Skip to content
Skip to main content
Home/Generator/NorthStar c13000s
NorthStarModel c13000s
Discontinued
Suggested replacement: NorthStar e14000s

NorthStar 10,500W Gas Generator Review

The NorthStar c13000s is a commercial-grade portable generator designed for demanding jobsites, offering 13,000 surge watts and 10,500 rated watts of power.

At a Glance

  • Running Watts
    10500W
  • Starting Watts
    13000W
  • Fuel Type
    Gasoline
  • Runtime (50%)
    10.9h
  • Noise Level
    72 dB
  • Weight
    387 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

    • Quiet Armor Technology delivers up to 20% less noise as measured (in dBA) against leading, commercial-grade portable generators
    • Honda GX630 OHV engine for reliable power
    • Built-in battery charger/maintainer for easy charging of onboard electric start battery
    • GFCI outlets ensure jobsite safety
    • Carbon monoxide detection and automatic shutdown ensure safe operation
    • Rugged 1-3/8in. steel tube roll cage and flat-free tires for maximum strength and portability

    Cons

    • Heavy weight at 387 lbs
    • No RV outlet available
    Best use cases
    Home backup

    Summary

    The NorthStar C13000S is a robust gasoline-powered generator designed to deliver reliable power for various applications. With a starting wattage of 13,000 and a running wattage of 10,500, this generator is well-suited for both home backup during outages and outdoor activities such as camping or tailgating. Its significant power output makes it capable of handling multiple appliances simultaneously, making it an excellent choice for users who require dependable electricity in off-grid situations.

    Designed with practicality in mind, the C13000S combines efficiency with user-friendly features. With a runtime of 10.9 hours at 50% load, this generator ensures that users can enjoy extended use without frequent refueling. The NorthStar C13000S is an ideal solution for those looking for a powerful, portable generator that can meet their energy needs while remaining easy to operate.

    Power & Runtime

    The NorthStar C13000S operates on gasoline, a widely available fuel type that ensures convenience for users in various locations. With a starting wattage of 13,000 watts and a running wattage of 10,500 watts, it offers ample power for residential and recreational use. The generator operates at a noise level of 72 decibels, which is comparable to the sound of a vacuum cleaner, making it suitable for use in less populated areas or during outdoor activities where noise may be a concern.

    The generator features an electric starting system, allowing for easy ignition without the physical effort associated with recoil starters. This feature is particularly beneficial for users who may have difficulty starting a generator manually. The C13000S is equipped with a 12-gallon fuel tank, which supports a runtime of up to 10.9 hours at 50% load. This extended runtime ensures that users can power essential devices without the need for frequent refueling, enhancing the generator's usability for longer periods.

    With a total harmonic distortion (THD) percentage of less than 5%, the NorthStar C13000S delivers clean power that is safe for sensitive electronics. This makes it a suitable option for powering devices such as computers, televisions, and other sensitive equipment without the risk of damage.

    Outlets

    The NorthStar C13000S generator comes with a range of outlets designed to accommodate various devices. However, specific outlet types and quantities are not detailed in the available data. It is important to note that this generator is not RV-ready, which may limit its use for recreational vehicles that require specific outlet configurations. Additionally, the generator lacks transfer switch capability, which is an essential feature for those looking to connect the generator directly to their home electrical system for seamless power supply during outages.

    While the absence of detailed outlet specifications may raise concerns for potential users, the generator's high wattage output suggests that it can support a variety of appliances and tools when connected through appropriate adapters or extension cords.

    Portability

    Weighing in at 387 pounds, the NorthStar C13000S is a substantial generator that may pose challenges in terms of portability. However, its dimensions of 43 x 36 x 35 inches provide a compact footprint relative to its power output. The design of the generator includes features that facilitate movement, such as sturdy wheels and handles, making it easier to transport to different locations, whether for home use or outdoor activities.

    The frame design is robust, ensuring stability during operation while also providing a durable structure that can withstand the rigors of transport. Users should consider the weight and dimensions when planning for storage or transportation, as this generator is best suited for those who have adequate space and support for moving it as needed.

    Features

    The control panel of the NorthStar C13000S is designed for user-friendly operation, providing easy access to essential controls and indicators. While specific display features are not detailed, the generator is expected to include standard indicators for power output and fuel levels. Safety features are paramount in generator design, and the NorthStar C13000S is likely equipped with necessary safety measures to prevent overload and ensure safe operation.

    Included accessories are not specified in the data provided, but users should consider acquiring additional items such as extension cords or adapters to maximize the generator's utility. The four-year warranty adds peace of mind, assuring users of the manufacturer's commitment to quality and reliability.

    Recommended Audiences

    • Homeowners looking for a reliable backup power source during outages
    • Outdoor enthusiasts needing portable power for camping or tailgating
    • Contractors requiring a generator for tools and equipment on job sites
    • Users needing to power sensitive electronics due to low THD output
    • Individuals who prefer electric start mechanisms for ease of use
    • Those who prioritize extended runtime for prolonged use without refueling
    • Users who have sufficient space for a heavier generator setup
    • Emergency preparedness advocates seeking a dependable power solution
    Updated: Jan 30, 2026

    What this generator can power

    At a Glance

    • Continuous:10,500W(recommended usable: 8,400W)
    • Surge:13,000W
    • 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.

    NorthStar
    ReliabilityCAverage

    About NorthStar

    NorthStar is recognized for its robust and dependable power equipment, particularly portable and industrial generators.

    HQBurnsville, Minnesota, USA
    Website (opens in a new tab)
    Support1-800-221-0516
    Support / Manuals (opens in a new tab)
    View all NorthStar generators

    Warranty

    Coverage: 4 years

    Power by fuel

    FuelRunningStartingRuntime @50%Runtime @25%
    Gasoline10500W13000W10.9h

    Full Specifications

    Power

    Running Watts10,500 watts
    Starting Watts13,000 watts
    Starting Watts (Gasoline)13,000 W
    Running Watts (Gasoline)10,500 W

    Engine

    EngineHonda GX630 OHV V-Twin
    Engine TypeOHV V-Twin
    Engine Displacement688 cc
    Spark ArrestorYes
    Emissions ComplianceCARB, EPA

    Electrical

    Voltage (AC)120/240
    Running Amps87.5/43.8 A
    Peak Amps108.3/54.2 A
    AC Frequency60 hz
    Current87.5/43.8 amps
    GFCI OutletsYes
    AC Outlets3x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
    Total Harmonic Distortion (THD)<5% %

    Dimensions

    Dimensions43 x 36 x 35 inches
    Weight387 lbs

    Other

    Automatic Low Oil ShutdownYes
    Emissions ComplianceCARB, EPA
    Automatic Voltage RegulationYes
    Automatic Voltage RegulatorYes
    Carbon Monoxide SensorYes
    Covered OutletsYes
    Electric StartYes
    Fuel GaugeYes
    Fuel Tank Capacity12 gallons
    Included AccessoriesFunnel, battery, and wheel kit
    IndicatorsNo
    InverterNo
    Noise Level72 dBA
    Overload ProtectionLow oil and overload protection
    Parallel CapableNo
    Recoil StartNo
    RV ReadyNo
    Starter TypeElectric
    Starting SystemElectric
    UPC840,321,737,458
    Warranty4 years
    WheelsYes

    Core

    Fuel TypeGasoline

    Runtime

    Runtime @ 50%10.9 hours
    Runtime @ 50% Load (Gasoline)10.9 hours

    Questions & Answers

    0 questions
    Ask a question
    Loading questions…

    Ask a question

    Between 10 and 500 characters.0/500
    We'll only use this to notify you when it's answered.
    2-60 characters. This may be posted publicly with your question.

    Owner Reviews

    0 reviews
    Write a review
    Loading reviews...

    Write a review

    Describe your ownership experience. No links, prices, or retailer mentions.

    Checking sign-in...