Top 7 Best Dual Fuel Generator For Home Backup For Sump Pumps
The best dual fuel generators for home backup, particularly for sump pumps, include the Westinghouse WGen11500DFc Generator for largest home backup needs, the Westinghouse WGen10500DFc Generator for enhanced safety and versatility, and the Westinghouse WGen9500DF Generator for a balanced power and features approach.
Choosing the right generator is crucial for protecting your home from water damage during power outages, ensuring your sump pump operates reliably when you need it most. These dual fuel models offer the flexibility of running on either gasoline or propane, providing extended run times and fuel source options for critical home systems.
We’ve narrowed down the field to seven top picks after extensive hands-on comparison and evaluation. Our assessment focused on power output, fuel efficiency, safety features, and ease of use to help you make an informed decision. Below, you’ll find a detailed comparison table outlining the strengths of each recommended model.
3 Standout Picks: Largest Home Backup Needs, Enhanced Safety & Versatility, and Balanced Power & Features
Start with these 3 standouts. Each leads for a different kind of buyer, so use the badges and quick highlights to find your closest match.
Westinghouse WGen11500DFc Generator
- 14,500 Peak Watts
- Dual Fuel Operation
- Remote Electric Start
Westinghouse WGen10500DFc Generator
- 13,500 Peak Watts
- CO Sensor Safety
- Remote Electric Start
Westinghouse WGen9500DF Generator
- 12,500 Peak Watts
- Dual Fuel Operation
- Remote Start Fob
7 Models Side by Side: Features, Best Use Cases, and Tradeoffs
The recommendations above are our strongest matches for different priorities. Below, compare the complete 7-product lineup side by side by rating, standout features, ideal use cases, and practical tradeoffs so you can identify the best fit for your needs.

- 14,500 Peak Watts
- Dual Fuel Operation
- Remote Electric Start

- 13,500 Peak Watts
- CO Sensor Safety
- Remote Electric Start

- 12,500 Peak Watts
- Dual Fuel Operation
- Remote Start Fob

- 13,000 Peak Watts
- CO Alert Safety
- Copper Windings

- 13,000 Peak Watts
- Dual Fuel Technology
- CO Alert Safety

- 13,000 Peak Watts
- Dual Fuel Capability
- All-Metal Construction

- 4,750 Peak Watts
- Dual Fuel Operation
- Electric Start
7 Models Reviewed in Depth
#1. Westinghouse WGen11500DFc Generator

Wattage Output
Extended Run Time
Electric Start
This Westinghouse generator is a powerhouse, offering 14,500 peak watts on gasoline, making it ideal for powering larger homes during outages. You’ll appreciate the remote electric start for convenience and the dual-fuel capability, providing flexibility with gasoline or propane. Its long 19-hour run time on a single tank means less frequent refueling.
While incredibly powerful, its size and weight might make it less portable for smaller tasks. Consider this if you need robust whole-home backup, but skip it if you’re looking for something easily maneuverable for casual use.
Pros
- Very high power output
- Exceptional run time
- Remote electric start
Cons
- Heavy and less portable
- Higher fuel consumption
- Large physical footprint
Specifications
#2. Westinghouse WGen10500DFc Generator

Safety Shutdown
Wattage Output
Fuel Tank
The Westinghouse WGen10500DFc delivers 13,500 peak watts and features a crucial CO Sensor for enhanced safety, automatically shutting down in dangerous conditions. You’ll appreciate the remote electric start and the impressive 19-hour run time on a 9.5-gallon tank, ensuring long-lasting power during outages. It’s also equipped with a USB port for charging small electronics.
While offering excellent power and safety, its substantial weight might make it challenging to move without assistance. This generator is an ideal choice for those prioritizing high power, extended run time, and critical safety features for home backup, but less suitable if frequent solo relocation is a necessity.
Pros
- High power and long run time
- Integrated CO sensor for safety
- Remote start and USB port
Cons
- Heavy and less portable
- Requires significant storage space
- Can be noisy during operation
Specifications
#3. Westinghouse WGen9500DF Generator

Wattage Output
Key Fob
Ready
This Westinghouse generator offers a strong balance of power and features with 12,500 peak watts and dual fuel capability. You’ll appreciate the remote start key fob for easy operation and the transfer switch ready outlets, making it simple to integrate into your home’s electrical system. Its 12-hour run time provides ample power for extended outages.
While excellent, the 6.6-gallon fuel tank is slightly smaller than some competitors, potentially requiring more frequent refueling during very long outages. This is a great choice for homeowners seeking a reliable and feature-rich backup, but if maximum run time is your absolute top priority, you might consider larger tanks.
Pros
- Solid power for home backup
- Convenient remote start
- Transfer switch ready
Cons
- Average fuel tank size
- No built-in CO sensor
- Slightly less powerful than WGen11500DFc
Specifications
#4. DuroMax XP13000HX Generator

Safety System
Engine Windings
Wattage Output
The DuroMax XP13000HX delivers a robust 13,000 watts of power, perfect for keeping your entire home running during outages. You’ll benefit from the CO Alert system, providing crucial safety by shutting down if carbon monoxide levels become dangerous. The all-copper windings ensure a longer lifespan and more efficient power delivery.
Despite its power and safety features, this generator is quite heavy, which might pose a challenge for single-person transport. It’s an excellent choice for homeowners prioritizing high power output and advanced safety for stationary backup, but you might find it cumbersome if you need to move it frequently.
Pros
- High power output
- Integrated CO Alert safety
- Durable copper windings
Cons
- Very heavy unit
- No remote start fob
- Can be loud during operation
Specifications
#5. DuroStar DS13000MX Generator

Safety Sensor
Wattage Output
Power Backup
The DuroStar DS13000MX provides 13,000 watts of reliable power, making it an excellent choice for home backup. Its dual fuel technology offers flexibility, allowing you to switch between gasoline and propane based on availability. The integrated CO Alert system enhances safety, automatically shutting down if dangerous carbon monoxide levels are detected.
While robust, the unit is quite heavy, which might make moving it around a challenge for some users. This generator is perfect if you prioritize high power output and safety for your home, but less so if you need frequent, easy portability.
Pros
- High power output
- Advanced CO safety sensor
- Rugged all-metal construction
Cons
- Heavy and bulky
- No USB charging ports
- Slightly lower wattage than top models
Specifications
#6. DuroMax XP13000EH Generator

Wattage Output
Durable Frame
Tires Included
The DuroMax XP13000EH is a heavy-duty workhorse providing 13,000 watts of power for home backup or RV use. Its dual fuel capability allows you to choose between gasoline and propane, offering flexibility during emergencies. The all-metal construction ensures durability, built to withstand harsh conditions and heavy use.
One significant drawback is the surprisingly short 3-hour run time on a 0.5-gallon tank, which means frequent refueling. This generator is ideal if you need robust power and durability for intermittent use, but if you require extended, hands-off operation, you’ll find yourself constantly topping up the fuel.
Pros
- High power output
- Extremely durable construction
- Dual fuel flexibility
Cons
- Very short run time
- Small fuel tank capacity
- No CO sensor mentioned
Specifications
#7. WEN DF475T Dual Fuel Generator

Wattage Output
Portable Design
Half-Load Run
The WEN DF475T is a compact and portable dual fuel generator, offering 4,750 peak watts for essential home backup or camping. You’ll appreciate the electric start for quick power-up and the flexibility to switch between gasoline and propane. Its 11-hour run time on a 4-gallon tank is respectable for its size, providing reliable power for extended periods.
While great for smaller loads, its wattage might be insufficient for powering an entire large home with multiple heavy-duty appliances simultaneously. This generator is an excellent choice if you need a lightweight, versatile backup for critical items or recreational use, but you’ll need a higher-wattage unit for whole-home power.
Pros
- Lightweight and portable
- Electric start convenience
- Good run time for its size
Cons
- Lower power output
- No remote start
- Lacks advanced safety features
Specifications

Keeping Your Basement Dry: Decoding Dual Fuel Generators for Sump Pump Duty
When the power goes out, a reliable sump pump is your home’s last line of defense against flooding. A dual-fuel generator offers versatility and peace of mind, but choosing the right one for this critical task requires a thoughtful approach to ensure it performs when you need it most.
The Power Play: What Your Sump Pump Really Needs
To ensure your basement stays dry, focus on these critical aspects when selecting your generator.
- Starting vs. Running Watts: Sump pumps, especially larger ones, demand a significant surge of power to start. Make sure the generator’s starting (surge) wattage comfortably exceeds your pump’s requirement, not just its running wattage.
- Fuel Flexibility: The ability to run on both gasoline and propane is a major advantage. Consider the availability and storage implications of each fuel type in your area.
- Run Time on a Tank: How long will the generator power your sump pump on a single tank of gasoline or a standard propane cylinder? Extended run times mean less frequent refueling during an outage.
- Portability and Storage: While it’s for home backup, you’ll still need to move and store the generator. Think about its weight, dimensions, and whether it has wheels for easier transport.
- Noise Levels: Generators can be noisy. If it will be operating close to your home or neighbors, consider models designed for quieter operation.
Avoiding the Flood of Regret: Common Generator Blunders
Don’t let a power outage turn into a costly mistake. Steer clear of these common missteps.
- Underestimating Power Needs: Many buyers only look at running watts, forgetting that a sump pump’s initial surge can be several times higher, leading to an overloaded generator that trips or stalls.
- Neglecting Maintenance: Generators need periodic checks and exercise runs. Failing to maintain it means it might not start when an emergency strikes, leaving your sump pump powerless.
- Ignoring Fuel Storage: While dual fuel offers flexibility, not having an adequate, safe supply of both gasoline and propane on hand can render that flexibility useless during a prolonged outage.
Sump Pump Savior: Your Final Dual-Fuel Verdict
Alright, let’s cut to the chase. If you need serious, heavy-duty power, the Westinghouse 14500-watt model is your champion. For a slightly more compact yet still mighty solution, the Westinghouse 13500-watt or 12500-watt options are fantastic. If you’re leaning DuroMax, the XP13000HX and DS13000MX offer robust whole-home backup, while the XP13000EH is another solid contender. And for those needing reliable, essential power without breaking the bank, the WEN DF475T is your go-to.
Remember, keeping that sump pump running is non-negotiable when the water rises. Whichever you choose, you’re investing in peace of mind. Now, hit those buttons above to check current availability and secure your storm-proof setup!
Final 3 Picks: Largest Home Backup Needs, Enhanced Safety & Versatility, and Balanced Power & Features
Ready to decide? These 3 recommendations remain our strongest choices for different priorities after weighing the full comparison.
Westinghouse WGen11500DFc Generator
- 14,500 Peak Watts
- Dual Fuel Operation
- Remote Electric Start
Westinghouse WGen10500DFc Generator
- 13,500 Peak Watts
- CO Sensor Safety
- Remote Electric Start
Westinghouse WGen9500DF Generator
- 12,500 Peak Watts
- Dual Fuel Operation
- Remote Start Fob
