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Triple-Fuel Yamaha EF2400iS Inverter Generator

Yamaha Generators  EF2000iS | EF2400i | EF2800i | EF3000iSEB

Our Reduced Price:$

Triple-Fuel Yamaha EF2400iS Inverter Generator - Cleaner, quieter and more fuel options. The next step forward in generator technology. This Yamaha EF2400i operates on LP Gas, Natural Gas and Gasoline right out of the box, No mechanical alterations are necessary. Simply change your fuel source. This unit features a premium 5.5 HP 171cc 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 Smart Throttle™ that will vary engine speed with load demand, inverter system with Pulse Width Modulation (PWM) control (computer friendly), super-quiet muffler with USFS-approved spark arrestor (eliminates errant sparks), TwinTech™ capability - hook up two EF2400iS's for 4600 watts of maximum power, die-cast aluminum frame (light weight, high strength), DC outlet for charging batteries, comfortable grip handles and a sound level of only 53 dBA at 1/4 load. Does Not Include LP Hose & Tank. CALL FOR SHIPPING QUOTE.


Maximum Output 2,400 watts
Continous Output 2,000 watts
Load Amperage at 120 volts ---
Maximum Load 20 Amps
Continous Load 17 Amps
Sound Level @ 23 ft(7 m) at 1/4 load 53 dB(A)

Type Yamaha 4 Stroke OHV
Power 5.5 HP
Oil Capacity Approx. 1.5 Qts
Low Oil Pressure Shutdown Standard
Cylinder Block Aluminum w/ Cast Iron Liner
Ignition System T.C.I. (Transistor Controlled Ignition)
Displacement 171 cc
Exhaust Outlet 1/2" OD Muffler Outlet
Cooling System Air-cooled
Air Cleaner Dual Element Type
Fuel LP Gas, Natural Gas & Gasoline
Starting System Recoil

On Gasoline -
Consumption at 1/2 load 0.22 gallons/hour
Consumption at 3/4 load 0.31 gallons/hour
Consumption at full load load 0.44 gallons/hour
Fuel Tank Capacity 1.6 gallons
Running Time at 1/4 load 8.6 hour
Fuel Gauge Standard
On LP Gas -
Consumption at 1/2 load 0.24 gallons/hour
Consumption at 3/4 load 0.33 gallons/hour
Consumption at full load load 0.46 gallons/hour
On Natural Gas -
Consumption at 1/2 load 11 cu.ft./hr
Consumption at 3/4 load 15 cu.ft./hr
Consumption at full load load 17 cu.ft./hr

Power Output Panel
On/Off Switch Standard
TwinTech™ Parallel Outlets Standard
12 VDC Output 8.3 Amps
Ground Connection Standard
Low Oil Warning Light Standard
AC Output Indicator Standard
AC Overload Warning Light Standard
120 V Duplex NEMA#5-20R 2-20 Amp

Installation Data
Fuel Inlet Fitting Size 1" FNPT
Recommended Fuel Hose Size 3/8"
Fuel Inlet Pressure 11-14" Water Column
Exhaust Outlet 1/2" OD Muffler Outlet
Exhaust Location & Direction
(Facing Control Panel)
Service Points
(Facing Control Panel)
Oil Fill: Front-Side
Air Filter: Front-Side
Spark Plug: Front-Side
Fuel Inlet: Back-Side
On/Off Switch: Front-Side
Power Output Location
(Facing Engine)
Minimum Cord Size 0-50 Feet: 10 AWG
51-100 Feet: 8 AWG
101-150 Feet: 6 AWG
Engine Oil Type 10W-30

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

Length 20.7"
Width 16.5"
Height 18.1"
Dry weight 70 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

Copyright 2015 Central Maine Diesel Inc. All rights reserved.