A low-cost carry-handle inverter for tailgating and camping with phones, lights and small appliances. Newer rivals add CO shutoff and longer warranties for little more money.
Amazon $398
A good buy at clearance prices for RV owners who want a quiet brand-name 2,200 W unit with a built-in 30A RV outlet. Yamaha has stopped making generators, so buy only from a retailer whose terms you accept.
- 1,800 / 2,200 WRunning / starting
- GasolineFuel
- 10.5 hr at 25% loadRun time
- 57 dBA at light loadNoise
- 55.2 lbWeight
- $0.44Price / W
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
- Plugs straight into a 30A RV without an adapter
- Shuts itself off if carbon monoxide builds up nearby
- Runs a full evening on a tank at light load
- Clearance pricing makes it far cheaper than the Honda EU2200i
- Production has ended, so remaining stock is sold final sale
- Louder than the Honda EU2200i at both light and full load
- Heavier than rival 2,200 W inverters
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 | EF2200iS |
|---|---|
| Output | |
| Gasoline | 1,800 W running, 2,200 W starting |
| Outlets | TT-30 (RV) |
| Parallel capable | Yes |
| Price per watt | $0.44 |
| Fuel and run time | |
| Fuel | Gasoline |
| Tank | 1.2 gal |
| Run time (gasoline) | 10.5 hr at 25% load |
| Engine | 79 cc |
| Noise and safety | |
| Rated noise (light load) | 57 dBA |
| CO shutoff | Yes |
| CARB compliant | No |
| Build | |
| Starting | Recoil (pull) |
| App | No |
| Wheels | No |
| Dimensions | 21.9 x 11.8 x 18.5 in |
| Weight | 55.2 lb |
| Warranty | 3 years |
Alternatives in this size
For campers and RV owners who want the quietest, most proven small generator and will pay for the Honda name. Budget brands deliver similar watts for much less.
Amazon $1,199For owners planning to pair two Honda 2200s for a 30A RV: buy one Companion and one standard EU2200i. On its own, the standard model is the better buy.
Amazon $1,299Compare
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