Model WGen9500The Westinghouse WGen9500DF is a dual fuel portable generator that delivers up to 12,500 peak watts and 9,500 running watts, suitable for home backup and portable power needs.
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Here's the quick tradeoff view — what this model does well, and where it may not fit.
The Westinghouse WGen9500 is a gasoline generator rated for 9,500 running watts with 12,500 starting watts. That combination targets situations where you need strong continuous output while still having extra headroom for the higher surge demands that occur when certain loads first kick on.
Because it runs on gasoline, the WGen9500 keeps operation centered on a single, familiar fuel type while pairing that with a high wattage rating aimed at substantial backup and work power needs.
With 9,500 running watts and 12,500 starting watts on gasoline, the WGen9500 is built to handle sustained demand while also supporting higher startup surges. In real use, the split between running and starting watts matters when powering loads that draw more power at startup than they do once running, since the 12,500 starting-watt rating provides that extra burst capacity.
Noise is rated at 74 dBA, giving you a concrete benchmark for how loud it will be while operating. Runtime is listed at 12 hours at 25 percent load and 8 hours at 50 percent load, tied to a 6.6 gallon fuel tank, which helps frame the run time between refueling at those load levels. Total harmonic distortion is 23 percent, a clear indicator of the waveform distortion level produced, and it is a useful number to keep in mind when matching the generator to the sensitivity of what you plan to power.
At 208 lbs, the WGen9500 is a substantial unit to move, and its physical footprint is defined by dimensions of 27.2 x 26.5 x 26.5 inches. Those measurements help set expectations for where it can be stored and how much space it will occupy when set up for operation.
Starting flexibility is a highlight here, with a starting system that includes recoil, electric, and remote start, letting you choose between manual pull starting and more convenient push-button or remote operation. A fuel gauge is included, which supports quicker checks on fuel status without guesswork during longer runs.
For compliance, it is listed as CARB and EPA compliant, and it also includes a spark arrestor. Practical outlet protection and durability touches are present as well, with covered outlets and GFCI outlets, and AVR is included for automatic voltage regulation. Westinghouse backs the WGen9500 with a 3-year warranty.
Est. running: 1,800W
Peak surge (single motor): 2,000W
Avoid starting multiple motor loads at the same time.
Est. running: 5,000W
Peak surge (single motor): 2,000W
Avoid starting multiple motor loads at the same time.
Est. running: 7,300W
Peak surge (single motor): 8,000W
Avoid starting multiple motor loads at the same time.
These are estimates using typical wattage assumptions. Real appliances vary. Startup surges can be 2–6× the running wattage for motor-driven loads. 240V loads require a 120/240V generator and proper connection. Use a transfer switch or interlock kit; never backfeed a panel.
Westinghouse is renowned for its robust and reliable power generation equipment, offering a wide range of generators suitable for home and commercial use.
| Fuel | Running | Starting | Runtime @50% | Runtime @25% |
|---|---|---|---|---|
| Gasoline | 9500W | 12500W | 8h | 12h |
| Running Watts | 9,500 watts |
|---|---|
| Starting Watts | 12,500 watts |
| Starting Watts (Gasoline) | 12,500 W |
| Running Watts (Gasoline) | 9,500 W |
| Engine | 457 cc Westinghouse OHV 4-stroke, cast iron sleeve |
|---|---|
| Engine Type | Westinghouse OHV 4-stroke, cast iron sleeve |
| Engine Displacement | 457 cc |
| Engine Oil | SAE 10W-30 |
| Engine Oil Capacity | 1.16 Qt |
| Spark Plug | F7TC |
| Cylinder Sleeve | cast iron sleeve |
| Spark Arrestor | Yes |
| Emissions Compliance | CARB, EPA |
| Voltage (AC) | 120/240V 60 Hz |
|---|---|
| Voltage (DC) | 5 |
| Phase | Single |
| AC Frequency | 60 hz |
| GFCI Outlets | Yes |
| Neutral | Yes |
| USB Outlets | 2x 5V USB port |
| DC Outlets | 2x 5V USB port |
| AC Outlets | 2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R)1x 120/240V 50A (14-50R) |
| Total Harmonic Distortion (THD) | 23 % |
| Dimensions | 27.2 x 26.5 x 26.5 inches |
|---|---|
| Weight | 208 lbs |
| Automatic Low Oil Shutdown | Yes |
|---|---|
| Emissions Compliance | CARB, EPA |
| Automatic Voltage Regulation | Yes |
| Automatic Voltage Regulator | Yes |
| Carbon Monoxide Sensor | No |
| Commercial Warranty | 3 years |
| Covered Outlets | Yes |
| Electric Start | Yes |
| Fuel Gauge | Yes |
| Fuel Tank Capacity | 6.6 gallons |
| Included Accessories | Oil, funnel, tool kit, key fob, battery charger, battery, and wheel kit |
| Indicators | No |
| Inverter | No |
| Noise Level | 74 dBA |
| Overload Protection | Low oil and overload protection |
| Parallel Capable | No |
| Recoil Start | Yes |
| Remote Start | Yes |
| RV Ready | No |
| Starter Type | Recoil, Electric, Remote |
| Starting Components | Recoil, Electric, Remote |
| Starting System | Recoil, Electric, Remote |
| UPC | 853,544,008,199 |
| Warranty | 3 years |
| Wheels | Yes |
| Fuel Type | Gasoline |
|---|
| Runtime @ 25% | 12 hours |
|---|---|
| Runtime @ 50% | 8 hours |
| Runtime @ 25% Load (Gasoline) | 12 hours |
| Runtime @ 50% Load (Gasoline) | 8 hours |
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