Champion 10000W Tri Fuel Open Frame
#7 in LargeFull review
A big, low-cost-per-watt open-frame inverter for whole-house backup on gas, propane or natural gas. Too loud for campgrounds.
Amazon $1,398.82$1,398.82
3.3/5
A low price per watt for whole-house backup through a transfer switch. Buy it in store, or budget for the freight charge, and consider an extended warranty.
- 7,600 / 9,500 WRunning / starting
- GasolineFuel
- 18.5 hr at 25% loadRun time
- 67 dBA at light loadNoise
- 257 lbWeight
- $0.26Price / W
Check price at Harbor Freight$1,999.99
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Enough power for most of a house through a transfer switch
- Runs about 18 hours on a tank at light load
- L14-30 outlet for a 240 V transfer switch or inlet
- Shuts itself off if carbon monoxide builds up
Cons
- Warranty is only 90 days unless you buy an extended plan
- About 257 lb, so it needs flat ground to move
- Gasoline only
- Shipping adds a large freight charge
How it scores
The rating comes from 7 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | 71365 (49-state) |
|---|---|
| Output | |
| Gasoline | 7,600 W running, 9,500 W starting |
| Outlets | 4 × 120 V, L5-30, L14-30, USB |
| Parallel capable | Yes |
| Price per watt | $0.26 |
| Fuel and run time | |
| Fuel | Gasoline |
| Tank | 6.6 gal |
| Run time (gasoline) | 18.5 hr at 25% load |
| Engine | 459 cc |
| Noise and safety | |
| Rated noise (light load) | 67 dBA |
| CO shutoff | Yes |
| CARB compliant | No |
| Build | |
| Starting | Electric and recoil |
| App | No |
| Wheels | Yes |
| Dimensions | 31 x 23.75 x 28.87 in |
| Weight | 257 lb |
| Warranty | 0.2 years |
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Honda EU7000iS
#10 in LargeFull review
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