GenMax GM2000i
1600 W, gasoline
Generator. Specs from the manufacturer page (checked ).

The A-iPower SUA2000i is a gasoline inverter generator rated at 2000 starting watts and 1600 running watts, powered by an 80cc 4-cycle engine. It provides 120V AC output and has a 1.1 gallon fuel tank with a listed runtime of 10 hours at 25% load.
| Running watts | 1600 W |
|---|---|
| Peak / surge | 2000 W |
| Fuel | gasoline |
| Tank | 4.2 L (1.1 gal) |
| Noise | 62 dB |
| AC output voltage | 120V |
| Weight | 22 kg (48.5 lb) |
| Dimensions | 49.0 × 29.0 × 48.3 cm (19.3 × 11.4 × 19.0 in) |
| Warranty | 3 years |
From the A-iPower page. Values the manufacturer does not publish are left out.
We have not linked an official manual for this model yet; see the A-iPower page.
We have not found an official code table for this model yet.
Starting surge matters more than running watts: this unit is rated 2000 W peak. That is below a typical 1/2 HP sump pump start (about 2150 W); check your pump label. Use the calculator with your exact pump.