Westinghouse WGen9500
The most watts per dollar in the portable market, with a 50-amp outlet.
Specs
| Running watts | 9,500 W |
| Starting watts | 12,500 W |
| Type | Open frame |
| Fuel | Gasoline |
| Weight | 220 lb |
| Noise (mfr figure) | 74 dBA |
| Fuel tank | 6.6 gal |
| Runtime (mfr claim) | up to ~12 h at 25% load |
| Outlets | Two 20A 125V GFCI, L14-30R (transfer switch), 14-50R (240V/50A) |
| Start | Electric + remote fob |
| CO safety shutoff | Varies by version — check the listing |
| Typical street price | ~$1,100 (fluctuates — check listing) |
Figures are the manufacturer's published specs; dashes mean the maker doesn't publish a number. Verify against the current datasheet before you buy.
What can it actually run?
Checked with the same math as our calculator: total running watts, plus the single largest motor surge on top. “Tight” means it technically fits but the load sits above 80% of rated output — fine briefly, not where you want to live.
- ✓ runs itFridge, Wi-Fi, and lights730 W running · 2,230 W peak
- ✓ runs itStorm essentials (fridge, freezer, furnace fan, sump pump)3,080 W running · 4,630 W peak
- ✓ runs itEssentials plus a 10,000 BTU window AC4,280 W running · 6,680 W peak
- ✗ too muchMost of the house (well pump, central AC, laundry)13,680 W running · 19,680 W peak
The installer's take
Dollar-for-watt this platform is the market's runaway value: 9,500 running watts, a 12,500W surge that starts a 3-ton central AC with soft-start help, remote start, and a 14-50R outlet that feeds a 50A inlet — rare below $2,000. It's the unit I'd point at for 'I want the house to mostly just work.' Change the oil religiously; the engine works hard for its price.
Pros
- 9.5 kW running / 12.5 kW surge at a four-figure price
- 50A 14-50R outlet for high-capacity inlets
- Remote start fob standard
Cons
- 220 lb — plan its parking spot before delivery day
- 74 dBA at full song