Current lead times are 4 weeks.


Isuzu 21 kW Diesel Generator with Sound Enclosure

Visit my Store  14,000 Watt | 21,000 Watt
     Yes! Send the 2024 Isuzu Powered Diesel Generators Buyer's Guide

Address 1:
Address 2:
Zip Code:

Our Reduced Price:$

Isuzu 21,000 Watt Diesel Generator with Sound Enclosure - This Isuzu diesel generator is suitable for continous use and is the most fuel efficient diesel generator in its class.

Like all Central Maine Diesel generators, this unit is fully customizable. From enclosure to fuel tank to controls to trailer, you choose the option that is right for you! And, as an added benefit, you will always have the flexibility to upgrade options later.

This brawny little four cylinder set has plenty of power to run your home, job site or business. This unit includes an Isuzu 4LE1 4 cylinder 1800 RPM diesel engine, brushless generator end, liquid cooling, muffler, aluminum radiator w/ fan guards (pushor fan), 40 amp DC alternator, air filter, heavy steel skid base, vibration mounts, automatic voltage regulation, fast-acting glow plugs for cold starting, auto shutdowns for low oil/high water temperature, key start panel with hour meter and sound attenuated enclosure.

Options   Price
Two-Wire Auto Start + $799
60 Gallon Subbase Fuel Tank + $2375
3 Phase Upgrade+ $345
50 Hz Operation + $150

Electrical Specifications -
Automatic Voltage Regulator Standard
Voltage Regulation (No Load to Full Load) 1%
Power Single-Phase ---
Maximum Output 21,000 watts
Continous Output 20,000 watts
Load Amperage at 120 volts ---
Maximum Load 175 Amps
Continous Load 166.7 Amps
Load Amperage at 240 volts ---
Maximum Load 87.5 Amps
Continous Load 83.3 Amps
Sound Level @ 23 ft(7 m) at full load 71 dB(A)

Model Isuzu 4LE1
Type Vertical In-Line, Indirect Injection
Horsepower 32 HP
Oil Capacity (w/ Oil Filter) Approx. 8.1 qts
RPM 1800
Cylinders 4
Cylinder Block Aluminum w/ Cast Iron Sleeves
Bore & Stroke 3.35 x 3.78 in.
Cooling Liquid-Cooling, Pushor Fan
Coolant Capacity Approx. 7.5 Qts
Fuel No. 2 Diesel
Electric Fuel Pump 12 V - Standard
Cold Weather Starting Aid Glow Plugs
Starting System Electric

Consumption at 1/2 load 0.98 gallons/hour
Consumption at 3/4 load 1.41 gallons/hour
Consumption at full load 1.81 gallons/hour

Control Panel
Key Start Standard
Engine Preheat Standard
Circuit Breaker 10 Amps - Resetable

Installation Data
Fuel Inlet Hose Size 3/8"
Fuel Return Hose Size 5/16"
Power Lead Size No. 4 AWG
No. Power Lead Conductors 4
Exhaust Outlet 2" OD Muffler Outlet
Coolant Recommendation Mixture: 1/2 Anti-Freeze & 1/2 Water
Battery Requirement 12 VDC - 525 CCA - Not Included
Engine Oil Requirement 10w-30 Synthetic
Air Flow Direction
(Facing Radiator)
Inlet: Back-Side
Outlet: Front-Side
Exhaust Direction
(Facing Radiator)
Fuel Inlet Direction
(Facing Radiator)
Power Output Direction
(Facing Radiator)

Engine Warranty 2 Years
Generator Warranty 1 Year
100% Coverage for Parts & Labor Standard

Length 57.25 inches
Width 32.5 inches
Height 37.75 inches
Dry weight 1295 lbs



E-Mail Address:  

Central Maine Diesel
1185 Hammond St. Suite 11
Bangor, ME 04401

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

Copyright © 2024 Central Maine Diesel Inc. All rights reserved.