Used & Surplus Caterpillar Generators For Sale

USP&E sells Cat generators and stocks a large inventory of Cat diesel generators to choose from. Our cat generators are mostly model year 1999 or newer and have low hours since new. Whether you need parts or a complete unit, USP&E is the place to be if you want low everyday prices and friendly, proactive, creative and flexible customer service.

Caterpillar makes a very good generator with great reviews. Cat is famous for manufacturing some of the finest power generators and industrial engines on the market today. With clean diesel engines designed to last for thousands of hours before any maintenance is required, you can rest easy knowing your Cat genset will be there to provide the standby emergency or prime power when you need it most.

US Power & Environment specializes in low-hour used generators from 50 kW to 3000 kW. We offer diesel, natural gas, propane, and electric power continuous and emergency standby generators. Whether you are just looking for one open skid Cat generator or you require 3 dozen enclosed diesel Cat generators for your facility, you are looking in the right spot. We have Cat 3516 generators, Cat 3512 generators, Cat 3508 generators, and also sell the 3400 series units as well. Please call us at 888-515-8773 or email our team at info@uspowerco.com today for more information on our Cat generators for sale.

If you do not see the equipment you are searching for, be sure to contact us with your requirements, as it may not be listed yet or we can potentially locate it (or a comparable substitute) for you. We have a large network of clients and end users who are often looking to liquidate their generators and switchgear.

251 Generators
Call For Price Item#: USP000523

1.00 MW Caterpillar Diesel Generator

~5000 Hours. 60 Hz, 277/480 Volt, 3 phase, 1800 RPM. Unit has SR4 brushless generator end, mounted 2000 amp circuit breaker, EMCP control panel, safety shutdowns, 24 Volt alternator, and electric...
Call For Price Item#: USP000525

1.00 MW Caterpillar 3512 Diesel Generator

Less Than 1000 Hours. No Enclosure, 60 Hz, 277/480 Volt, 3 phase,1800 RPM. Mounted radiator, fan, fan drive, safety shutdowns, alternator, electric start, standard air cleaner, EG3P governor, 2301 controller, SR4...
Call For Price Item#: USP000527

1.00 MW Caterpillar 3508 Diesel Generator

Less Than 9500 Hours. No Enclosure, 60 Hz, 277/480 Volt, 3 phase, 1800 RPM. Unit comes complete SR4 brushless generator end, EMCP control panel, safety shutdowns, mounted circuit breaker, meter panel, remote radiator,...
Call For Price Item#: USP000879

1.00 MW 2000 Caterpillar D3512 DITA Diesel Generator

~360 Hours. No Enclosure, 50 Hz, 400 volt, 1500 RPM, 1250 KVA, 1000KW standby/900KW prime - CAT SR4 gen ends pitch .6667, new air starters, radiator cooled, recently dyno tested at both 50 and 60HZ. (units can...
Call For Price Item#: USP002323

1.00 MW 1997 Caterpillar 3508B Diesel Generator

Less Than 100 Hours. 1500gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Radiator Cooled, 24 Volt Electric Starter, 24 Volt Alternator, Dry Type Air Cleaner, Electronic Governor, HP @ 1800RPM, SAE 0. 1250 kVA, 277/480 Volt, 1504 amps, 1800 RPM,...
Call For Price Item#: USP000938

1.00 MW 2007 Caterpillar XQ1000 Diesel Generator

1135 Hours. 1250gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, 1000kW standby/910kW prime rated, 30' sound attenuated enclosure with undercarriage, Cat C32 engine, electronic gov., 3200 amp circuit breaker, jacket water heater, electric...
Call For Price Item#: USP001696

1.00 MW Caterpillar 3512 Diesel Generator

5000 Hours. No Enclosure, 60 Hz, 277/480 VOLT, 3 PHASE, 1800 RPM. CAT SR4 BRUSHLESS GEN END, MOUNTED 2000 AMP CIRCUIT BREAKER, CAT EMCP CONTROL PANEL, SAFETY SHUTDOWNS, 24 VOLT ALTERNATOR, AND ELECTRIC START,...
Call For Price Item#: USP001697

1.00 MW Caterpillar 3512 Diesel Generator

No Enclosure, 60 Hz, 277/480 VOLT, 3 PHASE, 1800 RPM. MOUNTED RADIATOR, FAN, FAN DRIVE, SAFETY SHUTDOWNS, ALTERNATOR, ELECTRIC START, STANDARD AIR CLEANER, EG3P GOVERNOR, 2301 WOODWARD CONTROLLER,...
Call For Price Item#: USP001698

1.00 MW Caterpillar 3512 Diesel Generator

2800 Hours. Weather Enclosure, 60 Hz, 480 VOLT, 3 PHASE, 1800 RPM. INCLUDES WEATHER PROOF ENCLOSURE, CIRCUIT BREAKER, METER PANEL, SAFETY SHUTDOWNS, ALTERNATOR, ELECTRIC START, STANDARD AIR CLEANER, EG3P ACTUATOR,...
Call For Price Item#: USP002454

920 kW 1982 Caterpillar D399 Diesel Generator

Less Than 310 Hours. No Enclosure, 60 Hz, - CAT D399TA - 920KW STANDBY/820KW PRIME @ SUPER LOW HOURS! FUEL EFFICIENT SLOW SPEED 1200 RPM!! MINT CONDITION WORKHORSE! - WOODWARD GOVERNOR - ELECTRIC START - KATO GEN...
Call For Price Item#: USP000704

900 kW 1993 Caterpillar 3508TA Diesel Generator

~4767 Hours. 60 Hz, SR4 generator, premium EMCP, circuit breaker included, load tested
Call For Price Item#: USP002141

900 kW 1999 Caterpillar 3508 Diesel Generator

Less Than 600 Hours. 3000gal Fuel Tank, Weather Enclosure, 60 Hz,
$136,600 Item#: USP002142

900 kW 2004 Caterpillar 3508 Diesel Generator

247 Hours. 3000gal Fuel Tank, Weather Enclosure, 60 Hz, 480v Good working condition at our Bloomington MN Yard. Large tank, low hours Cat 3508 - 900kW. Mint condition. Call today.
Call For Price Item#: USP002174

900 kW Caterpillar Diesel Generator

Less Than 900 Hours. 750gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Engine: Radiator Cooled, 24 Volt Electric Starter, Dry Type Air Cleaner, Woodward 8250 Governor, 1220HP @ 1800RPM, DOM: 1/96; Generator: 1125 kVA, 277/480 Volt, 1353 amps, 1800...
Call For Price Item#: USP000705

880 kW 1999 Caterpillar 3508TA Diesel Generator

~6497 Hours. No Enclosure, 50 Hz, SR4 generator, circuit breaker included, flex connector & muffler, load tested
Call For Price Item#: USP000127

800 kW 1999 Caterpillar 3412 Diesel Generator

Less Than 300 Hours. 150gal Fuel Tank, Weather Enclosure, 60 Hz, Standby generator 480V Day Tank 2000 con vault fuel tank
$117,200 Item#: USP002452

800 kW 1999 Caterpillar 3412e Diesel Generator

Less Than 200 Hours. Sound Attenuated Enclosure, 60 Hz, FULL SOUND ATTENUATED ENCLOSURE - 800KW 3412 POWERED WITH CAT EMCPII CONTROLS. 720KW PRIME. 72DBA AT 23'. - DIMS: 372"L X 106"W X 138"H
Call For Price Item#: USP002453

800 kW 1998 Caterpillar 3412 Diesel Generator

Less Than 6600 Hours. No Enclosure, 60 Hz, 6500HRS SINCE NEW. CAT 3412EDISTA, NO ENCLOSURE, NO TANK. CAN BE PURCHASED FOR $10,000 EACH. EMCPII CONTROLS. GOOD WORKING ORDER.
$209,700 Item#: USP002433

800 kW 2006 Caterpillar XQ800 with C27 Engine Diesel Generator

Less Than 300 Hours. 1000gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Sound Proof Mobile Rental Package on Trailer rated 800kW with 1000Gal fuel tank, Dual Voltage Changover Board, Jacket Water Heater, Battery Charger, EMCP Control Panel, Main...
Call For Price Item#: USP000600

800 kW Caterpillar 3412 Diesel Generator

3332 Hours. 900gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, 480v, 40’ ISO container
$166,700 Item#: USP000998

800 kW 2006 Caterpillar XQ800 Diesel Generator

Less Than 2000 Hours. 1000gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, 3412 Diesel Engine, Sound Attenuated 30 ft. Container, Floor standing Control Panel, Dual Voltage Change-Board for High/Low Wye Voltage, Main circuit breaker, 1000 Gal. Fuel...
Call For Price Item#: USP001235

800 kW 2006 Caterpillar XQ800 Diesel Generator

~975 Hours. No Enclosure, 60 Hz, 120/208V
Call For Price Item#: USP001325

800 kW 2005 Caterpillar 3412 Diesel Generator

5789 Hours. Sound Attenuated Enclosure, 60 Hz, 480 V, dealer-maintained, double-axle trailered rental unit.
$129,000 Item#: USP001326

800 kW 2000 Caterpillar 3412 Diesel Generator

Less Than 4400 Hours. Sound Attenuated Enclosure, 60 Hz, 480 V, dealer-maintained, double-axle trailered rental unit. Low hours for a rental trailer (under 4400) and Great Working Condition. Call today to inspect and test.
Call For Price Item#: USP001327

800 kW 2005 Caterpillar 3412 Diesel Generator

Less Than 2300 Hours. Sound Attenuated Enclosure, 60 Hz,
$159,100 Item#: USP001329

800 kW 2005 Caterpillar 3412 Diesel Generator

Less Than 600 Hours. Sound Attenuated Enclosure, 60 Hz,
Call For Price Item#: USP001447

800 kW 2000 Caterpillar 3508B Diesel Generator

17497 Hours. Sound Attenuated Enclosure, 50 Hz, 400 / 230 Volt, 1500 RPM, 85 dB(A) @ 3m, top end overhaul done
Call For Price Item#: USP001453

800 kW 1998 Caterpillar 3508B Diesel Generator

~5100 Hours. Sound Attenuated Enclosure, 50 Hz, 400 / 230 Volt, 1500 RPM, 20ft sound attenuated ISO container, with fuel tank and load sharing module, Prime Rated
$128,500 Item#: USP001462

800 kW 2004 Caterpillar 3412C Diesel Generator

4 Hours. No Enclosure, 480volt 60 hz or 400 volt 50 hz
Call For Price Item#: USP001744

800 kW 2006 Caterpillar XQ800 with C27 Engine Diesel Generator

Less Than 270 Hours. 1000gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Get multi-voltages in 30' container on wheels! Rental package. Sound proof. Mobile! Floor standing control panel, main circuit breaker, dual axle chassis, Caterpillar EMCP...