A quiet, large inverter for whole-house backup or a 50 A RV when you want enclosed-inverter noise levels. Gas only, so plan fuel storage.
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
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.
| Model number | 201407 |
|---|---|
| Output | |
| Gasoline | 9,000 W running, 11,000 W starting |
| Outlets | 4 × 120 V, L14-30 |
| Parallel capable | No |
| Total harmonic distortion | under 3% |
| Price per watt | $0.21 |
| Fuel and run time | |
| Fuel | Gasoline |
| Tank | 6.1 gal |
| Run time (gasoline) | 15 hr at 25% load |
| Engine | 459 cc |
| Noise and safety | |
| Rated noise (light load) | 64 dBA |
| CO shutoff | Yes |
| Build | |
| Starting | Remote, electric and recoil |
| App | No |
| Wheels | Yes |
| Dimensions | 28.3 x 28.8 x 27.5 in |
| Weight | 200 lb |
| Warranty | 3 years |
A mid-priced tri-fuel inverter for home backup through a transfer switch, especially for houses with a natural gas line. Auto start, app control and CO shutoff are unusual at this price.
Amazon $1,499.99A big, low-cost-per-watt open-frame inverter for whole-house backup on gas, propane or natural gas. Too loud for campgrounds.
Amazon $1,398.82A 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.
Harbor Freight $1,999.99Compare the Champion 11000W Wireless Start Inverter with any other inverter generator →
More from Champion: every Champion product ranked.
