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#: USP000516

350 kW 1999 Caterpillar 3406 Diesel Generator

2000 Hours. Sound Attenuated Enclosure, 60 Hz, Triple-Axle Rental Unit. Factory-Maintained. 480 Volt. 350kW Standby / 320kW Prime. Electronic Control Panel.
Call For Price Item#: USP000718

350 kW 2000 Caterpillar XQ350 Diesel Generator

~6657 Hours. 200gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Circuit breaker included, exhaust system included, automatic start/stop function, safety shutdowns, load tested
Call For Price Item#: USP001018

350 kW Caterpillar XQ350 SR4 Diesel Generator

Less Than 20000 Hours. Sound Attenuated Enclosure, 60 Hz, Voltage: 600 V, 350 Portable CAT diesel generator with CAT engine. Unit does 350kW standby, 320kW prime. On trailer. Set at 600 Volts. Can be turned down to 480 Volts to...
Call For Price Item#: USP001323

350 kW 1999 Caterpillar XQ350 Diesel Generator

Less Than 7000 Hours. 350gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Triple-Axle Rental Unit. Factory-Maintained. 480 Volt. 350kW Standby / 320kW Prime. Electronic Control Panel.
$49,900 Item#: USP001324

350 kW 2000 Caterpillar XQ350 Diesel Generator

Less Than 7000 Hours. Sound Attenuated Enclosure, 60 Hz,
Call For Price Item#: USP002147

350 kW Caterpillar XQ350 Diesel Generator

3919 Hours. Sound Attenuated Enclosure, 60 Hz,
Call For Price Item#: USP002139

350 kW 2005 Caterpillar LC6 Diesel Generator

Less Than 100 Hours. 660gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Standby Rated at 350kw / 437kva @ 0.8 PF. Currently Setup 277/480 Volt, 3 Phase. 12 Lead Reconnectable. 60 Hertz, 1800 RPM. 24 Battery Volts. Powered by an Inline 6 Cylinder CAT...
Call For Price Item#: USP002401

320 kW 2000 Caterpillar Diesel Generator

Less Than 9100 Hours. Sound Attenuated Enclosure, 60 Hz, RENTAL-GRADE, TRAILER-MOUNTED. Rated 400 kva / 320 kw Prime Power. 10 Lead Reconnectable. Capable of 480V 3 Phase, 208V 3 Phase, 240V 3 Phase, and 240V Single Phase. 1800 RPM....
$42,500 Item#: USP001786

320 kW Caterpillar 3406 TA Diesel Generator

Sound Attenuated Enclosure, 60 Hz, radiator,elec start, 2 axle trailer pentle hook, alternator, 10 wire, 400kva, 480/277 volts, 3 ph, Frm 4498, 105 deg rise, amps 481
Call For Price Item#: USP002444

320 kW 2006 Caterpillar DCA400SS Diesel Generator

Less Than 4400 Hours. 180gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, MOBILE RENTAL TRAILIZED POWER STATION - MULTI VOLTAGE WITH FUEL TANK AND SOUND PROOF ENCLOSURE. CALL FOR YOUR LOAD BANK TEST TODAY. SHIPS IMMEDIATELY.
Call For Price Item#: USP000483

300 kW 2007 Caterpillar XQ300 Diesel Generator

1070 Hours. 400gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, 300kW standby/275kW prime rating, 240/480v, Trailer mounted with sound attenuated enclosure, Catpillar C9 ATAAC engine (Tier 3) and Cat SR4B generator end (PM), Multivoltage...
$73,100 Item#: USP002440

300 kW 2007 Caterpillar XQ300 with C9 Engine Diesel Generator

Less Than 2700 Hours. Sound Attenuated Enclosure, 60 Hz, Tier 3 C9 Powered Cat RENTAL PACKAGE FOR SALE. DIESEL GENERATOR WITH BASE TANK AND SOUND ENCLOSURE, EMCP CONTROLS, ON TRAILER. CALL FOR YOUR LOAD BANK TODAY. CAN SHIP...
Call For Price Item#: USP000605

300 kW Caterpillar XQ300 Diesel Generator

~7500 Hours. 400gal Fuel Tank, Sound Attenuated Enclosure, Selectable voltage, trailer mtd. Sound proof multi voltage....
Call For Price Item#: USP000936

300 kW 2007 Caterpillar XQ300 Diesel Generator

1670 Hours. 400gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, 300kW standby/275kW prime rating, 240/480v, Trailer mounted with sound attenuated enclosure, Caterpillar C9 ATAAC engine (Tier 3), and Cat SR4B generator end (PM), Multivoltage...
Call For Price Item#: USP001397

300 kW 2006 Caterpillar XQ300 Diesel Generator

Less Than 5000 Hours. Sound Attenuated Enclosure, 60 Hz,
Call For Price Item#: USP002500

300 kW 2006 Caterpillar XQ300 Diesel Generator

Less Than 5000 Hours. 60 Hz, STANDBY Dual Voltage
Call For Price Item#: USP002143

300 kW Caterpillar 3406 Diesel Generator

~500 Hours. No Enclosure, 60 Hz,
Call For Price Item#: USP002138

300 kW 1997 Caterpillar Cat Diesel Generator

Less Than 400 Hours. 200gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Standby Rated at 300kw / 375kva @ 0.8 PF. Currently Setup 277/480 Volt, 3 Phase. 12 Lead Reconnectable, 1800 RPM. 24 Battery Volts. Powered by an Inline 6 Cylinder Turbocharged...
$23,700 Item#: USP002354

260 kW 1978 Caterpillar 3406 Diesel Generator

Less Than 900 Hours. Weather Enclosure, CAT SR4 GEN END (240/480V) CAT ANALOG CONTROL PANEL JACKET WATER HEATER 3% HYDRAMECHANICAL GOVERNOR RADIATOR FULL METAL DROPOVER ENCLOSURE
Call For Price Item#: USP000555

250 kW Caterpillar C9 Diesel Generator

Weather Enclosure, 60 Hz, 208 Volt, 3 phase, 60 hertz, 1800 RPM. Includes 3.2 control panel, 1200 amp circuit breaker, radiator, fan, fan drive, 24-hour UL-listed fuel tank base, exhaust muffler, flex,...
Call For Price Item#: USP001700

250 kW Caterpillar C9 Diesel Generator

Weather Enclosure, 60 Hz, 208 VOLT, 3 PHASE, 1800 RPM. CATERPILLAR 3.2 CONTROL PANEL, 1200 AMP CIRCUIT BREAKER, RADIATOR, FAN, FAN DRIVE, 24-HOUR UL-LISTED FUEL TANK BASE, EXHAUST MUFFLER, FLEX, RAIN...
Call For Price Item#: USP001445

232 kW 2005 Caterpillar 3406 Diesel Generator

12000 Hours. Sound Attenuated Enclosure, 50 Hz, 400 Volt, 1500 RPM, EMCP II, circuit breaker 630 Amp, multiple units available
Call For Price Item#: USP000723

230 kW 2006 Caterpillar XQ230 Diesel Generator

~3868 Hours. Sound Attenuated Enclosure, 60 Hz, Dbase tank (base tank with fuel level gauge), electrical distribution panel with convenience receptacles, automatic start/stop function, safety shutdowns, load tested
Call For Price Item#: USP000939

230 kW 2006 Caterpillar XQ230AG Diesel Generator

1331 Hours. 400gal Fuel Tank, Sound Attenuated Enclosure, 60 Hz, Rated 230kW standby/210kW prime, Sound attenuated enclosure - trailer mounted, circuit breakers, electric starter, charging alternator, Cat EMCP 3.2 control panel, multi voltage...
Call For Price Item#: USP001384

230 kW 2006 Caterpillar XQ230 Diesel Generator

Less Than 3400 Hours. Sound Attenuated Enclosure, 60 Hz,
Call For Price Item#: USP001385

230 kW 2006 Caterpillar XQ230 Diesel Generator

2041 Hours. Sound Attenuated Enclosure, 60 Hz,
Call For Price Item#: USP002300

230 kW Caterpillar 3306 Diesel Generator

Less Than 200 Hours. 400gal Fuel Tank, Weather Enclosure, 60 Hz, KVA: 288 VOLTAGE: 480 CONTROL PANEL: DIGITAL EMCP II+ CIRCUIT BREAKER: 400 AMP BLOCK HEATER: YES MUFFLER: YES LAMARCHE BATTERY CHARGER
Call For Price Item#: USP002640

225 kW 1988 Caterpillar SR4 Diesel Generator

Less Than 700 Hours. No Enclosure, DIESEL GENERATORS STANDBY 225 kW / 280 kVa Standby Caterpillar 3306 Diesel Gen_Set Package, Multi Breaker Set-Up Caterpillar EMCP control panel, 24 Volt system CAT Gen-End
$35,500 Item#: USP002426

225 kW 1988 Caterpillar 3306 Diesel Generator

Less Than 700 Hours. No Enclosure, 60 Hz, Good used unit with low hours. 225kW / 280KVA Standby Cat 3306 Diesel Generator on Skid with Cat EMCP Control Panel and SR4 Gen-end, 24v system, multi-breaker setup in excellent...
$31,200 Item#: USP002381

225 kW 1999 Caterpillar XQ225 Diesel Generator

Less Than 8900 Hours. Sound Attenuated Enclosure, 60 Hz, RENTAL PACKAGE FOR SALE - TRAILERIZED AND MULT-VOLTAGE. LOW HOURS SINCE NEW.