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.

32 Generators
Call For Price Item#: USP006572

8.00 MW 2008 Caterpillar G3520 Natural Gas Generator

Low Hours. No Enclosure, 50 Hz, -4 CAT G3520 engines 2MW each - Low emissions -2,689 HP -1500 RPM -Alternator SR4B, 11,000 Volts -Electrical Starter -Remote Radiator Cooler -CAT G3520 unit has...
Call For Price Item#: USP006841
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3.88 MW 2008 Caterpillar G3616SITA Natural Gas Generator

No Enclosure, 50 Hz, -11000V -1000 RPM -Air Starting Motor -Heat Exchanger Cooling -Jacket Water Heater
Call For Price Item#: USP006820

3.83 MW 1999 Caterpillar 3616 Natural Gas Generator

~41000 Hours. No Enclosure, 50 Hz, -0.8 PF -1000 RPM -Control and command panel -Air start system with compressor -Silencer
Call For Price Item#: USP006674

3.67 MW 2000 Caterpillar G3616 Natural Gas Generator

~40000 Hours. No Enclosure, 50 Hz, -Reciprocating Cogen Plant -400 Volt -1000 RPM -3 Transformers -4 Steam Boilers and Control Room
Call For Price Item#: USP006464
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3.20 MW 1994 Caterpillar G3616 Natural Gas Generator

No Enclosure, 60 Hz, -Rebuilt Generator with 0 hrs -4290hp, 900 RPM, 16 Cylinders -NEW ADEM 3 controls, complete air intake systems and Caterpillar OEM generator skid
Call For Price Item#: USP006840

3.20 MW 1988 Caterpillar G3516 Natural Gas Generator

Low Hours. No Enclosure, 60 Hz, -(4) Pre-Owned Caterpillar G3516 Reciprocating Generator Sets - 800KW each -1200amps units with a combined output of 3.2MW -480V -1800 RPM -SR4 Generator Ends -(2) 420 Ton...
Call For Price Item#: USP006562
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2.05 MW 2007 Caterpillar G3520C Natural Gas Generator

No Enclosure, 60 Hz, -Rebuilt Unit CAT G3520C Natural Gas engine -3 Phase Power plant -277/480V -4 wire -6 lead -EMCP II+ Control Panel -CAT G3520C Natural Gas has ADEM III Electronic Governor...
Call For Price Item#: USP006517
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2.00 MW 2007 Caterpillar G3520 Natural Gas Generator

No Enclosure, 50 Hz, -CAT G3520 Natural Gas Power plant has 400V -0.8PF, 3 Phase -6 wire - high speed engine CAT G3520 Natural Gas 1500 RPM -EMCP II control panel -suitable for mining Industry...
$698,800 Item#: USP006510
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2.00 MW 2008 Caterpillar G3520C Natural Gas Generator

No Enclosure, 50 Hz, - CAT G3520C Natural Gas Generator is one of the New Surplus unit -CAT G3520C Natural Gas is a high speed engine with 400V, 0.8 pf, 3 Phase, 6 wire -1500 RPM -SR4B Gen End...
Call For Price Item#: USP006867

2.00 MW 2004 Caterpillar G3520C Natural Gas Generator

~49000 Hours. No Enclosure, 50 Hz, -400 Volt -1500 RPM -Cat-Alternator SR4B -828 Frame -CHP- modul -Two bearing
Call For Price Item#: USP006610

1.95 MW 2004 Caterpillar G 3520 Natural Gas Generator

~18000 Hours. No Enclosure, 50 Hz, -400 volts -3 Phase -1500 RPM -.08PF -6 wire -3517 amps
Call For Price Item#: USP006606

1.48 MW 1999 Caterpillar 3524 Natural Gas Generator

~42700 Hours. No Enclosure, 50 Hz, -3 Phase -400 amp alternator -loaded on truck
Call For Price Item#: USP006518

1.25 MW Caterpillar XQ1250G Natural Gas Generator

~2000 Hours. Sound Attenuated Enclosure, 60 Hz, -40’ ISO high cube container -480V -Powered by G3516B 1800 RPM Cat Low Emission Gas Engine -SR4B gen end -EMCP 3.3 control panel and wall-mounted auto paralleling controls...
Call For Price Item#: USP006509

1.25 MW 2002 Caterpillar XQ1250G Natural Gas Generator

~1890 Hours. Sound Attenuated Enclosure, 60 Hz, -480v 1800rpm, 0.8PF, 6leads, G3516B CAT engine -75 DBA Sound Attenuation -SR-4B Generator End and cooling system
Call For Price Item#: USP006865

1.15 MW 2008 Caterpillar G3516B Natural Gas Generator

~6600 Hours. No Enclosure, 50 Hz, -400 Volt -1500 RPM -Dual Electric Starting Motor -First Start 2011 -24 v battery set dry 2600 cca -Explosion relief valve -99/32°C two stage aftercooler
Call For Price Item#: USP006324

1.00 MW 1998 Caterpillar G3516 Natural Gas Generator

~25000 Hours. No Enclosure, 50 Hz, Used Caterpillar gas genset Caterpillar G3516 engine X 2 units Caterpillar SR4 alternator 1250 kva 400 volts 1500 rpm 50 Hz Built in 1998 Approx 25000 hours run...
Call For Price Item#: USP006736

1.00 MW 1995 Caterpillar 3516 STD Natural Gas Generator

~397 Hours. Weather Enclosure, 60 Hz, -3 Phase -4160 Volt -1800 RPM -6 Lead -Digital Generator Panel -Safety Shut Down, Dry Pack Air Cleaner, Remote Muffler, Tank Type Block Heater -Dimensions: 480" L x 96" W...
Call For Price Item#: USP006374

975 kW Caterpillar G3516LE Natural Gas Generator

Low Hours. Weather Enclosure, 50 Hz, -400V, 3 Phase -8.1 compression ratio, remote mount cooling radiators
Call For Price Item#: USP006257
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925 kW 2008 Caterpillar G3516-SITA Natural Gas Generator

No Enclosure, 60 Hz, -4160 volt, .8 PF, 1200 RPM V-16 New Surplus Natural Gas Generator set -SR4B Generator End, EMCP II control Panel, Jacket Water Heater, Battery Charger, no radiators included
Call For Price Item#: USP006519

794 kW 1989 Caterpillar G3516 Natural Gas Generator

~4000 Hours. No Enclosure, 60 Hz, -3 Phase, 277/480 Volt -1200 RPM -11:1 COMPRESSION -Remote radiator -ALTRONIC III IGNITION SYSTEM -CIRCUIT BREAKER & CONTROL PANEL
Call For Price Item#: USP006663

765 kW 1993 Caterpillar G3516 SITA LE Natural Gas Generator

~24000 Hours. No Enclosure, 60 Hz, -3 Phase -277/480 Volt -1150 Amps -0.8 PF -1200 RPM -1084 HP -24 Volt Electric Starter -Electronic Governor -Weight: 28000 lbs
Call For Price Item#: USP006449

765 kW 1993 Caterpillar G3516 Natural Gas Generator

Low Hours. No Enclosure, 60 Hz, -480Volt, 1200 RPM, 1085BHP -SR4 gen-end, AR generator 7C3 repfix, 806 generator frame, electric start, low pressure gas conversion, panel GP-instrument Upgrades -24 Volt...
Call For Price Item#: USP006459
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758 kW 2007 Caterpillar G3512 Natural Gas Generator

No Enclosure, 50 Hz, -400v, 1016hp, 1500 RPM -EMCP 2 Plus Control Panel, Jacket Water Heater, Digital Tachometer, Battery Rack and Cables -24V Battery Charger
Call For Price Item#: USP005750
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570 kW Caterpillar SR4B Natural Gas Generator

No Enclosure, 60 Hz, Rebuilt with pass through warranty Voltage: 480 RPM: 1200 Phase: 3 Control Panel: Y Governor: Woodward 2301A 10 Units Available
Call For Price Item#: USP006521
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450 kW 2010 Caterpillar G3412 Natural Gas Generator

No Enclosure, 60 Hz, -277/480V -1800 RPM
Call For Price Item#: USP005869
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450 kW 2010 Caterpillar G3412TA Natural Gas Generator

60 Hz, 3 phase 277/480 volt at l800 RPM Air cleaner Control Panel Cooling System Exhaust System Governor Digital Ignition System 45 amp Alternator
Call For Price Item#: USP006368

380 kW 2004 Caterpillar G3412 Natural Gas Generator

Low Hours. Sound Attenuated Enclosure, 50 Hz, Caterpillar G3412 Natural Gas Generator Set. Rated at 380kw. Year 2004, less than 12,900 hours since new. Sound Proof Enclosure Complete with Exhaust System, Heat Exchanger,...
Call For Price Item#: USP006512
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360 kW 2007 Caterpillar G3508 Natural Gas Generator

1250.00gal Fuel Tank, No Enclosure, 60 Hz, -480V, 1200 RPM -24V Charging Alternators and Starters -686 Frame Generator End
Call For Price Item#: USP006514
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275 kW 2008 Caterpillar G3412 Natural Gas Generator

No Enclosure, 50 Hz, -400V -1500 RPM
Call For Price Item#: USP006511
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190 kW 2012 Caterpillar G3406 TA Natural Gas Generator

No Enclosure, 60 Hz, -Surplus unit -480V, 1800 RPM, 447 Frame -EMCP 2+ Control Panel -Caterpillar SR4B Generator End -Digital Voltage Regulator, Jacket water Heater, 8920 Load share Module, Dust...
Call For Price Item#: USP006475
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85 kW 2013 Caterpillar G3306 Natural Gas Generator

No Enclosure, 60 Hz, -277/480 Volt, 3 Phase -0.8 pf, 12 lead, 128 amps -1800 RPM, 126 hp -24 Volt Electric Starter, 24 Volt Alternator -Radiator Cooled -Woodward PSG Governor -No Control Panel
Call For Price Item#: USP006516
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72 kW 2011 Caterpillar G3306NA Natural Gas Generator

No Enclosure, 60 Hz, -480V -1800 RPM -24V starting motor -Radiator Cooled