DuroMax
DuroMax XP15000HXT Tri Fuel Portable Generator
$1,999.00
Reference price as of 2026-08-23 — check Amazon for the current price and stock.
Best for households with access to a natural gas line who want tri-fuel flexibility and strong continuous output at a mid-tier price, if noise isn't a dealbreaker.
Full spec sheet
| Key specs | |
| Brand | DuroMax |
| Price | $1,999.00 |
| Capacity | — |
| Continuous output | 12000 W |
| Peak / surge output | 15000 W |
| Weight | 362 lb |
| Battery chemistry | — |
| Dimensions (L x W x H) | 36 x 33.2 x 32 |
| Includes solar panel | No |
| Use cases | Home, Off-Grid |
| Other verified specs | |
| Fuel type | Tri-fuel — gasoline, propane, or natural gas |
| Engine | 670cc DuroMax V-Twin OHV |
| Noise level | 78 dB at 50% load |
| Fuel tank capacity | 13.2 gal (gasoline) |
| Runtime at 25% load | 17.9 hrs (gasoline) |
| Runtime at 50% load | 12 hrs (gasoline) |
| Starting method | Electric and recoil start |
| Safety | CO Alert automatic shutdown |
| Warranty | 5-year limited |
Pros
- Tri-fuel — runs on gasoline, propane, or a natural gas line for effectively unlimited runtime
- 12,000W continuous output at a mid-tier price ($1,999)
- CO Alert automatic carbon-monoxide shutdown
- Electric start with included battery, plus a 15-ft natural gas hose in the box
Cons
- Loudest unit in this lineup at 78 dB
- Open-frame design, not inverter-clean power
- Heavy at 362 lb — a two-person or dolly job to reposition
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