Yamaha EF2200iS
1800 W
Generator. Specs from the manufacturer page (checked ).

The Honda EB2200i is a generator rated 1800 W running and 2200 W peak.
| Running watts | 1800 W |
|---|---|
| Peak / surge | 2200 W |
| Tank | 3.6 L (1.0 gal) |
| CO shutoff | Yes |
| AC output voltage | 120V |
| Weight | 21.5 kg (47.4 lb) |
| Dimensions | 50.8 × 29.0 × 42.4 cm (20.0 × 11.4 × 16.7 in) |
| Warranty | 3 years |
From the Honda page. Values the manufacturer does not publish are left out.
Follow the diagrams in the Honda manual. Connecting to a home panel needs a transfer switch or interlock and a licensed electrician.
| Code | Meaning | What to do | Manual page |
|---|---|---|---|
| Oil Alert Indicator | The crankcase oil level is about to fall below a safe limit. The red indicator comes on and the Oil Alert system automatically stops the engine. | Check the engine oil level (see page 40) before troubleshooting other areas. | 18 |
| Overload Alarm | The generator is overloaded (above 2.2 kVA) or a connected appliance has a short circuit. The red alarm stays on, output to the appliances shuts off after about four seconds, and the engine keeps running. | If the overload alarm blinks continuously, the inverter unit is abnormal. See Taking Care of Unexpected Problems on page 59. | 18 |
| Abnormal output overcurrent | Listed as a possible cause of the Abnormal status shown by the LED indicators. | See Taking Care of Unexpected Problems on page 59. | 19 |
| Engine oil low | Warning status shown by the LED indicators when the engine oil is low. | Check the engine oil level (see page 40). | 19 |
| Inverter unit failure | Listed as a possible cause of the Malfunction status shown by the LED indicators. | See Taking Care of Unexpected Problems on page 59. | 19 |
| Inverter unit overheat | Listed as a possible cause of the Abnormal status shown by the LED indicators. | See Taking Care of Unexpected Problems on page 59. | 19 |
From the Honda manual. All 6 EB2200i codes →
Starting surge matters more than running watts: this unit is rated 2200 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.