When the power goes out, you need a reliable source of energy that won’t let you down. If you own a Predator generator, you already have a solid foundation. However, relying solely on gasoline comes with drawbacks: fuel degradation, messy storage, and frequent refueling. Converting your existing unit or opting for a dedicated dual-fuel model unlocks the advantages of propane, a cleaner-burning fuel that stores indefinitely. This guide is designed for homeowners, RV enthusiasts, and outdoor adventurers seeking to enhance their power setup’s flexibility and reliability with propane.
We have reviewed leading products that enable propane operation for Predator generators. Our selection includes specific conversion kits for popular Predator models and one powerful pre-built dual-fuel alternative. Whether you want to modify your current 3500-watt inverter or your hefty 9000-watt workhorse, we cover options that provide verified compatibility and user-confirmed performance. Our goal is to help you make an informed decision for seamless, dependable power.
Pros
- Exceptional runtime: delivers 8 hours on gasoline at 50% load, providing extended emergency power without refueling
- Dual fuel advantage: gasoline and propane capability offers unmatched flexibility and fuel availability during extended outages
- Professional-grade power output: 13,000 watts handles whole-home loads that most portable generators cannot match
- Robust engineering: 100% copper windings, all-metal construction, and 500cc OHV engine built for years of reliable performance
- Comprehensive safety package: CO sensor, low oil shutdown, GFCI protection, and surge protection safeguard your home and appliances
Cons
- Heavy weight at 234 pounds requires significant effort to move and position, though wheels and handle assist with transport
- Requires professional electrician installation for whole-home transfer switch integration, adding to total project cost
- Initial setup involves assembly of wheels, handle, and fuel system components, plus careful break-in procedures per manual instructions
The DuroMax XP13000EH is a serious piece of backup power equipment designed for homeowners who refuse to compromise on reliability during emergencies. Unlike smaller portable generators, this unit delivers genuine whole-home capacity with 13,000 peak watts and 10,500 running watts, making it capable of powering your central air conditioning, refrigerator, multiple appliances, and essential lighting simultaneously. It's built for homeowners preparing for extended power outages, RV enthusiasts needing dependable mobile power, and anyone serious about emergency preparedness.
What truly sets this generator apart is its dual fuel capability. You can seamlessly switch between gasoline and propane without any modifications, giving you unprecedented fuel flexibility during emergencies when one fuel type may be unavailable. The push-button electric start eliminates the frustration of pull-cord starting, and the 8-hour runtime on gasoline at 50% load means you'll have extended power without constant refueling. The fully loaded power panel includes GFCI-protected household outlets, a 50-amp transfer switch ready outlet for professional installation, and individual breakers for comprehensive safety.
Build quality is exceptional throughout. The all-metal frame and power panel construction withstand harsh weather and years of heavy use, while 100% copper windings provide superior heat conductivity compared to aluminum alternatives, extending the generator's operational lifespan. The 500cc OHV engine is engineered for durability, and the no-flat tires with foldable handle make transport feasible despite the 234-pound weight. Real-world user feedback confirms reliable starting, consistent runtime performance, and solid construction quality.
The main considerations involve setup and installation. This unit arrives as a semi-assembled product requiring wheel and handle installation, plus careful attention to break-in procedures outlined in the manual. For whole-home integration, you'll need to hire a licensed electrician to install a transfer switch, adding professional installation costs. The 234-pound weight means you'll need assistance moving it initially, though the wheels make repositioning manageable once placed.
The DuroMax XP13000EH represents excellent value for homeowners seeking genuine whole-home backup power in a portable package. With dual fuel flexibility, electric start convenience, professional-grade output, and comprehensive safety features, it delivers the reliability and power capacity you need when the grid fails. The 3-year warranty and extensive positive customer feedback confirm this generator's dependability for long-term emergency preparedness.
Power Output: 13,000 watts peak, 10,500 watts running
Fuel Type: Dual fuel, gasoline or propane
Engine: 500cc OHV 4-stroke
Starting System: Electric push-button start
Voltage: 240 volts, 60 Hz
Runtime: 8 hours at 50% load on gasoline
Fuel Tank: 0.5 gallons
Outlets: 2x 120V GFCI household outlets, 50-amp transfer switch ready outlet
Weight: 234 pounds
Dimensions: 30 inches L x 29 inches W x 26 inches H
Features: CO Alert sensor, low oil shutdown, hour meter, foldable handle, no-flat tires
Warranty: 3-year manufacturer coverage
Included: Oil funnel, spark plug wrench, tool set, wheel and handle kit, owner's manual
Is This Generator Right For You?
The XP13000EH is ideal if you need whole-home backup power for extended outages, plan to use a transfer switch with professional installation, or want fuel flexibility between gasoline and propane. It's overkill for powering individual appliances and too large for casual RV use where smaller generators suffice.
Setup Considerations:
Plan for 1-2 hours of initial assembly including wheels, handle, and fuel system preparation. Read the startup instructions thoroughly, especially regarding the shipping brace removal and oil fill procedures. For whole-home integration, budget for professional electrician fees to install a transfer switch or interlock system.
Maintenance Tips:
Run the generator every few months for 15 minutes to keep the engine fresh. Consider using ethanol-free fuel or fuel stabilizer to prevent carburetor buildup during storage. Store propane tanks separately in a safe location. Monitor the hour meter to track maintenance intervals.
Performance Expectations:
Expect 8 hours of runtime on a full tank at moderate loads. Heavy loads like air conditioning will reduce runtime proportionally. The dual fuel capability means you can switch to propane if gasoline becomes unavailable, providing true emergency backup flexibility.
Pros
- True tri-fuel capability provides significant cost savings compared to gasoline-only operation
- Durable metal and plastic construction designed for commercial-grade reliability
- Flexible fuel options eliminate dependence on single fuel type availability
- Compatible with standard aftermarket regulators for easy system customization
- Solid 4.2-star user rating demonstrates proven performance in real-world applications
Cons
- Requires case modification to accommodate alternative fuel supply hose installation
- Requires compatible regulator purchase, which is not included in the kit
- Low-pressure fuel system requires precise inlet pressure settings for optimal performance
The Nashfuel Tri-Fuel Conversion Kit is a specialized upgrade for Predator 3500W inverter generator owners seeking multi-fuel flexibility. This kit allows you to switch between propane, natural gas, and gasoline, making it valuable for homeowners needing backup power, commercial contractors managing job site equipment, and anyone looking to optimize fuel costs and availability.
The standout feature is genuine tri-fuel capability without replacing your entire generator. You get the convenience of running cheaper natural gas or propane when available, then switching to gasoline as a backup. The kit operates on low-pressure fuel supply requiring 9-13.8 inches water column inlet pressure, and works with both Impco and aftermarket regulators for system flexibility. This design approach appeals to users who want options rather than being locked into one fuel source.
Build quality reflects commercial-grade standards with metal and plastic components engineered for durability. The conversion kit integrates directly with your Predator 3500 generator without replacing core components. However, installation demands case modification to route the alternative fuel supply hose, which requires mechanical skill or professional installation. This is not a plug-and-play upgrade.
The main drawback is that a compatible regulator must be purchased separately, adding to overall project cost. Additionally, the low-pressure fuel system requires careful setup and maintenance to ensure proper inlet pressure specifications are met. Users unfamiliar with fuel system work should budget for professional installation.
For Predator 3500 generator owners committed to multi-fuel capability and willing to invest time in proper installation, this conversion kit delivers real value through operational flexibility and potential long-term fuel savings. The solid user rating confirms it performs as intended when properly installed.
Generator Compatibility: Predator model 63584 inverter generator
Power Output: 3500 watts maximum wattage
Voltage: 175 volts
Fuel Options: Propane (low pressure), natural gas (low pressure), gasoline
Required Inlet Pressure: 9-13.8 inches water column
Regulator Compatibility: Impco or aftermarket regulators
Components: Tri-fuel conversion kit with metal and plastic construction
Installation: Case modification required for alternative fuel supply hose routing
Is this right for you? This conversion kit suits Predator 3500 generator owners who want multi-fuel flexibility and are comfortable with installation requirements. It's ideal for backup power systems, commercial job sites, or applications where fuel availability varies.
Installation Considerations: Plan for case modification work, which requires mechanical aptitude or professional help. Budget for a compatible regulator separately. Ensure your fuel supply can deliver the required 9-13.8 inches water column inlet pressure.
Cost Planning: Factor in regulator purchase and potential professional installation costs beyond the kit price. Calculate long-term savings based on your local propane and natural gas pricing versus gasoline.
Maintenance: Regular inspection of fuel lines, regulator settings, and pressure specifications ensures reliable operation. Keep documentation on fuel system setup for reference during maintenance cycles.
How to Choose the Right Propane Solution for Your Needs
Confirm Your Generator’s Compatibility
The most critical step is ensuring any conversion kit matches your specific Predator generator model and engine. Check the engine displacement, measured in cubic centimeters (cc), and the exact model number. A kit designed for a Predator 3200/4000W will not fit a Predator 3500 inverter or a 9000-watt model. Always cross-reference the product specifications with your generator’s manual before purchasing.
For broader engine compatibility, some kits, like the HIPA 389cc 420cc Tri Dual Generator Carburetor, are designed for a range of Honda-clone engines common in many brands. This makes them a versatile choice if you have multiple generators or plan to upgrade. Mismatched parts can lead to poor performance or even damage, so due diligence here is essential.
Evaluate Fuel Flexibility and Convenience
Consider how many fuel options you truly need. A tri-fuel kit (gasoline, propane, natural gas) offers maximum versatility, allowing you to switch fuels based on availability and cost. This is ideal for home backup power where natural gas lines are present. A dual-fuel setup (gasoline and propane) is simpler and often sufficient for most users.
Also, assess the ease of switching between fuels. Some kits feature a simple rotary switch on the carburetor, while others may require adjusting a regulator. The most convenient systems allow you to change fuel sources in seconds without tools, a feature highlighted in many user reviews for a seamless experience.
Assess Installation Complexity and Safety
Installation difficulty varies significantly between products. A basic bolt-on adapter kit requires basic mechanical skill and common tools. A full carburetor replacement, like the HIPA kit, is a more involved process best suited for those comfortable with small engine work. Always review the included instructions and required safety procedures before starting.
Safety is non-negotiable. Ensure the kit includes a certified regulator and features like an OFF position on the fuel selector to prevent leaks. All fuel line connections must be secure and checked for leaks with a soap solution after installation. If you are unsure, consulting a professional is a wise investment for safe and reliable operation. You can explore more about the brand and its offerings on our main Predator Generators page.
Understand the Power Output Trade-off
It is important to know that running a generator on propane typically results in a slight reduction in power output compared to gasoline, often around 10-15%. This is due to the lower energy density of propane. When planning your power needs, factor this reduction into your calculations.
For example, a 4000-watt gasoline generator might deliver approximately 3400-3600 watts on propane. Ensure this adjusted output still meets the requirements of the appliances you plan to run. For those needing maximum power without conversion, a purpose-built dual-fuel generator like the DuroMax XP13000EH is engineered from the ground up to deliver rated power on both fuels.
Final Thoughts
Choosing the right propane solution enhances your generator’s utility by providing a cleaner, more stable fuel option. For most Predator 3200 or 4000W owners seeking a straightforward upgrade, the Propane Conversion Kit for Predator 3200/4000W offers a complete, easy-to-install package. If you require immense, ready-to-use power for whole-home backup without any modification, the DuroMax XP13000EH 13,000-Watt Dual Fuel generator stands as a proven and powerful alternative. Whichever path you choose, you are investing in greater fuel flexibility and preparedness for any situation.
Frequently Asked Questions
Is it worth converting my Predator generator to propane?
Yes, for many users, the conversion is highly worthwhile. Propane burns cleaner than gasoline, which reduces carbon buildup in the engine and can extend its lifespan. Propane also stores indefinitely without degrading, making it perfect for emergency preparedness. You avoid the issues of stale gasoline clogging your carburetor. The initial investment in a conversion kit often pays off in convenience and reduced maintenance over time.
Will using propane damage my Predator generator?
No, using a properly installed and compatible propane conversion kit will not damage your generator. In fact, because propane is a cleaner-burning fuel, it can lead to less engine wear over time compared to gasoline. The key is to use a high-quality kit designed for your specific model and to follow all installation and safety instructions precisely to ensure correct fuel mixture and pressure.
How long will a propane tank last on a Predator generator?
Runtime depends on your generator’s load and the size of the propane tank. As a general estimate, a standard 20-pound propane tank (like those used for grills) may power a 50% load on a 3500-watt generator for roughly 10-12 hours. For extended RV trips or prolonged outages, connecting to a larger 100-pound tank or multiple tanks in parallel is a common solution to significantly extend your runtime.
Can I switch back to gasoline after installing a propane kit?
Absolutely. All the tri-fuel and dual-fuel conversion kits we reviewed are designed to allow seamless switching between fuel sources. Most feature a selector valve that lets you choose gasoline, propane, or natural gas. This flexibility means you can use whichever fuel is most convenient or available at the time, giving you the best of both worlds for your power needs in 2026 and beyond.
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