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WestinghouseModel iGen11000DFc

Westinghouse 9,000W Dual-Fuel Generator Review

The Westinghouse iGen11000DFc is a dual fuel inverter generator that delivers 11,000 peak watts and 9,000 running watts, suitable for home backup, camping, and more.

At a Glance

  • Running Watts
    9000W
  • Starting Watts
    11000W
  • Fuel Type
    Dual-Fuel
  • Runtime (50%)
    12h
  • Noise Level
    64 dB
  • Weight
    187.4 lbs

Where to buy

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    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

    • Dual fuel capability (gasoline and propane)
    • 11,000 peak watts and 9,000 running watts
    • Up to 17-hour run time on a 7.92-gallon fuel tank
    • Push-button electric start with remote key fob
    • LED Data Center displaying voltage, frequency, and lifetime hours
    • Carbon monoxide (CO) sensor with automatic shutdown

    Cons

    • Relatively heavy weight at 187.4 pounds
    • No mention of electric start only
    Best use cases
    Sensitive electronicsHome backupExpandable power

    Summary

    The Westinghouse iGen11000DFc is a dual-fuel generator built around 9,000 running watts and 11,000 starting watts. That combination targets both steady power delivery for ongoing loads and extra headroom for the initial surge when equipment or appliances kick on.

    Because it is dual-fuel, the iGen11000DFc gives you two fueling options while keeping the focus on high output, making its wattage figures central to how you plan and prioritize what you want to run.

    Power & Runtime

    With 9,000 running watts and 11,000 starting watts, the iGen11000DFc is set up to handle sustained demand while also covering higher start-up draw. In practical use, the running wattage is the number that matters for what you can keep powered continuously, while the starting wattage is the buffer that helps when motors or compressors begin operating.

    Noise is rated at 64 dBA, which helps set expectations for how present the generator will sound while operating. Runtime is listed at 17 hours at 25 percent load and 12 hours at 50 percent load, giving clear reference points for how long it can stay on between refueling at those load levels. For power quality, THD is rated at less than 3 percent, a figure that aligns with cleaner output for devices that benefit from tighter waveform control.

    Portability

    At 187.4 lbs, the iGen11000DFc is a substantial unit, and that weight is a real factor in how you plan placement and movement. Its physical footprint is 30.2 x 25.2 x 26.6 inches, which helps you gauge storage space, transport fit, and where it can sit during operation without crowding surrounding gear.

    Features

    Starting flexibility is a highlight here, with a starting system that supports recoil, electric, and remote starting, letting you choose between manual pull starting and more convenient start methods depending on the situation. A fuel gauge and onboard indicators add day-to-day usability by giving you at-a-glance status information while it is running.

    This model is parallel capable, which opens the door to scaling output by pairing it with another compatible unit. It also includes a spark arrestor and covered outlets, along with GFCI outlets for additional electrical protection. Automatic voltage regulation is built in, and compliance is listed as EPA and ANSI/PGMA G300-2023. Westinghouse backs the iGen11000DFc with a 3-year warranty.

    Recommended Audiences

    • Users who want to scale output via parallel operation
    • Owners of sensitive electronics seeking clean inverter power
    • Buyers wanting fuel flexibility with dual or tri-fuel capability
    • Homeowners needing whole-house or jobsite backup power
    • Users who value push-button or remote start convenience
    Updated: Feb 24, 2026

    Score Breakdown

    7.3
    / 10
    Rank #2 of 66 in Inverter (5,000W+)
    Value (25%)
    Quality (25%)
    Practical (18%)
    Features (12%)
    Features (3.4 pts)
    • Inverter+1
    • Dual-Fuel+1
    • Remote Start+0.4
    • Electric Start+0.6
    • Parallel Capable+0.4
    Percentile Rankings (within peer group)
    • Watts/$
    • Surge/$
    • Runtime/$
    • Warranty
    • THD (lower=better)
    • Build Quality
    • Noise (lower=better)
    • Portability
    • Outlet Variety
    • Feature Points

    What this generator can power

    At a Glance

    • Continuous:9,000W(recommended usable: 7,200W)
    • Surge:11,000W
    • Output:120/240V
    • Inverter:Yes (clean power for electronics)

    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)
    • Window AC (10,000 BTU)
    • TV + Entertainment System

    Est. running: 5,100W

    Peak surge (single motor): 6,000W

    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
    ReliabilityAExcellent

    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

    Power by fuel

    FuelRunningStartingRuntime @50%Runtime @25%
    Gasoline9000W11000W12h17h
    Propane8100W10000W9.8h

    Full Specifications

    Power

    Running Watts9,000 watts
    Starting Watts11,000 watts
    Starting Watts (Gasoline)11,000 W
    Starting Watts (Propane)10,000 W
    Running Watts (Gasoline)9,000 W
    Running Watts (Propane)8,100 W

    Engine

    Engine452 cc OHV 4-stroke
    Engine Type452 cc OHV 4-stroke
    Engine Displacement452 cc
    Engine Oil10W-30
    Engine Oil Capacity1.1 Qt
    Spark ArrestorYes
    Emissions ComplianceEPA, ANSI/PGMA G300-2023

    Electrical

    Voltage (AC)120/240V 60 Hz
    PhaseSingle
    Peak Amps91.7 A
    AC Frequency60 hz
    Current37.5 amps
    GFCI OutletsYes
    NeutralYes
    AC Outlets1x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R)1x 120/240V 50A (14-50R)
    Total Harmonic Distortion (THD)<3% %

    Dimensions

    Dimensions30.2 x 25.2 x 26.6 inches
    Weight187.4 lbs

    Other

    Automatic Low Oil ShutdownYes
    Emissions ComplianceEPA, ANSI/PGMA G300-2023
    Automatic Voltage RegulationYes
    Automatic Voltage RegulatorYes
    Carbon Monoxide SensorYes
    Commercial Warranty3 years
    Covered OutletsYes
    Electric StartYes
    Fuel GaugeYes
    Fuel Tank Capacity7.9 gallons
    Included AccessoriesOil, funnel, tool kit, key fob, battery charger, propane hose, battery, and parallel cables
    IndicatorsYes
    InverterYes
    Noise Level64 dBA
    Overload ProtectionLow oil and overload protection, CO monitoring
    Parallel CapableYes
    Recoil StartYes
    Remote StartYes
    RV ReadyNo
    Starter TypeRecoil, Electric, Remote
    Starting ComponentsRecoil, Electric, Remote
    Starting SystemRecoil, Electric, Remote
    UPC850,032,657,754
    Warranty3 years
    WheelsYes
    Winding MaterialCopper-clad aluminum windings

    Core

    Fuel TypeDual-Fuel

    Runtime

    Runtime @ 25%17 hours
    Runtime @ 50%12 hours
    Runtime @ 25% Load (Gasoline)17 hours
    Runtime @ 25% Load (Propane)9.8 hours
    Runtime @ 50% Load (Gasoline)12 hours

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