Collections: Firman, Generators, Power

Firman Dual Fuel 4550/3650 Watt Hybrid Series Extended Run Time Generator Electric Start

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The perfect generator for those needing a reliable, powerful, electric start generator with this Firman Dual Fuel 4550/3650 Watt Hybrid Series Extended Run Time Generator Electric Start

Have you ever imagine the pain while you are camping or maybe you are in recreational activities and you are away from any source of electricity? 

Don't let the outage of electricity stop your activity! Firman Dual Fuel 4550/3650 Watt Hybrid Series Extended Run Time Generator Electric Start is probably perfect for you!

This generator is made by a company that knows what it’s doing. They have been manufacturing generators for over 15 years! They know what people want and that includes affordable, quality products.

This one is lightweight, fuel-efficient, and compact enough to take anywhere with you. It’s also a great size for taking camping or tailgating with you as well as charging your phone/tablet while on the go.

The Firman Dual Fuel 4550/3650 Watt Hybrid Series Extended Run Time Generator Electric Start is the perfect choice for those who are looking for a high-quality, reliable, and powerful generator in the market. 

Is the perfect generator for camping, tailgating, and even traveling. The unit is lightweight and easy to pack into your vehicle for use on-site. The generator also has a large fuel tank providing up to 14 hours of continuous running time.

What Firman Dual Fuel 4550/3650 Watt Hybrid Series Extended Run Time Generator Electric Start can do more?

All Hybrid Series run on gas or propane,  giving you flexibility. The propane hose is super effective for convenience using larger propane tanks and includes a 8” wheel-kit and folding handle. Easy information is at your fingertips with a 3-in-1 data minder measuring Hrs,  Volts,  and Hertz.

The FIRMAN H03651 is an electric start model featuring 4550 starting watts and 3650 running watts. Our Max Pro Series 208cc engine runs cool and efficient thanks to its Phoenix Fat Head Block.

Running at 67 dB,  the H03651 has a 5gal tank that will run for 14hrs and is California and Canada emissions certified.

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


  • 4550 Starting Watts / 3650 Running Watts – Gas
  • 4100 Starting Watts / 3300 Running Watts – LPG
  • 208cc Dual Fuel engine with low oil shut off and cast iron sleeve
  • 5gal gas tank provides up to 14hrs of run-time (Propane tank not included)
  • Run time using a full 20lb propane cylinder 11 hours at 50% load
  • RV ready 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
  • Durable compact tubular roll cage frame design
  • Weight: 135.5 Lbs
  • Carton Measurements: 27.6″ x 18.1″ x 20.5″
  • 3 Year Warranty


Running (RATED) Watts – Gas 3650
Starting (SURGE) Watts – Gas 4550
Running (RATED) Watts – LP 3300
Starting (SURGE) Watts – LP 4100
AC Voltage (VOLTS) 120
Frequency (Hz) 60
Engine Displacement (cc) 208
Recoil Start YES
Electric Start YES
Low Oil Shut Off YES
Power Stream Alternator YES
Cast Iron Sleeve YES
Fuel Gas / LPG
Propane Hose 5.5ft
Excitation System Brushed
THD@Full Load 25
Runtime @ 50% LOAD 14
dB @ 7m @ 3/4 LOAD 75
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
Fuel Selector YES
Tank Size (Gallon/Litre) 5.0/19.0
Steel/Plastic Steel
Fuel Gauge on Cap YES
Wheel(Size/Type/Color) 8.0″ -Black -Plastic -Flat Free
Handle U-Shaped Padded Handle
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
LPG Regulator (1.5m) YES
Volt Lock Automatic Voltage Regulator (AVR) YES

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  • Your Satisfaction Guaranteed. We handpick our products for quality, we know you'll love them. But is there is ever something wrong, we'll fix it.

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