DuroMax XP28000iHT
A tri-fuel inverter generator rated at 22,000 running and 28,000 starting watts, with up to 16 hours of runtime at 25% load. It shuts itself off if carbon monoxide builds up and has 120/240V output for a transfer switch. DuroMax rates it at 70 dB(A).
- Running watts
- 22,000 W
- Starting / surge watts
- 28,000 W
- Fuel
- gasoline, propane, natural gas
- Best for
- Home backup through a transfer switch, including bigger loads, with clean power for electronics.
- Not for
- Carrying by hand: it weighs 466 lb. Buyers in California, as it is not CARB compliant.
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Specifications
| Running watts | 22,000 W |
|---|---|
| Starting / surge watts | 28,000 W |
| Fuel | gasoline, propane, natural gas |
| Inverter (clean power) | Yes |
| Runtime at 25% load | 16 h |
|---|---|
| Runtime at 50% load | 9 h |
| Outlets | 4x 120V 5-20R, 120/240V L14-30R, 2x 120/240V 14-50R |
|---|---|
| Transfer-switch ready | Yes |
| Noise | 70 dB(A) |
|---|---|
| Weight | 466 lb |
| CO safety shutoff | Yes |
|---|---|
| CARB compliant | No |
| EPA compliant | Yes |
Checked 29 October 2026. Sources: duromaxpower.com.