DuroMax XP12000EH Dual Fuel vs Pulsar G12KBN Dual Fuel 12000W
Both units carry the same best-fuel running rating: 9,500 W. The Pulsar G12KBN Dual Fuel 12000W runs longer at half load — 13 hours on its 8-gallon tank vs 8 hours.
| DuroMax XP12000EH Dual Fuel | Pulsar G12KBN Dual Fuel 12000W | |
|---|---|---|
| Type | portable | portable |
| Fuel | gasoline, propane | gasoline, propane |
| Running watts (gas / LP for standby) | 9500 W | 9500 W |
| Starting watts (gas) | 12000 W | 12000 W |
| Running watts (propane) | 9025 W | 8550 W |
| Starting watts (propane) | 11400 W | 10800 W |
| Runtime at 50% load (gas) | 8 h | 13 h |
| Fuel tank | 8.3 gal | 8 gal |
| Output voltage | 120/240V | 120/240V |
| Transfer-switch-ready outlet | 50 A | 50 A |
| Outlets | — | 4x 5-20R, L14-30R, L14-50R, 12V DC |
| Start type | electric | electric |
| CARB compliant | — | Yes |
| Engine | — | Ducar OHV |
| Engine displacement | 457 cc | 457 cc |
| Weight | 224 lb | 209 lb |
| Warranty | — | 3 yr |
Frequently asked questions
Which costs less to run, the DuroMax XP12000EH Dual Fuel or the Pulsar G12KBN Dual Fuel 12000W?
Estimated fuel for 24 hours at about 50% load: $80 on gasoline for the DuroMax XP12000EH Dual Fuel vs $47 on gasoline for the Pulsar G12KBN Dual Fuel 12000W, at national average prices. These are spec-sheet-derived estimates — the assumptions are on the methodology page, and different fuels make this a cost comparison, not an efficiency ranking.
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.