect one source but not others. This generator adapts to whatever fuel is available locally, ensuring you always have backup power when you need it most.
Installation Considerations: For home backup use, budget for professional transfer-switch installation to safely integrate with your home electrical system. The NEMA L14-30R and 14-50R outlets are transfer-switch-ready, simplifying this process. For jobsite use, simply plug into standard outlets.
Setup and Maintenance: Read all instructions before first use. Perform the recommended 8-hour break-in period with proper oil levels. The digital meter helps track maintenance intervals. Keep the included oil bottle and replacement parts accessible. Note that natural gas hose must be purchased separately (part no. TF1450X-1431).
Safety Priority: The built-in CO Watchdog sensor is critical for any generator use, especially during emergencies when proper ventilation might be overlooked. Always operate generators outdoors or in well-ventilated spaces. Never run indoors or in enclosed garages.
Pros
- Tri-fuel capability provides unmatched flexibility and ensures power availability during fuel shortages
- Inverter technology cuts fuel consumption by up to 50% compared to traditional generators, lowering operating costs
- Remarkably quiet at 64dB, making it suitable for residential areas and RV camping without disturbing neighbors
- Extensive runtime of up to 19 hours minimizes downtime and refueling frequency during extended outages
- Transfer switch ready with professional-grade 50A outlet simplifies whole-home backup installation
Cons
- Heavy at 191 pounds with bulky dimensions requires careful planning for storage and transport logistics
- Battery drains during extended idle periods, necessitating periodic charging or a battery disconnect switch
- Propane runtime is noticeably shorter than gasoline runtime at similar loads, affecting fuel choice decisions
The Westinghouse iGen12000TFc is a premium tri-fuel inverter generator engineered for homeowners, RV owners, and contractors who demand reliable backup power without compromising on quiet operation or equipment safety. Its 12,000W peak output with less than 3% THD makes it one of the few portable generators truly safe for sensitive electronics like laptops, medical equipment, and high-end audio systems.
The standout feature is undoubtedly the tri-fuel capability. Switching between gasoline, propane, and natural gas provides unprecedented flexibility, especially valuable during fuel shortages or for users with existing propane or natural gas infrastructure. Combined with inverter technology that reduces fuel consumption by up to 50%, this generator delivers impressive 19-hour runtimes at quarter load, minimizing refueling interruptions during critical backup situations.
Build quality is robust throughout. The 457cc heavy-duty 4-stroke engine features a cast iron sleeve for longevity, while the fully enclosed steel and aluminum construction protects internal components from the elements. The included accessories are genuinely useful: a remote start fob, battery charger, propane regulator kit, quality tools, and an owner's manual. Setup takes 30-45 minutes and users consistently report flawless operation immediately after assembly.
Two practical considerations exist. First, the 191-pound weight and 30x25x27-inch footprint demand dedicated storage space and careful planning for positioning. Second, the battery discharges during idle periods exceeding one week, requiring either periodic maintenance charging or installation of an aftermarket battery disconnect switch. Propane users should note runtime decreases to approximately 5 hours at light loads compared to gasoline's superior endurance.
Verdict: The iGen12000TFc represents exceptional value for users prioritizing quiet, safe, fuel-flexible backup power. Its tri-fuel versatility, inverter technology, and professional outlet configuration justify the premium price for serious backup power applications. Highly recommended for homeowners installing transfer switches, RV enthusiasts, and contractors needing dependable job site power.
Power Output: 12,000W peak / 9,000W running (gasoline). Propane: 11,000W peak / 8,100W running. Natural gas: 9,800W peak / 7,200W running. THD less than 3%.
Engine: 457cc 4-stroke OHV Westinghouse engine with cast iron sleeve, electric start, and manual pull-start backup. Auto low oil shutdown and CO sensor included.
Fuel & Runtime: 7.9-gallon tank capacity. Up to 19 hours at 25% load on gasoline. Tri-fuel: gasoline, propane, or natural gas compatible.
Outlets: One 120/240V 14-50R 50A outlet, one 120/240V L14-30R 30A twist-lock outlet (both transfer switch ready), one GFCI 120V 5-20R 20A duplex outlet. Parallel capable to double output.
Features: Remote start key fob, LED data center (fuel, voltage, frequency, runtime, maintenance alerts), Eco Mode, digital fuel gauge, flat-free tires, foldable handle.
Dimensions & Weight: 30.2L x 25.2W x 26.6H inches. 191 pounds. Noise level: 64 dBA (Eco Mode).
Warranty: 3-year limited warranty with lifetime technical support from nationwide Westinghouse Customer Service Network.
Who Should Buy This Generator? Ideal for homeowners installing whole-home backup systems, RV enthusiasts needing reliable campground power, contractors requiring job site electricity, and users with existing propane or natural gas infrastructure. Best for those prioritizing quiet operation, equipment safety, and fuel flexibility over maximum portability.
Installation Considerations: The 50A and 30A outlets support professional transfer switch installation, enabling automatic whole-home backup during outages. Consult a licensed electrician for proper integration. The generator requires 30-45 minutes assembly and needs dedicated storage space due to its 191-pound weight.
Fuel Selection: Gasoline provides maximum runtime (19 hours at 25% load). Propane offers cleaner operation and longer shelf life but delivers reduced runtime (approximately 5 hours at light loads). Natural gas is ideal for stationary installations with existing infrastructure. Most users maintain gasoline as primary fuel with propane as backup.
Maintenance & Storage: Change oil after first 20 hours, then every 100 hours. Battery drains during idle periods exceeding one week, so either charge periodically or install an aftermarket battery disconnect switch. Run fuel stabilizer through gasoline before long-term storage. Store in a dry location with proper ventilation.
Budget Allocation: Budget additional funds for transfer switch installation (if desired), propane regulator upgrades, and possibly a battery management system. These accessories enhance functionality and longevity but are not included in the base purchase.
Pros
- Exceptional value for a tri-fuel generator capable of powering an entire home during extended outages
- Verified customer success running multiple heavy loads (AC, refrigerator, sump pump) for 72+ hours continuously
- Tri-fuel flexibility means you can switch fuel sources based on availability and cost in emergency situations
- Comprehensive included accessories (natural gas hose, propane regulator, remote control) eliminate additional purchases
- Reliable 4-stroke OHV engine with 3-year warranty provides peace of mind for long-term ownership
Cons
- Noise level is noticeable during operation, though acceptable for emergency use situations
- Oil drain plug placement near wheel requires careful attention when moving the generator to prevent accidental spillage
- Does not include oil in the box, requiring separate purchase before first use
The DuroStar DS13000MXT is a heavy-duty portable generator designed for homeowners, RV enthusiasts, and anyone needing reliable backup power during emergencies. With 13,000 peak watts and the ability to run on three different fuel sources, this generator bridges the gap between portable convenience and whole-home backup capability. It's ideal for those seeking flexibility in fuel choice without committing to a single power source.
The standout feature is undoubtedly the tri-fuel technology, allowing operation on gasoline, propane, or natural gas. Real-world customer experience confirms the generator's impressive capability, with verified reports of running an air conditioning unit, refrigerator, freezer, microwave, sump pump, and sewage ejector pump simultaneously for 72 hours on gasoline alone. The 13-hour runtime on a full tank combined with efficient fuel consumption makes extended outages manageable without constant refueling.
Build quality reflects the DuroStar reputation, featuring a robust 500cc OHV engine, heavy-duty steel frame, and comprehensive control panel with push-button start, fuel selection knob, and multiple outlet types including the transfer switch-ready 50-amp connection. The included remote control adds convenience for starting from a distance, while the CO Alert safety system provides critical protection against carbon monoxide poisoning.
Notable considerations include the noticeable operational noise level and the oil drain plug placement near the wheel, which requires careful attention during movement. The generator does not include oil, necessitating a separate purchase. These minor drawbacks are far outweighed by the unit's proven performance and competitive pricing for its power class.
The DuroStar DS13000MXT represents an excellent investment for comprehensive home backup power. Customer testimonials consistently praise its reliability, affordability, and real-world performance during actual emergencies. This generator delivers professional-grade capability with consumer-friendly pricing and fuel flexibility that sets it apart from single-fuel alternatives.
Power Output: 13,000 watts peak, 10,500 watts running at 240 volts, 60 Hz frequency
Engine: 500cc 4-stroke OHV with electric and recoil ignition, 13 KW maximum power
Fuel Capacity: 8.3 gallons with up to 13 hours runtime
Fuel Options: Gasoline, propane, or natural gas with automatic selection
Outlets: 4 total outlets including transfer switch-ready 50-amp connection, 43.75 amp current rating
Dimensions: 30.5 inches L x 27.3 inches W x 26 inches H, portable with wheels and handle kit
Safety Features: CO Alert system with automatic shutdown, included remote control for electric start
Warranty: 3-year manufacturer coverage
Is this generator right for you? The DS13000MXT suits homeowners wanting whole-home backup without expensive permanent installation, RV owners needing reliable power on the road, and those prioritizing fuel flexibility. Its 13,000-watt capacity handles most household loads including central AC, making it suitable for serious emergency preparedness.
Fuel selection considerations: Gasoline offers convenience and immediate availability but requires stabilization for long-term storage. Propane provides longer shelf life and cleaner burning. Natural gas connects to home or RV systems for unlimited supply during extended outages. The tri-fuel option lets you choose based on your situation.
Installation and setup: The generator includes a remote control and transfer switch-ready outlet, making professional installation straightforward. Ensure proper placement in well-ventilated areas away from windows and doors. The included 15-foot natural gas hose and propane regulator simplify fuel connection setup.
Maintenance tips: Always drain fuel or use stabilizer before extended storage to prevent carburetor buildup. Monitor oil levels regularly and use the included funnel and wrench for easy maintenance. Position the oil drain plug carefully when moving the unit to prevent accidental spillage.
Pros
- Three fuel options provide maximum flexibility and ensure you can always find available fuel during emergencies
- Exceptional runtime of up to 16 hours means less frequent refueling during extended power outages
- Low THD technology and copper windings produce clean, stable power safe for sensitive equipment
- Transfer switch ready design allows professional installation for automatic home backup capability
- Comprehensive outlet selection including two 50A/30A heavy-duty outlets plus standard household outlets
Cons
- Heavy at 348 pounds requires significant space and sturdy ground placement for safe operation
- Higher initial investment compared to single-fuel generators limits budget-conscious buyers
- Tri-fuel setup adds complexity compared to standard gas-only models, requiring more maintenance knowledge
The Westinghouse WGen14500TFc is a heavy-duty tri-fuel portable generator designed for homeowners seeking comprehensive backup power for larger residences and contractors requiring flexible fuel options on job sites. With 18,000 peak watts and 14,500 running watts on gasoline, this generator bridges the gap between portable convenience and stationary backup power capacity.
What sets this model apart is its exceptional tri-fuel capability and impressive 16-hour runtime on a 10.5-gallon tank at 25% load. The V-Twin OHV engine with cast iron sleeves delivers consistent performance across fuel types, while copper windings and sub-5% THD output ensure safe operation of computers, TVs, and other sensitive electronics. The included remote start and push-button ignition make operation effortless, and the digital VFT data center provides real-time voltage and maintenance tracking.
Build quality is robust with reinforced steel handles, lift bar, and never-flat wheels for mobility. The comprehensive outlet configuration includes two transfer switch-ready outlets (14-50R 50A and L14-30R 30A) plus standard household outlets, USB ports, and GFCI protection. The automatic low oil shutdown and CO sensor add critical safety features for peace of mind during extended use.
The primary consideration is weight at 348 pounds, which requires careful placement and secure positioning. Additionally, the tri-fuel complexity demands more maintenance knowledge than single-fuel models. The higher price point reflects the advanced engineering and fuel flexibility, making it an investment rather than a budget option.
For homeowners with larger properties or contractors needing reliable, multi-fuel backup power, the WGen14500TFc delivers exceptional performance and flexibility. The combination of clean power output, extended runtime, transfer switch readiness, and tri-fuel capability makes this a premium choice for serious backup power needs backed by Westinghouse's three-year warranty and nationwide service network.
Power Output: 18,000 peak watts (gas), 14,500 running watts (gas), 16,000 peak watts (propane), 13,000 running watts (propane), 14,400 peak watts (natural gas), 11,600 running watts (natural gas)
Engine: 713cc Westinghouse V-Twin 4-Stroke OHV with cast iron sleeve, automatic low oil shutdown, and low idle mode
Fuel Tank: 10.57 gallons with automatic fuel gauge
Runtime: Up to 16 hours at 25% load on gasoline
Outlets: One 120/240V 14-50R 50A outlet (transfer switch ready), one 120/240V L14-30R 30A outlet (transfer switch ready), one 120V L5-30R 30A outlet, two GFCI 120V 5-20R 20A duplex outlets, two USB ports
Power Quality: Less than 5% THD, automatic voltage regulation, copper windings
Starting: Push button electric start and remote key fob start
Noise Level: 74 dBA operating volume
Dimensions: 30.3 inches L x 34.9 inches W x 34.3 inches H
Weight: 348.3 pounds
Warranty: 3-year limited warranty with lifetime technical support
Included Accessories: Engine oil, funnel, assembly wrench, battery charger, propane hose, cover, quick-start guide, owner's manual, and replacement parts list
Who Should Buy This Generator? The WGen14500TFc is ideal for homeowners with larger properties who want reliable whole-home backup power, contractors needing flexible fuel options on job sites, and users who prioritize clean power for sensitive electronics. If you have central air conditioning, multiple refrigerators, sump pumps, or extensive entertainment systems, this generator's 14,500 running watts can handle simultaneous operation.
Transfer Switch Integration: Both heavy-duty outlets are transfer switch and interlock kit ready, meaning a licensed electrician can professionally install this generator for automatic power transfer during outages. This setup eliminates manual cord management and provides seamless backup power to your entire home.
Fuel Flexibility Advantages: The tri-fuel capability means you can run the generator on whichever fuel is most available or economical. During natural disasters, propane and natural gas often remain available when gasoline supplies are depleted. This flexibility adds significant value for long-term reliability.
Maintenance Considerations: Tri-fuel generators require more maintenance knowledge than single-fuel models. You'll need to understand fuel switching procedures, proper carburetor management, and seasonal storage protocols. Westinghouse's lifetime technical support can help guide you through these processes.
Space and Weight: At 348 pounds, this generator requires a permanent or semi-permanent location. Ensure you have level, well-ventilated ground space away from windows and doors. The never-flat wheels and lift bar assist with initial placement, but this isn't a portable unit you'll move frequently.
Investment Value: The higher price reflects advanced engineering, tri-fuel capability, and transfer switch readiness. If you need basic portable power for occasional use, a smaller single-fuel generator may suffice. If you prioritize reliability, fuel flexibility, and whole-home backup capability, this investment delivers substantial long-term value.
Pros
- Exceptional fuel flexibility with tri-fuel capability adapts to whatever fuel source is available during emergencies
- Powerful 12,500 starting watts deliver 32 percent more surge capacity than running output for demanding appliances
- Extended runtime options from 9.5 hours on gas to unlimited duration on natural gas lines
- Built-in safety features including COsense technology, low-oil shutdown, and GFCI-protected outlets
- Easy transportation with never-flat wheels and folding handle despite 219-pound weight
Cons
- Heavy at 219 pounds requires advance placement planning before emergencies occur
- Requires regular maintenance with first oil change at 20 hours then every 100 hours or seasonally
- Some customer reports of mechanical issues, though most reviews are positive
The Generac GP9500E is a tri-fuel portable generator designed for homeowners, contractors, and outdoor enthusiasts who need reliable backup power with maximum flexibility. This 9,500-running-watt generator adapts to your fuel situation, whether you're using a propane tank during a storm or connecting to a dedicated natural gas line for long-term backup. It's an excellent choice for whole-home emergency backup, job site power, RV use, or outdoor events.
What sets this generator apart is its remarkable fuel flexibility combined with serious power delivery. The 12,500 starting watts handle simultaneous starts of energy-intensive appliances like air conditioners, refrigerators, and sump pumps without breaking a sweat. The built-in Automatic Voltage Regulation keeps output stable, protecting sensitive electronics and motor-driven tools. Runtime is impressive too: up to 9.5 hours at 50 percent load on gasoline, 14 hours at 25 percent load, or virtually unlimited when connected to natural gas.
The build quality reflects Generac's reputation for durability. The steel-tube cradle frame is robust, and the never-flat wheels with folding handle make repositioning manageable despite the 219-pound weight. Push-button electric start with an included 12V battery eliminates frustration, and the digital hour meter helps track maintenance schedules. The control panel offers versatile outlets including dual 120V GFCI outlets, a 120/240V 30A twist-lock, and a 120/240V 50A outlet for comprehensive power needs.
Safety is engineered throughout. COsense technology continuously monitors carbon monoxide levels and automatically shuts down the unit before reaching dangerous thresholds, working silently in the background. Low-oil shutdown protection and covered GFCI outlets add multiple layers of protection. The generator is compatible with Generac HomeLink manual transfer switches, enabling safe whole-home circuit control without backfeeding hazards.
The main drawback is weight and size, which require careful placement planning before emergencies arrive. Maintenance is regular but straightforward. Most users report excellent performance and reliability, though occasional mechanical issues have been reported. Overall, the Generac GP9500E delivers exceptional value for anyone seeking a powerful, flexible backup generator that adapts to their fuel situation and protects their investment through multiple safety features.
The tri-fuel capability is the GP9500E's defining advantage. Gasoline offers the most portable option with the included 7.5-gallon tank delivering extended runtime. Propane provides cleaner burning fuel that can be stored longer without degradation, making it ideal for seasonal backup. Natural gas offers the ultimate solution for permanent installations, providing virtually unlimited runtime by connecting directly to your home's gas line.
Switching between fuels is simple: just turn a dial on the control panel. This means you can start on propane during a storm when gas stations are closed, then switch to natural gas once power is restored and your line is operational. The included natural gas conversion kit and propane hose with regulator make setup straightforward for any fuel option you choose.
COsense technology is your silent guardian. This onboard system continuously monitors carbon monoxide levels during operation and automatically shuts the generator down before CO reaches dangerous thresholds. Unlike detectors that only alert you after hazardous levels are reached, COsense prevents the danger proactively.
Additional safety layers include automatic low-oil shutdown that protects the engine from damage, GFCI-protected outlets that prevent electrical hazards, and covered outlets that protect against accidental contact. The stable voltage output from the Automatic Voltage Regulation system prevents damage to sensitive electronics like computers, medical equipment, and smart home devices.
Pros
- Exceptional flexibility with three fuel options and included hoses for propane and natural gas
- Wireless remote start adds genuine convenience and safety by eliminating need to approach the unit
- Quiet operation at 64 dB allows use in noise-sensitive environments like RV parks and residential areas
- Smart StartLINK integration automates backup power activation and battery charging for modern home systems
- Comprehensive warranty package includes 3-year coverage, lifetime technical support, and nationwide service network
Cons
- At 123.5 pounds, this unit requires significant physical effort to move despite having a wheel kit
- Tri-fuel operation adds complexity to maintenance compared to single-fuel generators
- Starting wattage of 6500W is lower than some competing models in the same price range
The Champion 6500-watt tri-fuel inverter generator is a premium portable power solution designed for homeowners, RV enthusiasts, and anyone needing reliable backup electricity with maximum flexibility. This model stands out by offering gasoline, propane, and natural gas operation in a single unit, making it adaptable to virtually any fuel source available at your location. The included 25-foot natural gas hose and 6.6-foot propane hose mean you can start using this generator immediately without purchasing additional adapters or hoses.
Where this generator truly excels is its integration of modern smart features and user convenience. The wireless remote start function lets you activate the unit from up to 80 feet away, a significant advantage for safety and accessibility. The StartLINK technology represents a major leap forward for backup power, automatically connecting to Energy Storage Systems or Automatic Transfer Switches to enable hands-free operation and 120V battery charging. Running at just 64 dB, this is genuinely quiet for a 6500-watt generator, making it suitable for RV parks and residential neighborhoods where noise restrictions exist. The clean power output of less than 3% THD ensures your sensitive electronics, including electric vehicle chargers, remain protected.
Build quality reflects Champion's reputation for durability, with a robust 224cc OHV engine and multiple outlet configurations including two 120V household outlets, a 120V 30A RV outlet, a 120/240V outlet, and a 12V DC automotive outlet. The Intelligauge display provides real-time voltage and runtime monitoring. At 18 hours of runtime on gasoline at 25% load, this generator minimizes refueling interruptions. The included CO Shield safety technology adds peace of mind by automatically shutting down the engine if dangerous carbon monoxide levels accumulate, though outdoor-only operation remains essential.
The main drawback is the unit's 123.5-pound weight, which can be challenging to maneuver despite the wheel kit. Tri-fuel operation also introduces slightly more maintenance complexity than single-fuel alternatives. Additionally, the 5250-watt running output on gasoline is modest compared to some competitors at this price point, so verify it meets your specific power requirements before purchasing.
The Champion 6500W tri-fuel inverter generator is an excellent choice for buyers prioritizing fuel flexibility, quiet operation, and smart home integration. The 3-year warranty, lifetime technical support, and nationwide service network provide strong long-term value. This generator justifies its premium positioning through advanced features and genuine versatility that most users will appreciate for years of reliable service.
Power Output: 6500W starting, 5250W running on gasoline. 4725W running on propane, 4253W running on natural gas.
Fuel Type: Tri-fuel capable: gasoline, propane, or natural gas with included hoses (25 ft. natural gas, 6.6 ft. propane).
Engine: 224cc OHV with electric and wireless remote start capability.
Runtime: Up to 18 hours at 25% load on gasoline.
Noise Level: 64 dB(A) for ultra-quiet operation.
Power Quality: Less than 3% total harmonic distortion (THD), suitable for sensitive electronics and EV charging.
Outlets: Two 120V 20A household (5-20R), one 120V 30A RV (TT-30R), one 120/240V 21.9A (14-30R), one 12V DC 8A automotive.
Weight and Dimensions: 123.5 lbs, 25.2 inches L x 20.5 inches W x 22.6 inches H.
Warranty: 3-year limited warranty with lifetime technical support and nationwide service access.
Is This Generator Right for You? Choose this model if you need a portable power solution with maximum fuel flexibility for RVs, backup home power, or remote locations where fuel availability varies. The wireless remote start and StartLINK integration make it ideal for modern homes with smart backup systems.
Fuel Flexibility Advantage: The tri-fuel capability is particularly valuable in regions where natural gas is available for extended runtime without propane tank refills, or for RV travelers who encounter different fuel types across regions. Always keep fuel hoses properly connected and stored.
Noise Considerations: At 64 dB, this generator is significantly quieter than most competitors, making it suitable for RV parks and noise-restricted residential areas. Verify local noise ordinances in your area before purchase.
Power Requirements: Verify your essential appliances and devices total less than 5250W running power on your primary fuel choice. The multiple outlet types accommodate various plug configurations, but ensure you have the correct adapters if needed.
Installation with Smart Systems: If you have or plan to install an Automatic Transfer Switch or Energy Storage System, the StartLINK technology provides significant convenience by automating generator activation and battery charging without manual intervention.
Buying Guide: How to Choose Your Automatic Start Generator
Prioritize Power Output and Fuel Flexibility
Your generator’s wattage must match your essential circuit load. Calculate the combined running watts of appliances like your fridge, furnace blower, and sump pump. Tri-fuel models, like the Westinghouse 14500 Peak Watt Tri-Fuel Home Backup, offer unparalleled flexibility. They can run on gasoline, propane, or your home’s natural gas line. This versatility ensures you always have a fuel option, making natural gas a convenient choice for extended outages.
Evaluate Starting Mechanisms and Safety Features
Automatic start is the goal, but implementation varies. Look for systems with a remote key fob for manual activation from inside your home. Critical safety technology includes automatic carbon monoxide shutdown. Sensors monitor CO levels and will turn the unit off if dangerous fumes accumulate nearby. This feature is essential for any generator used near living spaces.
Consider Installation and Transfer Switch Compatibility
A true automatic start system requires a transfer switch. This device isolates your home from the grid and signals the generator to start. Ensure your chosen model is “transfer switch ready” with the correct outlets, typically a 30-amp or 50-amp plug. Professional installation is strongly recommended to connect the generator to your natural gas line and electrical panel safely and to comply with local codes. If you need a more compact solution, consider Top-Rated small natural gas generators for specific circuits.
Assess Run Time, Noise, and Power Quality
Natural gas provides a virtually unlimited runtime when connected to your home’s supply. For portable models, review tank sizes and consumption rates. Inverter generators, like the Westinghouse 12000 Peak Watt Tri-Fuel, offer quieter operation and cleaner power. This low total harmonic distortion (THD) is safe for sensitive electronics like laptops and smartphones, protecting them from damage.
Final Thoughts
Choosing the right natural gas generator with automatic start brings invaluable peace of mind. For homeowners seeking robust whole-home coverage, the Westinghouse 14500 Peak Watt Tri-Fuel Home Backup stands out with its exceptional power and fuel flexibility. If you prioritize quiet, efficient operation for electronics, the innovative Westinghouse 12000 Peak Watt Tri-Fuel inverter generator is a superb choice. Both models exemplify the reliable, automatic backup power that keeps your home secure during any outage.
Frequently Asked Questions
How does the automatic start function work on a natural gas generator?
The system is integrated with an automatic transfer switch (ATS). When the ATS detects a loss of utility power, it sends a signal to the generator to start. Once the generator is running and stable, the ATS safely transfers your home’s electrical load. When grid power is restored, the process reverses automatically.
Can I install a natural gas generator with automatic start myself?
We do not recommend a DIY installation. Proper setup requires connecting the unit to your home’s natural gas line and electrical panel, which must meet strict local building and electrical codes. Hiring a licensed professional ensures safe operation, protects your home insurance, and validates the manufacturer’s warranty.
Are natural gas generators with automatic start safe to run overnight?
Yes, when installed correctly at a safe distance from windows and air intakes. Modern units like those from Westinghouse and Generac feature CO shutdown sensors that automatically stop the engine if carbon monoxide builds up. Always follow the manufacturer’s clearances specified in the manual for safe operation. For powerful yet portable options, check out our review of portable natural gas generators under $2000.
What maintenance is required for an automatic start generator?
Regular maintenance is crucial for reliability. This includes periodic oil changes, air filter replacements, and spark plug inspections as outlined in your manual. Most units have a self-exercise mode that automatically runs the generator for a short period each week to keep the engine lubricated and the battery charged, ensuring it’s ready when needed.

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