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WestinghouseModel iGen5000c

Westinghouse 3,900W Gas Generator Review

The Westinghouse iGen5000c is a portable inverter generator designed for both recreational and emergency use. It offers 5,000 peak watts and 3,900 running watts, making it suitable for powering a variety of appliances and electronic devices. Its compact design, combined with features like remote electric start and an LED data center, enhances user convenience.

At a Glance

  • Running Watts
    3900W
  • Starting Watts
    5000W
  • Fuel Type
    Gasoline
  • Runtime (50%)
    15h
  • Noise Level
    52 dB
  • Weight
    105.8 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

    • 5,000 peak watts and 3,900 running watts
    • Remote electric start with key fob
    • LED data center displaying real-time information
    • Compact design with telescoping handle and wheels for portability
    • Super quiet operation, as low as 52 dBA
    • RV Ready TT-30R outlet
    • Automatic low oil and carbon monoxide (CO) shutdown

    Cons

    • Heavy weight at 105.8 pounds
    • No outlets listed in specs
    Best use cases
    Sensitive electronicsRV / campingQuiet operation

    Summary

    The Westinghouse iGen5000c is a gasoline generator rated at 3900 running watts with 5000 starting watts. That combination gives it a clear split between steady output for ongoing loads and extra headroom for startups, which is useful when devices demand a brief surge before settling into normal operation.

    Because it runs on gasoline, the iGen5000c fits shoppers who want a familiar fuel choice while still delivering substantial power in a compact, self-contained generator format.

    Power & Runtime

    As a gasoline-powered inverter generator, the iGen5000c pairs its 3900 running watts and 5000 starting watts with a stated total harmonic distortion of ≤ 3%, which speaks directly to cleaner power delivery for electronics that benefit from tighter waveform control. Noise is rated at 52 dBA, a figure that supports use cases where keeping sound down matters as much as keeping lights and devices running.

    Runtime is clearly defined at two load points: 18 hours at 25% load and 15 hours at 50% load. With a 3.4-gallon fuel tank, those runtimes translate into long stretches between refueling at moderate demand levels, making it easier to plan overnight operation or extended use without frequent interruptions.

    Portability

    Portability is shaped by both size and weight, and the iGen5000c lands at 105.8 lbs with dimensions of 24.5 x 17.5 x 20 inches. Those measurements give a concrete sense of the footprint it will occupy in storage or transport, while the triple-digit weight signals that moving it is a more deliberate task than carrying a small unit by hand.

    Features

    For RV use, the iGen5000c is explicitly RV ready, which aligns the generator with setups that need a straightforward connection for RV power needs. Westinghouse also backs it with a 3-year warranty, adding a defined coverage term that can matter when the generator is intended for recurring seasonal use or relied on for backup situations.

    Recommended Audiences

    • RV owners needing RV-ready power
    • Owners of sensitive electronics seeking clean inverter power
    • Shoppers who prefer gasoline-powered generators
    • Homeowners needing emergency backup for essential circuits
    • Noise-sensitive users or those in campground environments
    Updated: Feb 24, 2026

    Score Breakdown

    6.5
    / 10
    Rank #19 of 111 in Inverter (2,500-5,000W)
    Value (25%)
    Quality (25%)
    Practical (18%)
    Features (12%)
    Features (2.0 pts)
    • Inverter+1
    • Remote Start+0.4
    • Electric Start+0.6
    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:3,900W(recommended usable: 3,120W)
    • Surge:5,000W
    • Output:120V only
    • Inverter:Yes (clean power for electronics)

    Big-item compatibility

    Refrigerator
    Yes
    Sump Pump (1/3 HP)
    Yes
    Well Pump (1 HP, 240V)
    No

    Needs 240V output

    Furnace Blower
    Yes
    Central AC (3 Ton, 240V)
    No

    Needs 240V output

    Window AC (10,000 BTU)
    Yes
    Electric Water Heater (240V)
    No

    Needs 240V output

    Electric Range/Oven (240V)
    No

    Needs 240V output

    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)

    Est. running: 2,900W

    Peak surge (single motor): 2,000W

    Avoid starting multiple motor loads at the same time.

    Jobsite / Tools

    • Lights + Wi-Fi + Charging
    • Circular Saw (7 1/4")

    Est. running: 1,600W

    Peak surge (single motor): 2,800W

    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

    Full Specifications

    Power

    Running Watts3,900 watts
    Starting Watts5,000 watts

    Engine

    Engine Displacement224 cc
    Engine Oil10W-30
    Engine Oil Capacity0.63 Qt
    Spark Plug97109 - F7RTC

    Electrical

    Voltage (AC)120V
    PhaseSingle
    AC Frequency60 hz
    Current32.5 amps
    Total Harmonic Distortion (THD)≤ 3% %

    Dimensions

    Dimensions24.5 x 17.5 x 20 inches
    Weight105.8 lbs

    Other

    Automatic Low Oil ShutdownYes
    Automatic Voltage RegulationYes
    Carbon Monoxide SensorYes
    Electric StartYes
    Fuel Tank Capacity3.4 gallons
    InverterYes
    Noise Level52 dBA
    Parallel CapableNo
    Recoil StartYes
    Remote StartYes
    RV ReadyYes
    Starter TypeRecoil, Electric Start, Remote
    Warranty3 years
    WheelsYes

    Core

    Fuel TypeGasoline

    Runtime

    Runtime @ 25%18 hours
    Runtime @ 50%15 hours

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