DuroMax XP15000HX EFI
A dual-fuel portable generator rated at 12,000 running and 15,000 starting watts, with an 8.3-gallon tank and up to 17.9 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 74 dB(A).
- Running watts
- 12,000 W
- Starting / surge watts
- 15,000 W
- Fuel
- gasoline, propane
- Best for
- Heavy home backup through a transfer switch, including 240V loads like a well pump.
- Not for
- Quiet campgrounds and RV parks, since it is an open-frame, non-inverter design.
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Specifications
| Running watts | 12,000 W |
|---|---|
| Starting / surge watts | 15,000 W |
| Fuel | gasoline, propane |
| Inverter (clean power) | No |
| Runtime at 25% load | 17.9 h |
|---|---|
| Runtime at 50% load | 10 h |
| Fuel tank | 8.3 gal |
| Outlets | 4x 120V 5-20R, 2x 120/240V 14-50R |
|---|---|
| Transfer-switch ready | Yes |
| Noise | 74 dB(A) |
|---|
| CO safety shutoff | Yes |
|---|---|
| CARB compliant | Yes |
| EPA compliant | Yes |
| Standard warranty | 5 years |
Checked 29 October 2026. Sources: duromaxpower.com.