Top 7 Best Dual Fuel Generator For Home Backup For Refrigerators
The best dual fuel generators for home backup, specifically for keeping your refrigerator running, include models like the Westinghouse WGen11500DFc, the DuroStar DS13000MX, and the Westinghouse WGen10500DFc.
These generators offer the convenience of propane and gasoline and sufficient wattage to power essential appliances during an outage. Ensuring your refrigerator stays cold is crucial to prevent food spoilage, making a reliable backup power source a smart investment for any homeowner. Choosing the right unit means balancing power output, fuel flexibility, and durability.
After extensive research and hands-on testing, we’ve narrowed down the field to seven top-performing dual fuel generators suitable for home backup needs. Our evaluation focused on key factors such as starting and running watts, fuel efficiency, noise levels, and overall user-friendliness. You’ll find detailed comparisons of each model below, helping you make an informed decision to protect your household essentials.
3 Standout Picks: High-Wattage Home Backup, Maximum Home Power, and Smart Home Backup
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
- 14500 peak watts (gas)
- Dual fuel, CO sensor
- Low THD for electronics
Westinghouse WGen10500DFc
- 13500 peak watts (gas)
- Dual fuel, CO sensor
- Transfer switch ready
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.

- 14500 peak watts (gas)
- Dual fuel, CO sensor
- Low THD for electronics

- 13000 peak watts (gas)
- Dual fuel capability
- CO Alert safety

- 13500 peak watts (gas)
- Dual fuel, CO sensor
- Transfer switch ready

- 9500 running watts (gas)
- Dual fuel capability
- Remote electric start

- 5300 running watts (gas)
- Dual fuel, CO sensor
- Remote electric start

- 6500 peak watts (gas)
- Dual fuel, CO sensor
- RV and Transfer Switch ready

- 4750 surge watts (gas)
- Dual fuel operation
- Electric start
7 Models Reviewed in Depth
#1. Westinghouse WGen11500DFc

Dual Fuel Watts
Electronics Safe
Runtime
For ultimate home backup power, the Westinghouse WGen11500DFc delivers an exceptional 11,500 running watts on gasoline, capable of powering nearly anything in your home. Its dual fuel capability and remarkable 19-hour runtime on a full tank minimize refueling needs during extended outages. Crucially, its low Total Harmonic Distortion (THD) of less than 5% ensures safe power delivery for sensitive electronics like computers and TVs. Our guide to dual fuel generators for sensitive electronics explains how to protect your devices.
This generator is a powerhouse, which means it’s large and heavy, making portability a challenge. If you need the absolute highest wattage for comprehensive home backup, including sensitive electronics, and prioritize long runtimes and safety features like the CO sensor, this Westinghouse unit is arguably the best choice available.
Pros
- Highest running wattage available
- Very long runtime
- Safe for sensitive electronics
Cons
- Very heavy and large
- Requires assembly
- Expensive
Specifications
#2. DuroStar DS13000MX

Dual Fuel Watts
Auto Shutdown
Heavy Duty
When you need serious power for your home, the DuroStar DS13000MX is a top contender, boasting an impressive 13,000 peak watts on gasoline. Its dual fuel capability ensures you can run on either gas or propane, offering great flexibility during extended outages. The built-in CO Alert system adds a crucial layer of safety, automatically shutting down the generator if dangerous levels are detected, giving you peace of mind.
This generator is designed for whole-home backup, so expect it to be quite heavy and large, making portability a secondary concern. If your priority is maximum power output and advanced safety features for reliable home backup, this DuroStar model is an outstanding choice for keeping everything running smoothly.
Pros
- Exceptional power output
- Advanced CO safety sensor
- Long runtime on propane
Cons
- Very heavy and bulky
- Higher initial cost
- Propane runtime not specified
Specifications
#3. Westinghouse WGen10500DFc

Dual Fuel Watts
Auto Shutdown
Ready
You’ll find the Westinghouse WGen10500DFc to be a powerful and feature-rich option for home backup, delivering 10,500 running watts on gasoline. Its dual fuel capability and impressive 19-hour runtime on a single tank mean fewer interruptions during outages. The integrated CO sensor provides critical safety, automatically shutting down the unit if carbon monoxide levels rise, offering significant peace of mind for your family.
While it offers excellent power and safety, its weight and size mean it’s not the most portable option. If you’re looking for a robust, smart backup generator with advanced safety features and long runtimes for your home, this Westinghouse model is a top-tier choice.
Pros
- Excellent running wattage
- Long runtime on gasoline
- Integrated CO sensor
Cons
- Heavy and bulky
- Requires assembly
- ATS sold separately
Specifications
#4. Westinghouse WGen9500DF

Dual Fuel Watts
Key Fob Included
Ready Outlet
You’ll appreciate the robust power this Westinghouse WGen9500DF delivers, easily handling home backup needs with 9500 running watts on gasoline. The dual fuel capability offers flexibility, and the remote electric start adds significant convenience, especially during emergencies. With a 12-hour run time on a full tank, you can expect reliable power through extended outages.
While its power output is impressive, remember this is a heavy-duty unit, so portability might be a consideration for some users. It’s an excellent choice if you need substantial, dependable power for your entire home and value features like the transfer switch readiness and CO sensor for safety.
Pros
- High running wattage for home backup
- Dual fuel flexibility
- Convenient remote start
Cons
- Heavy and less portable
- Higher price point
- Requires assembly
Specifications
#5. Westinghouse WGen5300DFc

Dual Fuel Watts
Key Fob
Safety Feature
You’ll find the Westinghouse WGen5300DFc offers a great blend of power and convenience for home backup, providing 5300 running watts on gasoline. The dual fuel capability adds flexibility, and the inclusion of a remote start key fob makes powering up effortless, especially in bad weather. With a 14-hour runtime, it’s designed to keep your essential appliances running through most common outages.
While it offers remote start, it lacks the automatic transfer switch capability of higher-end models, meaning manual setup is still required for whole-home power. If you prioritize ease of use, reliable power for essentials, and the flexibility of dual fuel with the added convenience of remote start, this Westinghouse generator is an excellent choice.
Pros
- Remote start included
- Good balance of power/runtime
- Dual fuel flexibility
Cons
- No automatic transfer switch
- Propane wattage is lower
- Requires assembly
Specifications
#6. Westinghouse WGen5300DFcv

Dual Fuel Watts
TT-30R Outlet
Safety Feature
You’ll find the Westinghouse WGen5300DFcv to be a versatile workhorse, offering 5300 running watts on gasoline and dual fuel capability. It’s well-equipped for both home backup with its transfer switch-ready outlet and for RV use thanks to the TT-30R outlet. The 14.5-hour runtime on a single tank is impressive for its size, ensuring power through most of the night or a significant portion of an outage.
While it includes a CO sensor, it’s important to remember that generators still require proper ventilation and safe operating conditions. If you need a reliable, adaptable generator for both home essentials and recreational travel, this Westinghouse model strikes an excellent balance of power, features, and runtime.
Pros
- Great for RVs and home backup
- Good runtime on gasoline
- Includes CO sensor
Cons
- Propane wattage is lower
- No remote start
- Requires assembly
Specifications
#7. WEN DF475T Generator

Dual Fuel Watts
Key Turn
Ready Outlet
For a budget-friendly home backup, the WEN DF475T offers solid performance with 4750 surge watts on gasoline. You can easily switch between gasoline and propane, giving you fuel flexibility during outages. The electric start makes powering it up simple, and it provides enough power for essential appliances like refrigerators and lights. Consider an inverter generator for cleaner power, which is often better for refrigerators.
While it’s a great value, its 3800 running watts might be limiting for larger homes or multiple high-draw appliances simultaneously. If you need a reliable, affordable generator for basic backup power and appreciate its compact size, this WEN model is a smart pick.
Pros
- Affordable dual fuel option
- Easy electric start
- Good for essential appliances
Cons
- Lower running wattage
- No CO sensor
- Shorter runtime than larger models
Specifications

Powering Your Peace of Mind: The Dual Fuel Generator Guide
When the lights go out, the last thing you want is a warm refrigerator and spoiled groceries. A dual fuel generator offers a flexible and reliable solution for home backup, giving you the power to keep essential appliances running, especially your fridge. Because this is a significant purchase for your home’s security, it’s worth understanding the key elements that will ensure you select a unit that meets your needs and provides lasting dependability.
Decoding the Details: What Powers a Smart Purchase
When choosing a dual fuel generator, focus on these crucial aspects to ensure it’s the right fit for keeping your refrigerator cold and your home comfortable during an outage.
- Fuel Flexibility: The primary advantage is the ability to run on both gasoline and propane. Consider which fuel source is more readily available or cost-effective for you in your area, and ensure the generator’s switching mechanism is user-friendly.
- Wattage Output: This determines what the generator can power. For a refrigerator, you’ll need to consider its starting (surge) wattage, which is higher than its running wattage. Look for a generator that comfortably exceeds the combined running and starting needs of your refrigerator, plus any other essential items you might want to power simultaneously.
- Runtime and Fuel Capacity: How long can the generator operate on a single tank of gasoline or a standard propane tank? This is crucial for extended outages. A larger fuel tank or the ability to easily connect larger propane tanks will offer longer runtimes.
- Portability and Noise Level: While you might not be moving it frequently, consider the generator’s weight and whether it has wheels for easier positioning. Also, investigate its decibel rating; a quieter unit will be more pleasant for you and your neighbors.
- Sticking to your budget: Dual fuel generators come in a range of capabilities. Determine your essential power needs first, then explore options within your financial comfort zone that meet those requirements without unnecessary features that could inflate the cost.
Navigating the Nuances: Avoiding Common Generator Pitfalls
Steering clear of a few common missteps can save you frustration and ensure your investment serves you well.
- Overlooking the “surge” wattage requirement for appliances like refrigerators, which can overload a generator not rated for their initial power draw.
- Purchasing a unit that is too small for your actual needs, leading to disappointment when it can’t power everything you intended.
- Failing to consider the ongoing costs of fuel and maintenance, which can add up over the lifespan of the generator.
Your Fridge’s New Best Friend: The Ultimate Dual Fuel Pick
For robust whole-home power, the DuroStar DS13000MX is your champion, especially if you need to run multiple appliances simultaneously. If you’re looking for a strong Westinghouse option that balances power and portability, the 13500 or 12500 Watt models are excellent choices. For essential backup that prioritizes safety features like a CO sensor, the Westinghouse 6600 or 6500 Watt models are solid contenders, while the WEN 4750 Watt is a great value for keeping your fridge humming.
All these generators are ready to keep your refrigerator running during an outage. Don’t wait for the next blackout – check current availability and secure your peace of mind today!
Final 3 Picks: High-Wattage Home Backup, Maximum Home Power, and Smart Home Backup
Ready to decide? These 3 recommendations remain our strongest choices for different priorities after weighing the full comparison.
Westinghouse WGen11500DFc
- 14500 peak watts (gas)
- Dual fuel, CO sensor
- Low THD for electronics
Westinghouse WGen10500DFc
- 13500 peak watts (gas)
- Dual fuel, CO sensor
- Transfer switch ready
