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A 50 amp dual fuel generator is a practical choice for people who need 240-volt power for an RV, a transfer switch or a whole-home backup circuit, and who want the flexibility to run on gasoline or propane. The right unit depends on how much noise you can tolerate, whether you need the 50 amp receptacle or a 30 amp plug, how the generator handles electric start and fuel changeover, and whether it has built-in carbon monoxide protection. This guide compares six models that match those criteria, with notes on who each one suits and where each one falls short.
Our Top Picks
Quick Comparison
| Product | Best for | Key feature |
|---|---|---|
| AIVOLT 8000W Dual Fuel Inverter Generator 50A RV Generator | Quiet RV camping and light home backup | Inverter output with a 50A RV receptacle and a low listed noise level |
| DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator | Whole-home backup with a transfer switch | High output with electric start and transfer switch readiness |
| DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator | Owners who want the same high output with an electric-start-focused setup | Electric start and transfer switch readiness for emergency power |
| AIVOLT 7500 Watt Dual Fuel Portable Generator with Wheels | RV owners who want a 30A plug and CO monitoring | RV-ready 30A output with a CO sensor and 4-stroke OHV engine |
| WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator (DF680iX) | Quiet inverter power for electronics and RV loads | Inverter output with fuel shut-off and CO Watchdog |
| WEN 8000-Watt 120V/240V Dual Fuel Portable Generator (DF8000X) | Home backup with 120V and 240V circuits | Dual voltage output with electric start, transfer-switch readiness and CO Watchdog |
AIVOLT 8000W Dual Fuel Inverter Generator 50A RV Generator
Dual Fuel Ready, 120V/240V, Super Quiet 62 dBA, Clean Inverter Power, CO Auto-Shutoff, Electric Start, Portable with Wheels AIVOLT 8000W Dual Fuel Inverter Generator 50A RV Generator
This unit suits RV owners and campers who want a true inverter generator with a 50 amp receptacle and a quiet operating profile. It is also a reasonable fit for light home backup, such as keeping a refrigerator, lights and a furnace fan running during an outage.
Key specs
- Dual fuel: gasoline and propane
- 120V/240V output
- Listed noise level of 62 dBA
- Electric start
- CO auto-shutoff
- Portable with wheels
Pros
- The 62 dBA listing is quiet enough for campsites and neighborhoods where generator noise draws complaints.
- Inverter output suits sensitive electronics better than a conventional open-frame generator.
- Electric start and wheels make it easier to move and start without pulling a cord.
Cons
- Inverter units generally deliver less continuous power than larger conventional models, so it will not carry a full home.
- Owners should confirm the exact 50A receptacle layout and cord requirements before connecting to a transfer switch.
DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator
DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator – Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
This is a high-output choice for households that want to run large loads, such as air conditioning, well pumps and electric appliances, during a power outage. It is designed around transfer switch installation, which makes it a fit for whole-home backup setups.
Key specs
- 13,000-watt class output
- Dual fuel: gasoline and propane
- Electric start
- Transfer switch ready
- Rated for RV and emergency use
Pros
- The 13,000-watt class gives enough headroom for multiple large appliances at once.
- Electric start simplifies cold-weather and no-cord starting.
- Transfer switch readiness fits permanent backup installations.
Cons
- Conventional frame generators of this size are loud and heavy compared with inverter units.
- Propane operation reduces output relative to gasoline, which matters when sizing for peak loads.
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator – Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready
This model is aimed at the same whole-home and emergency backup buyer as its sibling listing, with a focus on electric-start convenience and transfer switch compatibility. It fits households that expect to use the generator in severe weather and want it to start reliably.
Key specs
- 13,000-watt class output
- Dual fuel: gasoline and propane
- Electric start
- Transfer switch ready
- Designed for whole-home backup and RV use
Pros
- Electric start is a practical advantage during outages when a pull cord is hard to use.
- High output covers larger household loads than a typical portable inverter.
- Dual fuel gives a backup option when gasoline supply is limited.
Cons
- Noise and weight are significant, so placement and enclosure planning matter.
- Fuel consumption at full load is high, and owners should plan runtime around tank size and fuel type.
AIVOLT 7500 Watt Dual Fuel Portable Generator with Wheels
Gas and Propane Powered, 30A RV Ready, CO Sensor, 4-Stroke OHV Air Cooled Engine, EPA-PGMA300 Compliant AIVOLT Generator 7500 Watt Dual Fuel Portable Generator with Wheels
This generator suits RV owners who want 30 amp RV readiness and a built-in CO sensor, along with the convenience of wheels for moving it around a campsite or driveway. It is a practical middle-size option for mixed loads.
Key specs
- 7500-watt class output
- Dual fuel: gasoline and propane
- 30A RV ready
- CO sensor
- 4-stroke OHV air-cooled engine
- EPA-PGMA300 compliant (per listing)
Pros
- A CO sensor adds a safety layer that many basic portable units lack.
- The 4-stroke OHV engine design is familiar to owners and generally easier to service than two-stroke alternatives.
- Wheels make repositioning practical for a unit of this weight.
Cons
- This is a 30A-class unit, so it will not match the full output of a 50A-capable setup.
- As a conventional frame generator, it is louder than inverter alternatives at similar loads.
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator (DF680iX)
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
This inverter generator suits buyers who want clean power for sensitive electronics, RV use and light backup, with the added convenience of electric start. It is a sensible pick for a quieter setup than a conventional open-frame unit.
Key specs
- 6800-watt class output
- Dual fuel: gasoline and propane
- Inverter design
- Electric start
- RV ready
- Fuel shut-off and CO Watchdog
Pros
- Inverter output is well suited to laptops, phones and other electronics.
- Fuel shut-off and CO Watchdog add safety features during operation.
- Electric start and RV readiness make it versatile for camping and outages.
Cons
- Output is lower than the 8000-watt and larger models, so it suits smaller loads.
- Propane output is reduced compared with gasoline, which affects planning.
WEN 8000-Watt 120V/240V Dual Fuel Portable Generator (DF8000X)
WEN 8000-Watt 120V/240V Dual Fuel Portable Generator, Electric Start, 340cc, Transfer-Switch and RV-Ready with CO Watchdog (DF8000X)
This generator is built for home backup buyers who need both 120V and 240V circuits, with transfer-switch readiness and electric start. It fits households that want a middle-to-high output unit without moving to the largest class.
Key specs
- 8000-watt class output
- 120V/240V output
- Dual fuel: gasoline and propane
- Electric start
- 340cc engine (per listing)
- Transfer-switch and RV ready
- CO Watchdog
Pros
- Dual voltage output covers both household outlets and 240V appliances.
- Transfer-switch readiness suits permanent backup connections.
- CO Watchdog adds protection during extended runtime.
Cons
- Conventional frame design means noticeably more noise than inverter units.
- Owners should verify the 50A connection requirements against their transfer switch and wiring.
Buying Guide
Selection criteria
Start with the load you need to run and the circuit you will connect to. A 50 amp receptacle delivers up to 12,000 watts at 240 volts under ideal conditions, but real-world output depends on the generator’s rated running and starting watts, not the receptacle rating alone. Match the generator’s continuous rating to the sum of your critical loads, then add margin for motor starting surges, such as well pumps and air conditioners.
Important features
- Noise level: Inverter generators typically run quieter than conventional frame generators at comparable loads. Check the manufacturer’s dBA listing and remember that distance and enclosure matter as much as the rating.
- Electric start: Useful for cold starts, multi-person households and anyone who cannot easily pull a starter cord.
- Dual fuel: Gasoline gives higher output and wider availability, while propane stores longer and burns cleaner. Expect lower output on propane.
- Safety: Look for a CO sensor or CO shutoff, a fuel shut-off and clear documentation on outdoor-only operation.
- Connection options: Confirm whether the unit has a 50A receptacle, 30A RV plugs, 120V duplex outlets or all three.
Specs to check
- Rated running watts and peak (starting) watts
- Voltage output (120V, 240V or both)
- Receptacle types and amperage
- Noise rating in dBA and the test distance used
- Fuel tank capacity and runtime at 50 percent load on each fuel
- Transfer switch compatibility
Choosing by need
For RV camping and quiet campsites: Favor inverter designs with a low listed dBA and a 50A or 30A RV receptacle. The AIVOLT 8000W and the WEN DF680iX are the more relevant picks here.
For whole-home backup: Prioritize output headroom, electric start and transfer switch readiness. The DuroMax XP13000HX and XP13000EH are built with that buyer in mind.
For mixed home and RV use: Consider the WEN DF8000X for dual voltage output or the AIVOLT 7500 for a 30A RV plug with CO monitoring.
Things to watch out for
- Never run a generator indoors, in a garage or near windows and vents. Carbon monoxide can build up quickly.
- Do not backfeed a home circuit through a standard outlet. Use a properly installed transfer switch or interlock.
- Propane output is lower than gasoline, so size the generator for propane operation if you rely on it.
- Inverter units are quieter but usually cap total output below large conventional generators.
- Wiring and transfer switch work should be handled by a licensed electrician. Consult a professional before making permanent connections.
FAQ
What does a 50 amp dual fuel generator power?
A 50 amp, 240-volt receptacle can supply large loads such as RV air conditioners, electric water heaters and whole-home circuits through a transfer switch. The actual loads depend on the generator’s rated output, not the receptacle rating alone.
Can a dual fuel generator run on both gasoline and propane?
Yes. Dual fuel generators are designed to run on either fuel, and many can switch between them. Gasoline typically provides higher output, while propane offers longer storage life and cleaner burning.
Are inverter generators better than conventional ones for quiet use?
Generally, yes. Inverter designs adjust engine speed to load, which usually reduces noise and produces cleaner power for electronics. The tradeoff is that they tend to deliver less total output than comparable conventional units.
Do I need a transfer switch with a 50 amp generator?
If you want to power household circuits, a transfer switch or interlock kit is the safe method. Plugging a generator into a dryer outlet or backfeeding a panel is dangerous and can harm people and equipment. Consult a licensed electrician.
How far should a generator be from the house?
Manufacturers commonly recommend operating generators at least 20 feet from doors, windows and vents, and always outdoors. Check the owner’s manual for the specific minimum distance.
What should I check for CO safety?
Look for a CO sensor or CO shutoff feature, install battery-powered CO alarms inside the home, and never run the generator in an enclosed space, even with the windows open.
How long can a dual fuel generator run?
Runtime depends on tank size, fuel type and load. Owners typically find that runtime at partial load is much longer than at full load, so check the manufacturer’s runtime chart for your load level.
Conclusion
For quiet RV use and light backup, the AIVOLT 8000W and WEN DF680iX inverter units are the most relevant picks in this list. For whole-home backup with a transfer switch, the DuroMax XP13000HX and XP13000EH offer the most output headroom. Buyers who want 120V and 240V flexibility should look at the WEN DF8000X, while RV owners who need a 30A plug with a CO sensor may prefer the AIVOLT 7500. Match the generator to your actual load, confirm the receptacle and transfer switch requirements, and have any permanent installation done by a licensed electrician.
