Current lead times are 3 weeks.

Our Reduced Price:$

Perkins 12.5 kW Diesel Generator w/ Sound Enclosure - The smooth, quiet operation will lull you to sleep! This brand new Perkins diesel generator is suitable for continous use or emergency power and has plenty of power to run your home, job site or business. This unit operates at 1800 RPM and with its 4 point vibration mounts and sound insulated enclosure, this set runs smooth and quiet.

Like all Central Maine Diesel products, this generator is fully customizable. From 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 unit features a Perkins 1.5L in-line 3-cylinder diesel engine, indirect injection for increased fuel efficiency, low heat rejection and quicker starts, glow plugs for cold weather starting, brushless generator end, cool flow radiator w/ fan guards, automatic voltage regulation, high volume air filter, control panel w/ hour meter, automatic safety shutdowns for low oil pressure and high water temperature, 4 point vibration mounts, muffler and sound enclosure.

Options   Price
Two-Wire Auto Start + $799
100 Gallon Subbase Fuel Tank + $2575
250 Gallon Subbase Fuel Tank + $2875
Single-Axle Trailer + $3095

Maximum Output 12,500 watts
Continous Output 12,000 watts
Power One-Phase MLS4-Y
Load Amperage at 120 volts ---
Maximum Load 104 Amps
Continous Load 100 Amps
Load Amperage at 240 volts ---
Maximum Load 52 Amps
Continous Load 50 Amps
Sound Level @ 23 ft(7 m) at full load 71 dB(A)

Model Perkins 403D-15G
Combustion System Indirect Injection
Operating RPM 1800
Number of Cylinders 3
Cylinder Arrangement Vertical in-line
Cycle 4 stroke
Cylinder Block Cast Iron Block w/ Cast Iron Sleeve
Bore & Stroke 3.31" x 3.54
Displacement 1496 cc
Compression Ratio 22.5:1
Exhaust Outlet 2" OD Muffler Outlet
Oil Capacity (w/ Oil Filter) 8 Qts
Cooling Water-Cooled
Coolant Capacity Approx. 6.5 Qts
Fuel No. 2 Diesel
Electric Fuel Pump 12 V - Standard
Fuel/Water Seperator Standard
Cold Weather Starting Aid Glow Plugs
Starting System Electric

Consumption at 1/2 load 0.58 gallons/hour
Consumption at 3/4 load 0.79 gallons/hour
Consumption at full load load 0.97 gallons/hour

Control Panel
Turn Key Start Standard
Hour meter Standard
Oil Pressure Shutdown Standard
Engine Overspeed Shutdown Standard
High Temperature Shutdown Standard

Installation Specifications
Fuel Inlet Hose Size 3/8"
Fuel Return Hose Size 5/16"
Power Lead Size No. 4 AWG
Exhaust Outlet 2" OD Muffler Outlet
Coolant Recommendation Mixture: 1/2 Anti-Freeze & 1/2 Water
Radiator Dimensions
(L x D x H)
14-1/2" x 7-3/4" x 21"
Service-Side Direction
(Facing Radiator)
Exhaust Direction
(Facing Service Side)
Fuel Inlet & Return Location
(Facing Service Side)
Inlet: Front-Side
Outlet: Front-Side
Power Output Direction
(Facing Service Side)
Battery Type 12 VDC - 575 CCA - Not Included
Engine Oil Type 10W-40 Synthetic

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

Length 48 inches
Width 32 inches
Height 40 inches
Dry weight 825 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 2023 Central Maine Diesel Inc. All rights reserved.