Model: W01781
    2100Watt Inverter Portable Generator

    The W01781 is an inverter generator, having low THD (clean power for electronics and sensitive equipment), quiet operation and fuel-efficient economy mode. It’s ergonomic encasing and lightweight design makes it easy to transport for those weekend camping getaways. This generator features 2100 starting watts and 1700 running watts, perfect for small appliances with a reliable recoil start system. The W01781 is backed by our Legendary 3-year warranty.


    SKU: 840876117811


    Product Type: Open Frame Generator

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    Product Description

    The FIRMAN W01781 Inverter generator features 2100 starting watts and 1700 running watts. Power is supplied by our Max Pro Series 80cc FIRMAN engine which runs cool and efficient thanks to its Phoenix Fat Head Block. Our Whisper Series muffler keeps the W01781 running a quiet 59 decibels – well below the standards set by the National Parks Service, and our spark arrester has been approved by the USDA Forest Service. The .9 gallon fuel capacity provides a whopping 9 hours of run time. Starting is simple with the FIRMAN First pull, reliable recoil system.

    The FIRMAN digital automatic voltage regulator ensures clean, consistent power output from the FIRMAN Power Stream alternator. For the ultimate in portability the W01781 is less than 52 lbs with a built in ergonomic handle. Major touch points are all front and center for easy starting and use, power, choke, eco-mode and all receptacles are conveniently located for easy access. The durable, lightweight, powerful inverter is built for years of use. Just add gas! Everything you need comes standard in the box including: oil, funnel, owner’s manual and, spark plug wrench.


    • 2100 Starting Watts / 1700 Running Watts
    • Parallel Capable (parallel cables not provided)
    • .9 Gallon Tank
    • 9 hour Run Time
    • Outlets – (1) 5-20R Duplex 120V – 20A, 12V (W/Battery Charging Cables), (1) USB (5V, 2.1 amps)
    • Reliable Recoil Start
    • Fuel Efficient Economy Mode
    • Digital Automatic Voltage Regulator
    • Low THD (under 3%)
    • Power Stream Alternator
    • Max Pro Series 80cc FIRMAN Engine
    • Phoenix Fat Head Block for Enhanced Engine Efficiency
    • Legendary 3 Year Warranty Serviced from Our HQ In Phoenix Arizona, USA
    • Whisper Series Muffler
    • USDA Forest Service approved Spark Arrester
    • Accessories Include Oil, Spark Plug Wrench, Shipping Bracket Wrenches, Funnel and Manual
    • Durable Compact design with integrated ergonomic handle
    • Weight – 51.6 Lbs
    • Carton Measurements – 21.7”x15”x18.3”

    Additional information

    Weight 51.6 lbs
    Dimensions 21.7 × 15 × 18.3 in


    W01781 Specifications

    Running (RATED) Watts – Gas 1700
    Starting (SURGE) Watts – Gas 2100
    AC Voltage (VOLTS) 120
    Frequency (Hz) 60
    Engine Displacement (cc) 80
    Recoil Start YES
    Low Oil Shut Off YES
    Power Stream Alternator YES
    Cast Iron Sleeve YES
    Fuel Gas
    Excitation System Magnet
    [email protected] Load ≤3%
    Runtime @ 25% LOAD 9
    5-20R 120V 20A Duplex 1
    USB Outlet(5V 2.1A) 1
    DC Outlet 12V/TYPE 1x Lighter Style
    Parallel Port YES
    Outlet Cover YES
    Engine ON/OFF Switch YES
    Phoenix Fat Head Block YES
    >Idle Control Switch YES
    Power/Low Oil/Overload Indicator Lights YES
    Tank Size (Gallon/Litre) 0.9/3.4
    Steel/Plastic Plastic
    Fuel Efficient Economy Mode YES
    Wheel(Size/Type/Color) 5.0″ -Yellow -Plastic -Flat Free
    Handle U Shape Folding Handle
    Foot Bracket 4xRubber Isolator
    USDA FS Certified Spark Arrester YES
    Engine Oil (Bottle) YES
    Oil Funnel YES
    Tool Kit SP wrench – Screw Driver
    12V Battery Cable YES
    Digital Automatic Voltage Regulator YES


    LXWXH (inch) (CARTON) 21.7”x15”x18.3
    NET WEIGHT (unit with wheel kit)(lbs) 45.9
    GROSS WEIGHT (unit with wheel kit, accessories, carton, foams, insert) (lbs) 51.6
    UPC 840876117811


    Residential / Commercial 3 years Ltd / 90 days