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.

39 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 -Synchronizing panel between 4...
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#: USP006447

2.07 MW 2005 Caterpillar G3520 Natural Gas Generator

~59000 Hours. No Enclosure, 50 Hz, -10500 Volt, 1500 RPM, CAT Alternator
Call For Price Item#: USP006562
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2.05 MW 2007 Caterpillar G3520C Natural Gas Generator

No Enclosure, 60 Hz, -Rebuilt Unit -3 Phase -277/480V -4 wire -6 lead -EMCP II+ Control Panel -ADEM III Electronic Governor -45 amp charging alternator -Dual 50 MT 24 volt starting motors...
Call For Price Item#: USP006517
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2.00 MW 2007 Caterpillar G3520 Natural Gas Generator

No Enclosure, 50 Hz, -400V -0.8PF, 3 Phase -6 wire -1500 RPM -EMCP II control panel
Call For Price Item#: USP006510
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2.00 MW 2008 Caterpillar G3520C Natural Gas Generator

No Enclosure, 50 Hz, -New Surplus unit -400V, 0.8 pf, 3 Phase, 6 wire -1500 RPM -SR4B Gen End
Call For Price Item#: USP006448
NEW

2.00 MW 2008 Caterpillar G3520C Natural Gas Generator

50 Hz, -400 Volt, 0.8 PF, 1500 RPM -SR4B gen-end, double bearing, 828 frame, jacket water heater -ECMP II Control Panel -24 Volt Battery
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#: USP006327

1.60 MW 2006 Caterpillar G3516 Natural Gas Generator

~25000 Hours. No Enclosure, 50 Hz, 3 Units Price is for all three CATERPILLAR G 3516 NAT GAS Year of Comm: 2006 arrangement No. 260 3660 1600kw 1500 rpm 11000 volts 50hz Type: SR4B Voltage: 11 KV...
Call For Price Item#: USP005598

1.55 MW 2000 Caterpillar Natural Gas Generator

~40000 Hours. Sound Attenuated Enclosure, 50 Hz, 2x Tandem gas caterpillar Exchanger, Gas line, muffler, Valve and pumps, panel control, transformateur, cooling system
Call For Price Item#: USP006560

1.55 MW 2011 Caterpillar G3516C Natural Gas Generator

Low Hours. Sound Attenuated Enclosure, 50 Hz, -Containerized 40' ISO Enclosure -415V -1500 RPM -Radiator Cooled -EMCP II Control Panel -24V Battery Set -Jacket Heater
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#: USP006383

1.25 MW 2000 Caterpillar 3512B DITA Natural Gas Generator

Weather Enclosure, 60 Hz, 480 Volt weather protective enclosure with interior lights enclosure mounted muffler engine driven radiator jacket water heaters, racor filtration system engine mounted...
Call For Price Item#: USP006571
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1.03 MW 2008 Caterpillar G3516 Natural Gas Generator

No Enclosure, 50 Hz, -10500V -1500 RPM -24 Volt Battery Set -Electric Starting Motor, 824 Frame, Jacket water Heater, Explosion Relief valve, Muffler
Call For Price Item#: USP006254

1.00 MW 1995 Caterpillar SR4B Natural Gas Generator

~397 Hours. Weather Enclosure, 60 Hz, -3 Phase, 6 lead, 4160 Volt, 1800 RPM, 3516 STD Caterpillar Natural Gas Engine -Safety Shut Down, Dry Pack Air Cleaner, Remote Muffler, Tank Type Block Heater, Digital...
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#: USP006374

975 kW Caterpillar G3516LE Natural Gas Generator

Less Than 300 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#: USP006378

800 kW 2002 Caterpillar G3516 SITA LE Natural Gas Generator

~11000 Hours. No Enclosure, 60 Hz, 4 units available Load Tested Dino Tested Maintained by CAT since new with all certification papers radiators not 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#: USP005867

765 kW Caterpillar G3516 Natural Gas Generator

60 Hz, 480v 1200 rpm Marathon Generator End DeepSea Controls Motortech Ignition system Muffler Radiator AFR system and 3-way catalyst NOx levels of .24g per bhp-hour achievable
Call For Price Item#: USP005868

765 kW Caterpillar G3516TA Natural Gas Generator

No Enclosure, 60 Hz, 480v, 1200rpm. Complete with Overhauled Gen-end, low compression pistons, open skid base, exhaust silencer, support bracketing installed with rain cap, mechanical...
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, eclectic 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#: USP006375
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400 kW 2003 Caterpillar G3412 Natural Gas Generator

No Enclosure, 60 Hz, Mechanical Governor Electric Starter 1800 RPM Radiator SR4B Alternator 12 Wire Lead 480 V Three Phase 60 HZ Battery Charger 11.4:1 COMPRESSION RATIO Murphy Controller...
Call For Price Item#: USP006368

380 kW 2004 Caterpillar G3412 Natural Gas Generator

Less Than 12900 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#: USP006567
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190 kW 2013 Caterpillar G3406 TA Natural Gas Generator

No Enclosure, 60 Hz, -480V -1800 RPM -447 Frame -EMCP 2+ Control Panel -300 Amp Circuit Breaker -Caterpillar SR4B Generator End -Transformer, Mounting, Voltage Indicator, Lubricating Oil, Dust...
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#: USP006474
NEW

190 kW 2013 Caterpillar G3406 TA Natural Gas Generator

No Enclosure, 60 Hz, -277/480 Volt, 3 Phase, 0.8 pf, 286 amps, 306hp, 12 lead, 1800 RPM -24 Volt Electric Starter, 24 Volt Alternator -Radiator Cooled -Doesnt include Circuit Breaker
Call For Price Item#: USP006475
NEW

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
Call For Price Item#: USP000619

2009 Caterpillar G60F3 Natural Gas Generator

Less Than 10 Hours. Sound Attenuated Enclosure, 60 Hz, POWER MODULE GAS TYPE 240/120V 60HZ DUTY - RATING TYPE MAX KVA CODES ACCESSORIES POWER SUPPLY VOLTS ENGINE SPEED GOLD COVERAGE OLYMPIAN YELLOW/BLACK CONTROL SYSTEM...