Now available with 24 VDC starting systems for the same price. This allows for higher torque starting in cold weather applications.

Our Reduced Price:$

Cummins 40 kW Diesel Generator - This Cummins Powered diesel generator is suitable for continous use and has plenty of power to your home, job site or business. This unit operates at 1800 RPM and with its deep stiff crankcase, isolated valve cover and 4 point vibration mounts, this set runs smooth and quiet.

Prime Power.
Built to run 24 hours a day.

This unit features a Cummins 3.3L in-line 4-cylinder diesel engine, direct injection, cast iron crankcase with replaceable wet-type cylinder liners, full flow lube oil filteration, brushless generator end (fan-cooled), solid state automatic voltage regulator for powering sensitive electronics, electronic fuel controller, extended 500-hour oil change and filter interval, single-side service points, liquid cooling, replaceable foam air filter element, heavy steel skid base, muffler for quiet operation, glow plugs, turn-key start and hour meter.

Options   Price
24 VDC Starting System + $0
1 Phase Generator End + $295
60 Gallon Fuel Tank + $1,095
100 Gallon Fuel Tank + $1,395
Sound Enclosure + $1,795
Remote Monitoring with Gauge Panel + $1,195

Automatic Voltage Regulation Standard
Is this unit suitable for powering sensitive electronic equipment like a laptop computer? Yes - 1% regulation from no load to full load.
Power Three-Phase ---
Maximum Output 42,750 watts
Continous Output 40,000 watts
Load Amperage at 120 volts ---
Maximum Load 257 Amps
Continous Load 241 Amps
Load Amperage at 240 volts ---
Maximum Load 128 Amps
Continous Load 120 Amps
Sound Level @ 23 ft(7 m) at full load 70 dB(A)

Model Cummins B3.3
Type Direct Injection
Horsepower 60
Oil Capacity (w/ Oil Filter) 8.5 qts.
Operating RPM 1800
Cylinders 4
Cylinder Block Cast Iron Block w/ Cast Iron Sleeve
Bore & Stroke 4.19" x 5.02"
Exhaust Outlet 2.5" OD Muffler Outlet
Governor Electronic Governor
Cooling Liquid-Cooling
Coolant Capacity Approx. 6.5 Qts
Fuel No. 2 Diesel
Electric Fuel Pump 12 V - Standard
Starting System Electric

Consumption at 1/2 load 1.6 gallons/hour
Consumption at 3/4 load 2.1 gallons/hour
Consumption at full load 2.8 gallons/hour

Control Panel
Key Start Standard
Hour Meter Standard
Glow Plug Light Standard
Circuit Breaker 10 Amps - Resetable

Installation Data
Fuel Inlet Hose Size 3/8"
Fuel Return Hose Size 5/16"
Minimum Power Lead Size 2/0 AWG
No. Power Lead Conductors 4
Exhaust Outlet 2.5" OD Muffler Outlet
Coolant Recommendation Mixture: 1/2 Anti-Freeze & 1/2 Water
Radiator Dimensions
(L x D x H)
22-3/4" x 9-1/2" x 24"
Fuel Inlet & Return Location
(Facing Radiator)
Exhaust Direction
(Facing Radiator)
Power Output Location (Facing Radiator) Back-Side
Service Points
(Facing Radiator)
Oil Fill: Left-Side
Oil Drain:Left-Side
Air Filter: Left-Side
Oil Filter: Left-Side
Fuel Filter: Left-Side
Battery Type 12 VDC - 575 CCA - Not Included
Engine Oil Type SAE 15W-40

Worldwide Support Network 4,000 Service Locations
Engine Warranty 2 Years
Generator Warranty 1 Year
100% Coverage for Parts & Labor Standard

Length 70 inches
Width 30 inches
Height 47 inches
Dry weight 1950 lbs


E-Mail Address:  

Central Maine Diesel
29 Carey Circle
Hampden, ME 04444

Toll-Free: 1-888-899-0603
Phone: 1-207-941-1188
Fax: 1-207-941-1189

Copyright 2018 Central Maine Diesel Inc. All rights reserved.