Best Dual Fuel Generators for Gas and Propane Power
Finding a generator that runs efficiently on both gas and propane offers flexibility and convenience for home backup, RV adventures, or job site power needs. This guide reviews the best dual fuel generators combining robust power output, long runtime, and safety features. Below is a summary table of the top five products selected for reliability and versatility.
| Generator | Peak Watts (Gas) | Fuel Types | Start Type | Extra Features |
|---|---|---|---|---|
| WEN 14,500-Watt Tri-Fuel (TF1450X) | 14,500 | Gas, Propane, Natural Gas | Electric Start | CO Watchdog Sensor, Transfer-Switch Ready |
| DuroMax XP13000EH Dual Fuel | 13,000 | Gas, Propane | Electric Start | Whole Home Backup, Transfer-Switch Ready |
| Westinghouse 12,500 Watt Dual Fuel | 12,500 | Gas, Propane | Remote Electric Start | Fuel Gauge, GFCI Outlets |
| Westinghouse 14,500 Watt Tri-Fuel | 14,500 | Gas, Propane, Natural Gas | Remote Electric Start | Long Run Time, Transfer-Switch Ready |
| DuroStar DS13000MX Dual Fuel | 13,000 | Gas, Propane | Remote Electric Start | CO Alert, Heavy-Duty Build |
WEN 14,500-Watt Tri-Fuel Generator with CO Watchdog
The WEN TF1450X delivers high power output with 14,500 surge watts and 11,500 running watts on gasoline, making it ideal for running heavy-duty appliances or tools. Its tri-fuel capability allows switching seamlessly between gas, propane (12,500 surge watts), and natural gas for versatility. Operable at 120V and 240V, it suits transfer switches and emergency setups. The standout CO Watchdog sensor automatically shuts down the unit if carbon monoxide levels become unsafe, enhancing family safety. Equipped with a wheel kit and electric start, this generator balances power, mobility, and essential protective features.
DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
The DuroMax XP13000EH is a powerful dual fuel generator capable of delivering 13,000 watts to keep whole homes running during outages. Known for industry-leading dual fuel technology, it supports both gasoline and propane, offering flexibility depending on fuel availability. The generator includes an electric start and is transfer switch ready, making setup easier and faster. Built around a robust DuroMax engine, this unit is designed for durable, long-lasting performance and suitable for emergency backup, RV setups, or job sites requiring strong electric supply.
Westinghouse 12,500 Watt Dual Fuel Portable Generator
Powerful yet easy to start, the Westinghouse 12500 Watt Dual Fuel Generator provides 9,500 running watts on gasoline and up to 8,500 on propane. It features remote electric start with a key fob, electric and recoil start options, adding convenience in any situation. The 6.6-gallon fuel tank with gauge supports up to 12 hours of runtime. Safety and utility are enhanced by GFCI-covered outlets, a transfer switch-ready port, and an RV ready outlet. The heavy-duty 457cc engine with automatic low oil shutdown maintains engine health and durability.
Westinghouse 14,500 Peak Watt Tri-Fuel Home Backup Generator
This Westinghouse tri-fuel generator is a heavy-duty choice, producing a peak of 14,500 watts on gasoline, 13,500 on propane, and 12,000 on natural gas. It is designed to handle high-demand power needs for larger homes or job sites. Its 550cc OHV engine includes a durable cast iron sleeve to ensure longevity. A large 9.5-gallon fuel tank allows up to 19 hours of operation on gasoline. Electric remote start and transfer switch compatibility streamline use, while multiple fuel options provide flexibility for different emergencies or fuel availability.
DuroStar DS13000MX 13,000-Watt Dual Fuel Generator
The DuroStar DS13000MX delivers reliable 13,000 watts of power with dual fuel flexibility to run on gas or propane. It offers a remote electric start for ease of use and built-in carbon monoxide alert technology for safety, automatically shutting down if harmful fumes accumulate. This generator is designed for whole home backup power and emergency readiness, emphasizing durable build quality to withstand rugged conditions. Switching fuel sources provides longer runtime and cleaner emissions, adapting well to various power needs.
Buying Guide: Key Considerations for Choosing Gas and Propane Generators
Selecting the right dual fuel generator depends on your power requirements, fuel preferences, and safety features. Here are important factors to evaluate:
Power Output and Wattage Needs
- Peak Watts vs. Running Watts: Peak watts measure surge power at startup; running watts reflect continuous power. Match wattage to the appliances and tools you intend to run.
- Home vs. Portable Use: Larger generators provide whole home backup, while smaller units are better for RVs or light-duty jobs.
Fuel Flexibility and Efficiency
- Gasoline and Propane Use: Dual fuel generators offer operational flexibility — gasoline typically delivers more power, propane reduces emissions and provides longer storage life.
- Tri-Fuel Options: Some models also run natural gas, increasing fuel availability options.
- Fuel Tank Capacity and Runtime: Larger tanks extend running time; consider size relative to your expected usage duration.
Starting Mechanisms and Convenience
- Electric and Remote Start: Electric or remote start features add convenience and reduce manual effort, valuable during emergencies.
- Transfer Switch Compatibility: Ensures safer, easier power connection to home circuits without manual plug switching.
Safety Features
- Carbon Monoxide Detection: Models with CO sensors shut off automatically if dangerous gas levels are detected.
- Low Oil Shutdown: Protects engine health by preventing operation under inadequate lubrication.
- GFCI Outlets and Weather Protection: Protects users from electrical shock and covers on outlets safeguard from moisture.
Portability and Build Quality
- Wheel Kits and Handles: Enhance mobility, especially for heavier units.
- Durable Engine Construction: Cast iron sleeves and robust OHV engines extend generator lifespan under heavy use.
By weighing these factors against your emergency preparedness, job site, or recreational power needs, you can select a dual fuel generator that delivers both performance and peace of mind.