Westinghouse WGen12000DF vs Westinghouse WGen9500TFc Tri-Fuel
The Westinghouse WGen12000DF is the more powerful unit: 12,000 running watts against 9,500 — about 21% more capacity for the Westinghouse WGen12000DF. The Westinghouse WGen9500TFc Tri-Fuel offers more fuel flexibility (gasoline, propane, natural gas) where the Westinghouse WGen12000DF runs on gasoline and propane.
| Westinghouse WGen12000DF | Westinghouse WGen9500TFc Tri-Fuel | |
|---|---|---|
| Type | portable | portable |
| Fuel | gasoline, propane | gasoline, propane, natural-gas |
| Running watts (gas / LP for standby) | 12000 W | 9500 W |
| Starting watts (gas) | 15000 W | 12500 W |
| Running watts (propane) | 10800 W | 8500 W |
| Starting watts (propane) | 13500 W | 11200 W |
| Running watts (natural gas) | — | 7500 W |
| Starting watts (natural gas) | — | 9500 W |
| Noise level | — | 74 dBA |
| Fuel tank | 10.5 gal | 6.6 gal |
| Output voltage | 120/240V | 120/240V |
| Transfer-switch-ready outlet | 50 A | 50 A |
| Outlets | 2x 5-20R, L5-30R, L14-30R, 14-50R, 2x USB | — |
| Start type | remote electric | remote electric |
| CO safety shutoff | — | Yes |
| Engine displacement | 713 cc | 457 cc |
| Weight | 352 lb | 215 lb |
Frequently asked questions
Which is more powerful, the Westinghouse WGen12000DF or the Westinghouse WGen9500TFc Tri-Fuel?
The Westinghouse WGen12000DF, at 12,000 running watts on its best fuel versus 9,500 W. Remember that dual-fuel and natural-gas ratings are lower than gasoline ratings — the comparison table shows the published per-fuel figures.
Where do these specifications come from?
Every record on BackupAtlas is hand-curated from manufacturer documentation and spec sheets, and each generator page links to its source document.