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Home/Generator/Westinghouse WGen11500TFc
WestinghouseModel WGen11500TFc
#1 in Class
RightGenerator Score: 7.9/10
0.0/5•0 reviews

Westinghouse 11,500W Tri-Fuel Generator Review

The Westinghouse WGen11500TFc is a versatile tri-fuel portable generator capable of operating on gasoline, propane, or natural gas. It delivers up to 14,500 peak watts and 11,500 running watts on gasoline, making it suitable for home backup, job sites, or recreational use. The generator features a 550cc 4-Stroke OHV engine, electric start with remote key fob, and a CO sensor for safety. It offers a runtime of up to 19 hours on a 9.5-gallon fuel tank and includes multiple outlets for various applications.

AJ Quick
Written and analyzed by AJ Quick
Mechanical engineer and founder of RightGenerator

At a Glance

  • Running Watts
    11500W
  • Starting Watts
    14500W
  • Fuel Type
    Tri-Fuel
  • Runtime (50%)
    9.5h
  • Noise Level
    74 dB
  • Weight
    230 lbs

Where to buy

Prices can change. We update these automatically.

    Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.

    Model Variations

    Westinghouse WGen11500DFc
    Variant

    Westinghouse WGen11500DFc

    Fuel Type: Dual-Fuel
    Extras: Dual-Fuel

    Is this the right generator for you?

    Here's the quick tradeoff view — what this model does well, and where it may not fit.

    Pros

    • Tri-fuel capability: operates on gasoline, propane, or natural gas
    • 14,500 peak watts and 11,500 running watts on gasoline
    • 550cc 4-Stroke OHV engine with durable cast-iron sleeve
    • Electric start with remote key fob and recoil start
    • Up to 19 hours runtime on a 9.5-gallon fuel tank
    • CO sensor for safety
    • Multiple outlets including GFCI 5-20R household duplex, L14-30R 120/240-Volt twist-lock, 14-50R 120/240V, and USB ports

    Cons

    • Heavy weight may limit portability
    • High noise level at 74 decibels
    AJ Quick
    AJ's Quick Recommendation
    AJ Quick, mechanical engineer

    Westinghouse WGen11500TFc has a more complete case than a single spec suggests, especially because 3-year warranty coverage helps the ownership case and the 9.5 hours runtime at 50% load is useful in the real world.

    Best use cases
    Home backup

    Summary

    The Westinghouse WGen11500TFc is a tri-fuel generator built around substantial output, delivering 11,500 running watts and 14,500 starting watts. That combination targets situations where both steady power and extra surge capacity matter, letting the unit handle ongoing demand while also accommodating higher start-up pulls.

    Its tri-fuel design adds flexibility to how you keep it running, pairing that multi-fuel capability with the sheer wattage needed for demanding applications.

    Power & Runtime

    With 11,500 running watts and 14,500 starting watts, the WGen11500TFc is set up to support large electrical loads, with the higher starting figure helping when equipment needs extra power to get moving. The tri-fuel setup broadens fueling options, which can be valuable when planning for longer outages or varied use cases.

    Noise is rated at 74 dBA, giving a clear expectation for how loud it runs during operation. For endurance, it is rated for 19 hours of runtime at 25 percent load and 9.5 hours at 50 percent load, tying run time directly to how hard you work the generator. Power quality is supported by a THD rating of less than 5 percent, which speaks to cleaner output for connected devices.

    Portability

    At 230 lbs, the WGen11500TFc is a heavy portable unit, and its physical footprint of 28.9 x 29.6 x 26.9 inches sets expectations for storage space and where it can be placed during use. Those dimensions and weight together point to a generator that benefits from deliberate placement and planning when moving it into position.

    Features

    Starting is a major convenience highlight here, with recoil, electric, and remote starting systems all included, giving you multiple ways to bring the generator online depending on preference and situation. A built-in fuel gauge helps you monitor fuel status at a glance, supporting better planning around refueling.

    On the safety and usability side, the generator includes a spark arrestor, covered outlets, and GFCI outlets, which adds practical protection for both the receptacles and connected use. Automatic voltage regulation is included as well, reinforcing steadier output as conditions change. Compliance is listed as EPA and ANSI/PGMA G300-2023, and the package is backed by a 3-year warranty.

    Recommended Audiences

    • Buyers wanting fuel flexibility with dual or tri-fuel capability
    • Users requiring high-output power for large loads or whole-house backup
    • Users who value push-button or remote start convenience
    • DIY enthusiasts and hobbyists needing reliable portable power
    Updated: Feb 24, 2026

    Score Breakdown

    7.9
    / 10
    Rank #1 of 44 in Conventional (10,000-20,000W)
    Value (25%)
    7.6
    Quality (25%)
    5.1
    Practical (18%)
    7.3
    Features (12%)
    8.9
    Features (2.3 pts)
    • Tri-Fuel+1.3
    • Remote Start+0.4
    • Electric Start+0.6
    Percentile Rankings (within peer group)
    • Watts/$
      81%
    • Surge/$
      81%
    • Runtime/$
      86%
    • Warranty
      51%
    • THD (lower=better)
      80%
    • Build Quality
      90%
    • Noise (lower=better)
      76%
    • Portability
      80%
    • Outlet Variety
      50%
    • Feature Points
      89%
    Learn how we calculate scores · View all rankings

    What this generator can power

    At a Glance

    • Continuous:11,500W(recommended usable: 9,200W)
    • Surge:14,500W
    • Output:120/240V
    • Inverter:No

    Big-item compatibility

    Refrigerator
    Yes
    Sump Pump (1/3 HP)
    Yes
    Well Pump (1 HP, 240V)
    Yes
    Furnace Blower
    Yes
    Central AC (3 Ton, 240V)
    Yes
    Window AC (10,000 BTU)
    Yes
    Electric Water Heater (240V)
    Yes
    Electric Range/Oven (240V)
    Yes
    Air Compressor (1 HP)
    Yes

    Example setups

    Essentials

    • Lights + Wi-Fi + Charging
    • Refrigerator
    • Furnace Blower
    • Sump Pump (1/3 HP)

    Est. running: 1,800W

    Peak surge (single motor): 2,000W

    Avoid starting multiple motor loads at the same time.

    Essentials + Comfort

    • Lights + Wi-Fi + Charging
    • Refrigerator
    • TV + Entertainment System
    • Microwave
    • Window AC (10,000 BTU)
    • Space Heater
    • Furnace Blower

    Est. running: 5,000W

    Peak surge (single motor): 2,000W

    Avoid starting multiple motor loads at the same time.

    Whole-Home (Limited)

    • Lights + Wi-Fi + Charging
    • Refrigerator
    • Furnace Blower
    • Sump Pump (1/3 HP)
    • Well Pump (1 HP, 240V)
    • Central AC (3 Ton, 240V)

    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
    ReliabilityA – Excellent

    About Westinghouse

    Westinghouse is renowned for its robust and reliable power generation equipment, offering a wide range of generators suitable for home and commercial use.

    Founded1886
    HQMooresville, North Carolina, USA
    Website (opens in a new tab)
    Support1-855-944-3571
    Support / Manuals (opens in a new tab)
    View all Westinghouse generators→

    Warranty

    Coverage: 3 years

    Loading documents…

    Power by fuel

    Power specifications by fuel type
    FuelRunningStartingRuntime @50%Runtime @25%
    Gasoline11500W14500W9.5h19h
    Natural Gas9500W12000WNot available—Not available—
    Propane10500W13500WNot available—Not available—

    Full Specifications

    Power

    Detailed generator specifications for
    Running Watts11,500 watts
    Starting Watts14,500 watts
    Starting Watts (Gasoline)14,500 W
    Starting Watts (Propane)13,500 W
    Starting Watts (Natural Gas)12,000 W
    Running Watts (Gasoline)11,500 W
    Running Watts (Propane)10,500 W
    Running Watts (Natural Gas)9,500 W

    Engine

    Detailed generator specifications for
    Engine550 cc OHV 4-stroke, cast iron sleeve
    Engine TypeOHV 4-stroke
    Engine Displacement550 cc
    Engine Oil10W-30
    Engine Oil Capacity1.26 Qt
    Cylinder Sleevecast iron sleeve
    Spark ArrestorYes
    Emissions ComplianceEPA, ANSI/PGMA G300-2023

    Electrical

    Detailed generator specifications for
    Voltage (AC)120/240
    Voltage (DC)5
    PhaseSingle
    Running Amps95.8/47.9 A
    Peak Amps120.8/60.4 A
    AC Frequency60 hz
    Current47.9 amps
    GFCI OutletsYes
    NeutralYes
    USB Outlets2x 5V USB port (USB-A)
    DC Outlets2x 5V USB port (USB-A)
    AC Outlets2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
    Total Harmonic Distortion (THD)<5% %

    Dimensions

    Detailed generator specifications for
    Dimensions28.9 x 29.6 x 26.9 inches
    Weight230 lbs

    Other

    Detailed generator specifications for
    Automatic Low Oil ShutdownYes
    Emissions ComplianceEPA, ANSI/PGMA G300-2023
    Automatic Voltage RegulationYes
    Automatic Voltage RegulatorYes
    Batterybattery
    Carbon Monoxide SensorYes
    Commercial Warranty3 years
    Covered OutletsYes
    Electric StartYes
    Fuel GaugeYes
    Fuel Tank Capacity9.5 gallons
    Included AccessoriesOil, funnel, tool kit, key fob, battery charger, natural gas hose with NPT adapter, propane hose, battery, and wheel kit
    IndicatorsNo
    InverterNo
    Noise Level74 dBA
    Overload ProtectionLow oil and overload protection
    Parallel CapableNo
    Recoil StartYes
    Remote StartYes
    RV ReadyNo
    Starter TypeRecoil, Electric, Remote
    Starting SystemRecoil, Electric, Remote
    UPC850,032,657,457
    Warranty3 years
    WheelsYes
    Winding MaterialCopper

    Core

    Detailed generator specifications for
    Fuel TypeTri-Fuel

    Runtime

    Detailed generator specifications for
    Runtime @ 25%19 hours
    Runtime @ 50%9.5 hours
    Runtime @ 25% Load (Gasoline)19 hours
    Runtime @ 50% Load (Gasoline)9.5 hours

    Questions & Answers

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