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Triple-Fuel Yamaha EF4500iSE Inverter Generator

Yamaha Generators  EF2400i | EF2800i | EF3000iSEB | EF4500iSE

     Yes! Send the 2015 Triple-Fuel Yamaha Inverter Generators Buyer's Guide

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Triple-Fuel Yamaha EF4500iSE with propane tank Triple-Fuel Yamaha EF4500iSE Inverter Generator - The all-new EF4500iSE picks up where the very popular EF3000iSEB left off with even more power and fuel efficiency in a quiet, portable package. And you'll love having three different fuel options! This Triple-Fuel EF4500iSE operates on LP Gas, Natural Gas and Gasoline right out of the box! No mechanical alterations necessary! Simply change your fuel source! This unit features a premium 357cc Yamaha OHV engine w/ a cast-iron cylinder liner for longer life and brushless HD alternators with automatic voltage regulator to protect sensitive electronics. This genset is equipped with an inverter system with Pulse Width Modulation (PWM) control (computer friendly), super-quiet muffler with USFS-approved spark arrestor (eliminates errant sparks), digital power meter, automatic choke for easy starting, die-cast aluminum frame (light weight, high strength), digital hour meter, comfortable grip handles, a sound level of only 58 dBA and four wheels with parking brake for easy transport and security. Does Not Include LP Hose or Tank. CALL FOR SHIPPING QUOTE.


Triple-Fuel Yamaha EF4500iSE front-view
Maximum Output 4,500 watts
Continous Output 4,000 watts
Load Amperage at 120 volts ---
Maximum Load 37.5 Amps
Continous Load 33.3 Amps
Sound Level @ 23 ft(7 m) at full load 58 dB(A)

Triple-Fuel Yamaha EF4500iSE left-view
Type 4 Stroke OHV
Displacement 357 cc
Oil Capacity Approx. 1.5 Qts
Oil Alert Shutdown Standard
Cylinder Block Aluminum w/ Cast Iron Sleeve
Ignition System T.C.I. (Transistor Controlled Ignition)
Bore & Stroke 2.7" x 2.1"
Exhaust Outlet 1-1/2" OD Muffler Outlet
Cooling System Air-cooled
Air Cleaner Dual Element Type
Fuel LP Gas, Natural Gas & Gasoline
Starting System Electric

On Gasoline -
Consumption at 1/2 load 0.35 gallons/hour
Consumption at 3/4 load 0.49 gallons/hour
Consumption at full load load 0.53 gallons/hour
Fuel tank capacity 4.5 gallons
Running time 1/4 load 15.2 hours
On LP Gas -
Consumption at 1/2 load 0.31 gallons/hour
Consumption at 3/4 load 0.43 gallons/hour
Consumption at full load load 0.47 gallons/hour
On Natural Gas -
Consumption at 1/2 load 37 cu.ft./hr
Consumption at 3/4 load 52 cu.ft./hr
Consumption at full load load 57 cu.ft./hr

Triple-Fuel Yamaha EF4500iSE power output panel

Power Output Panel
Hour Meter Digital
Power Meter Digital
Low Oil Pressure Indicator Standard
AC Output Indicator Standard
Engine Overload Indicator Standard
120 V Duplex NEMA#5-20R 2-20 Amp
120 V Twistlock NEMA#L5-30R 1-30 Amp
Turn-Key Electric Start Standard
Fuel Shutoff Standard
Ground Connection Standard

Installation Data
Fuel Inlet Fitting Size 1" FNPT
Recommended Fuel Hose Size 3/8"
Fuel Inlet Pressure 11-14" Water Column
Exhaust Outlet 1-1/2" OD Muffler Outlet
LP/Natural Gas Fuel Inlet Location
(Facing Control Panel)
Exhaust Direction
(Facing Control Panel)
Power Output Location (Facing Control Panel) Front-Side
Service Points
(Facing Control Panel)
Oil Fill: Back-Side
Oil Drain:Back-Side
Air Filter: Front-Side
Spark Plug: Front-Side
On/Off Switch: Front-Side
Parking Brake: Back-Side
Battery Type 12 VDC - 300 CCA
Engine Oil Type 10W-30

Engine Warranty 2 Years
Generator Warranty 2 Years
100% Coverage for Parts Standard

Length 30.7"
Width 24.3"
Height 27.2"
Dry weight 194 lbs


E-Mail Address:  

Tri-Fuel Kit for EF2000i Tri-Fuel Kit for EF2400i Tri-Fuel Kit for EF2800i
Tri-Fuel Kit for EF3000iSEB Tri-Fuel Kit for EF4500iSE  

Central Maine Diesel
29 Carey Circle
Hampden, ME 04444

Phone: 1-207-941-1188
Fax: 1-207-941-1189

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