A large tri-fuel generator for home backup through a 50 A transfer switch, for homeowners with a natural gas line who want to run as long as the outage lasts. Costs little more than the dual-fuel WGen9500DFc.
Price checked October 28, 2026. As an Amazon Associate we earn from qualifying purchases.
Every Westinghouse WGen9500 model we rank, smallest first. Ratings compare each against its own size.
| Model | Running / starting | Rating | Price |
|---|---|---|---|
| Westinghouse WGen9500DFc | 9,500 / 12,500 W | 4.2/5 | $1,049 |
| Westinghouse WGen9500TFc (this one) | 9,500 / 12,500 W | 4.3/5 | $1,149 |
The rating comes from 7 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
| Model number | WGen9500TFc (part 9527) |
|---|---|
| Output | |
| Gasoline | 9,500 W running, 12,500 W starting |
| Propane | 8,500 W running, 11,200 W starting |
| Natural gas | 7,500 W running, 9,500 W starting |
| Outlets | 4 × 120 V, L14-30, 14-50 |
| Transfer switch ready | Yes, 240 V |
| Full power at 120 V | No |
| Total harmonic distortion | under 23% |
| Price per watt | $0.12 |
| Fuel and run time | |
| Fuel | Gasoline, propane, natural gas |
| Tank | 6.6 gal |
| Run time (gasoline) | 8 hr at 50% load |
| Run time (propane, 20 lb tank) | 7 hr |
| Engine | 457 cc |
| Noise and safety | |
| Rated noise | 74 dBA |
| CO shutoff | Yes |
| CARB compliant | No |
| Build | |
| Starting | Remote, electric and recoil |
| Wheels | Yes |
| Dimensions | 27.2 x 26.1 x 26.5 in |
| Weight | 215 lb |
| Warranty | 3 years |
| Released | 2023-04 |
A large tri-fuel generator with cleaner-than-usual power for whole-home backup through a 50 A transfer switch. Best for homeowners with a natural gas line who want to run electronics safely.
Amazon $1,499A large tri-fuel generator for homes with a natural gas line that want whole-house backup through a 50 A transfer switch without hauling fuel.
Amazon $1,499A large dual-fuel generator with clean power and remote start for whole-home backup through a 50 A transfer switch. A good fit for homeowners without a natural gas line who want more than 10,000 W.
Amazon $1,349Compare the Westinghouse WGen9500TFc with any other portable generator →
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