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Home/Generator/Westinghouse iGen2550c
WestinghouseModel iGen2550c
Top 10 in Class
RightGenerator Score: 6.8/10
0.0/5•0 reviews

Westinghouse 1,800W Gas Generator Review

The Westinghouse iGen2550c supplies 1,800 running watts for campsite equipment, mobile electronics, and selected household essentials. Its 2,550 starting watts help with brief startup surges, while output below 3% THD suits sensitive electronics. At 40 pounds, it is light enough for travel, and its 11.5-hour runtime at 25% load supports long periods of lighter use.

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

At a Glance

  • Running Watts
    1800W
  • Starting Watts
    2550W
  • Fuel Type
    Gasoline
  • Runtime (25%)
    11.5h
  • Noise Level
    52 dB
  • Weight
    40 lbs

Where to buy

Prices can change. We update these automatically.

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

    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

    • Lightweight at only 40 lbs
    • Quiet operation at 52 dBA
    • Output below 3% THD suits sensitive electronics
    • Runs 11.5 hours at 25% load
    • Parallel capable for expanded output

    Cons

    • Lacks electric start
    • Lacks GFCI outlets
    AJ Quick
    AJ's Quick Recommendation
    AJ Quick, mechanical engineer

    I would keep Westinghouse iGen2550c on the list because 3-year warranty coverage and parallel-ready; those are the kinds of specs you actually notice after the purchase.

    Best use cases
    Sensitive electronicsRV / campingQuiet operationExpandable power

    Summary

    The Westinghouse iGen2550c is a compact gasoline inverter generator with 1,800 running watts and 2,550 starting watts. Its continuous output is best matched with selected household essentials, campsite equipment, battery chargers, and mobile electronics rather than a large collection of high-demand appliances. The 750-watt gap between running and starting output gives motor-driven devices room for a brief startup surge, while THD below 3% makes the electricity suitable for laptops, televisions, and other sensitive electronics. At only 40 pounds, the iGen2550c also delivers that power in a machine one person can move without the handling demands of a full-size generator.

    Power & Runtime

    The 1.11-gallon gasoline tank supports 11.5 hours at 25% load. For users running a modest set of electronics, lights, or campsite equipment, that figure means a long stretch of operation from a relatively small fuel supply. It also makes clear that the longest runtime belongs to light demand. Drawing closer to the 1,800-watt limit will shorten the interval between refills.

    Noise is rated at 52 dBA, which strengthens the iGen2550c's case for settings where a generator may run for hours at a time. Thoughtful placement remains worthwhile, but the recorded sound level is a practical advantage for camping and residential use. The inverter holds THD below 3%, so quieter operation does not come at the expense of power quality for sensitive electronics.

    Portability

    At 40 pounds, the iGen2550c is firmly within the lightweight range. A single owner can move it between storage, a vehicle, and an operating location without wheels or a second person for routine handling. That matters for camping and temporary backup power, where the generator may be loaded and unloaded repeatedly rather than left in one place.

    Its 18.5 by 11 by 18-inch dimensions reinforce that portability. The narrow 11-inch width helps it fit beside other gear, while the modest height and length simplify shelf, garage, and vehicle storage. The compact body does not remove the need for safe outdoor operating clearance, but it makes the machine easier to transport and store when the engine is off.

    Features

    Recoil start keeps the starting system simple and removes dependence on a starter battery, though it also means every startup requires a manual pull. Once the engine is running, the fuel gauge and indicators give the owner direct operating feedback instead of forcing fuel and status checks by guesswork. The included oil, funnel, tool kit, and parallel cables also cover several of the items needed for setup and expansion.

    The carbon monoxide sensor and automatic low-oil shutdown can stop operation when either condition threatens safe use or the engine. Covered outlets shield the receptacles while idle, and automatic voltage regulation helps keep delivery steady as connected loads change. Parallel capability lets a compatible Westinghouse inverter generator add output for a larger job. The 3-year warranty defines the period of manufacturer backing.

    Recommended Audiences

    • Campers who need a 40-pound portable generator
    • Owners of sensitive electronics who need output below 3% THD
    • Users who want 11.5 hours at 25% load
    • Buyers who want parallel capability
    • RV owners seeking an RV-ready generator
    Updated: Aug 31, 2026

    Score Breakdown

    6.8
    / 10
    Rank #7 of 75 in Inverter (0-2,500W)
    Value (25%)
    7.4
    Quality (25%)
    7.3
    Practical (18%)
    6.2
    Features (12%)
    4.8
    Features (1.4 pts)
    • Inverter+1
    • Parallel Capable+0.4
    Percentile Rankings (within peer group)
    • Watts/$
      86%
    • Surge/$
      89%
    • Runtime/$
      38%
    • Warranty
      69%
    • THD (lower=better)
      59%
    • Build Quality
      38%
    • Noise (lower=better)
      78%
    • Portability
      63%
    • Outlet Variety
      34%
    • Feature Points
      48%
    Learn how we calculate scores · View all rankings

    What this generator can power

    At a Glance

    • Continuous:1,800W(recommended usable: 1,440W)
    • Surge:2,550W
    • 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)
    No

    Exceeds capacity

    Example setups

    Essentials

    • Lights + Wi-Fi + Charging
    • Refrigerator
    • Furnace Blower

    Est. running: 1,000W

    Peak surge (single motor): 1,200W

    Avoid starting multiple motor loads at the same time.

    Essentials + Comfort

    • Lights + Wi-Fi + Charging
    • Refrigerator
    • TV + Entertainment System
    • Furnace Blower

    Est. running: 1,300W

    Peak surge (single motor): 1,200W

    Avoid starting multiple motor loads at the same time.

    Jobsite / Tools

    • Lights + Wi-Fi + Charging

    Est. running: 200W

    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%
    Gasoline1800W2550WNot available—11.5h

    Full Specifications

    Power

    Detailed generator specifications for
    Running Watts1,800 watts
    Starting Watts2,550 watts
    Starting Watts (Gasoline)2,550 W
    Running Watts (Gasoline)1,800 W

    Engine

    Detailed generator specifications for
    Engine80 cc OHV 4-stroke engine
    Engine TypeOHV 4-stroke
    Engine Displacement80 cc
    Spark ArrestorYes
    Emissions ComplianceCARB, EPA

    Electrical

    Detailed generator specifications for
    Voltage (AC)120
    Voltage (DC)5
    PhaseSingle
    Running Amps15 A
    Peak Amps21.3 A
    AC Frequency60 hz
    Current15 amps
    GFCI OutletsNo
    USB Outlets2x 5V USB port (USB-A)
    DC Outlets2x 5V USB port (USB-A)
    AC Outlets1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
    Total Harmonic Distortion (THD)<3% %

    Dimensions

    Detailed generator specifications for
    Dimensions18.5 x 11 x 18 inches
    Weight40 lbs

    Other

    Detailed generator specifications for
    Automatic Low Oil ShutdownYes
    Emissions ComplianceCARB, EPA
    Automatic Voltage RegulationYes
    Automatic Voltage RegulatorYes
    Carbon Monoxide SensorYes
    Covered OutletsYes
    Electric StartNo
    Fuel GaugeYes
    Fuel Tank Capacity1.11 gallons
    Included AccessoriesOil, funnel, tool kit, and parallel cables
    IndicatorsYes
    InverterYes
    Noise Level52 dBA
    Parallel CapableYes
    Recoil StartYes
    Remote StartNo
    RV ReadyYes
    Starter TypeRecoil
    Starting SystemRecoil
    UPC850,032,657,020
    Warranty3 years
    WheelsNo

    Core

    Detailed generator specifications for
    Fuel TypeGasoline

    Runtime

    Detailed generator specifications for
    Runtime @ 25%11.5 hours
    Runtime @ 25% Load (Gasoline)11.5 hours

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