Model: P03603
    4550 Watt Performance Generator

    Where function meets performance. The P03603 portable generator is ready for the task. Best used for camping, work-site, and emergency power.



    SKU: P03603


    Product Type: Open Frame Generator

    Share Your Experience:


    Product Description

    The FIRMAN P03603 is part of one of our most popular series of powerful generators. With 4550 watts running at 67dB this machine even comes with a remote starting system allowing simplicity and ease. Our Max Pro Series 208cc engine runs cool and efficient thanks to the Phoenix Fat Head Block. Equipped with a 5gal fuel tank providing 14hrs of run-time, the P03603 is also Canada emissions certified. Easy information is at your fingertips with a 4-in-1 data minder measuring Volts, Hertz, Hrs and low oil indicator. Sporting an 8” wheel kit and folding handle for easy travel, the P03603 is ready for work and play.

    Note: Everything you need is in the box including: oil, funnel, owner’s manual, and spark plug wrench.



    • 4550 Starting Watts / 3650 Running Watts
    • 208cc engine with low oil shut off and cast iron sleeve
    • 5 gal tank provides up to 14hrs of run-time
    • RV ready multi feature control panel with covered outlets
    • 8″ Heavy Duty Wheels and High Folding Handle
    • Outlets:
      • (2) 5-20R 20A-120V
      • (1) TT-30R 30A-120V RV ready
      • (1) L5-30R 30A-120V TWISTLOCK
    • Weight – 128 Lbs
    • Carton Measurements – 27.2″ x 18.1″ x 19.9″
    • 3 Year Warranty

    Additional information

    Weight 128 lbs
    Dimensions 27.2 × 18.1 × 19.9 in


    P03603 Specifications

    Running (RATED) Watts – Gas 3550
    Starting (SURGE) Watts – Gas 4550
    AC Voltage (VOLTS) 120
    Frequency (Hz) 60
    Engine Displacement (cc) 208
    Recoil Start YES
    Electric Start YES
    Remote Start YES
    Low Oil Shut Off YES
    Power Stream Alternator YES
    Cast Iron Sleeve YES
    Fuel Gas
    Excitation System Brushed
    [email protected] Load 25
    Runtime @ 50% LOAD 14
    5-20R 120V 20A Duplex 2
    L5-30R 120V 30A Twistlock 1
    TT-30R 120V 30A RV 1
    Outlet Cover YES
    Engine ON/OFF Switch YES (Push Button)
    Phoenix Fat Head Block YES
    Battery Switch YES
    Programming Button for Remote YES
    Tank Size (Gallon/Litre) 5.0/19.0
    Steel/Plastic Steel
    Fuel Gauge on Cap YES
    Bottle Opener YES
    Wheel(Size/Type/Color) 8.0″ -Black -Plastic -Flat Free
    Handle Single Folding w/ Grip
    Foot Bracket Hat Shape w/ 2xRubber Isolator
    USDA FS Certified Spark Arrester YES
    Engine Oil (Bottle) YES
    Oil Funnel YES
    Tool Kit SP wrench – 2xOpen Wrench 10×12
    Remote Control YES
    Volt Lock Automatic Voltage Regulator (AVR) YES
    Remote Holder YES


    LXWXH (inch) (CARTON) 27”x18.1”x19.8”
    NET WEIGHT (unit with wheel kit)(lbs) 119.5
    GROSS WEIGHT (unit with wheel kit, accessories, carton, foams, insert) (lbs) 128
    UPC 840876136034


    Residential / Commercial 3 years Ltd / 90 days