Used Diesel Caterpillar Generator Sets For Sale

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2019 Caterpillar XQ125 Generator

Newly Listed

At auction May. 8

GovDeals is an Online Auction for Government Surplus – LOT#27592-12, Auction Ends 5/17/2026. To see full details, additional photos and current bid, please use this...

Condition	Used
Usage	5,172 Hours
Engine Model	Caterpillar
Weight	6800
Stock Number	27592-12
MLS Number	14358940
Category	Generator Sets
Last Updated	5/8/2026
Location	Elliot Lake, ON, Canada
Listed By	GovDeals, Inc.

1999 Caterpillar 3306 Generator

Newly Listed

At auction May. 13

1999 Caterpillar 3306 Generator, Cat Diesel, (Condition Unknown, Rodent Damage) NOTE: This unit is being sold AS IS/WHERE IS via Timed Auction and is located in South Beloit, IL. Inspection ...

Condition	Used
Stock Number	SB522
MLS Number	14354134
Category	Generator Sets
Last Updated	5/6/2026
Location	South Beloit, IL, US
Listed By	JJ Kane Auctions

1979 Caterpillar 3306 Generator

Price Drop $13,500 USD

Good Used CAT 3306 Generator Set; 1988 Model – 345 Original Hours; 180kW Standby Rated; Open Skid Mount; Engine Driven Radiator; HD Air Cleaner; Electric Starter; EMCP Analog Control Panel;...

Condition	Used
Usage	345 Hours
Engine Model	Caterpillar 3306 PC
Stock Number	1786
MLS Number	14161599
Category	Generator Sets
Last Updated	4/30/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2007 Caterpillar C15 Generator

$187,500 USD

Newly Packaged CAT C15 Power Module; 2007 – 5 Test Hours; 500kW Standby Rated; 480/277V; Sound Attenuated Enclosure; Fuel Tank; Trailer Mounted; EMCP 4.2 Controller; Breaker; Zero Hour...

Condition	Used
Usage	5 Hours
Horse Power	693 HP
Engine Model	Caterpillar C15
Emission Rating	USA Tier 2
Rear Axle	Tandem Axle
Stock Number	1853
MLS Number	14308978
Category	Generator Sets
Last Updated	4/14/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2007 Caterpillar 500 KW Generator

$84,500 USD

Rebuilt CAT C15 Generator Set – 2007 Model – 500kW Standby/455kW Prime Power; 480/277V; Open Skid Mounted; Engine Driven Radiator; Heavy Duty Air Cleaners; Digital Control Panel; Breaker;...

Condition	Used
Horse Power	713 HP
Engine Model	Caterpillar C15
Emission Rating	USA Tier 2
Stock Number	1529
MLS Number	14161113
Category	Generator Sets
Last Updated	3/31/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2001 Caterpillar 3412C Generator

$135,000 USD

Used CAT 3412C Generator Set; 2001 Model – 251 Hours; 800kW Standby Rated; 480/277V; Sound Attenuated Enclosure; 1250G Base Fuel Tank; EMCP 2 Controller; Breaker; Jacket Water Heater;...

Condition	Used
Usage	251 Hours
Horse Power	1180 HP
Engine Model	Caterpillar 3412C
Emission Rating	USA Non Tier
Stock Number	1720
MLS Number	14161346
Category	Generator Sets
Last Updated	3/14/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2020 Caterpillar XQ570 Diesel Generator

$229,900 USD

Used Caterpillar XQ570 500 kW standby (455 kW prime) rental grade diesel generator, SN-ME500244. CAT C18 engine rated 779 HP at 1800 RPM, SN-CM800382, EPA Tier 4 Final emissions....

Condition	Used
Usage	2,011 Hours
Horse Power	779 HP
Engine Model	Caterpillar C18
Emission Rating	USA Tier 4 Final
Stock Number	Central States #4813
MLS Number	14229246
Category	Generator Sets
Last Updated	3/7/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

Caterpillar 3412 Diesel Generator

$94,500 USD

Caterpillar 800 kW standby (725 kW prime) diesel generator set. CAT 3412 engine rated 1180 HP at 1800 RPM, SN-2WJ01041. 3/60/277/480V, 6 lead non-reconnectable to other voltages. No breaker....

Condition	Used
Usage	1,109 Hours
Horse Power	1180 HP
Engine Model	Caterpillar 3412
Stock Number	Central States #4703
MLS Number	13552651
Category	Generator Sets
Last Updated	3/14/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

1999 Caterpillar 3412C Generator

$99,500 USD

Used CAT 3412C Generator Set; 2000 Model - 583 Original Hours; 700kW Standby Rated; 480/277V; Weather Enclosure; Base Fuel Tank; EMCP 2 Controller; Breaker; Jacket Water Heater, Battery...

Condition	Used
Usage	583 Hours
Horse Power	1039 HP
Engine Model	Caterpillar 3412C
Emission Rating	USA Non Tier
Stock Number	1746
MLS Number	14161571
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2003 Caterpillar 3512B Natural Gas Generator

$99,900 USD

Used CAT 3512B Land Electric Generator Set; 2003 Model – 32,501 Original Hours; Tier 1 Emissions; Kato 6P6-3150 Generator End; 600V; Heavy Duty Skid; Engine Driven Radiator; Oilfield Ready;...

Condition	Used
Usage	32,501 Hours
Horse Power	1476 HP
Engine Model	Caterpillar 3512B
Emission Rating	USA Tier 1
Stock Number	1709
MLS Number	14161335
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2003 Caterpillar 3512B Natural Gas Generator

$99,900 USD

Used CAT 3512B Land Electric Generator Set; 2003 Model – 31,798 Original Hours; Tier 1 Emissions; Kato 6P6-3150 Generator End; 600V; Heavy Duty Skid; Engine Driven Radiator; Oilfield Ready;...

Condition	Used
Usage	31,798 Hours
Horse Power	1476 HP
Engine Model	Caterpillar 3512B
Emission Rating	USA Tier 1
Stock Number	1708
MLS Number	14161334
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

1993 Caterpillar 3516 Generator

$94,500 USD

Used CAT 3516 Generator Set; 1993 Model – 2299 Original Hours; 1500kW Standby Rated; 480/277V; Open Skid Mount; Engine Driven Radiator; Jacket Water Heater; Racor Fuel Filters; Electric...

Condition	Used
Usage	2,299 Hours
Horse Power	2168 HP
Engine Model	Caterpillar 3516 DITA
Emission Rating	USA Non Tier
Stock Number	1651
MLS Number	14161141
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2011 Caterpillar 3512C Generator

$365,000 USD

CAT 3512C Land Electric Generator Set; 2011 Model – Zero Hours Since Top End Overhaul; 1101kW Prime Power; 600V; Tier 2 Emissions; Kato 6P6-3300 Generator End; Zero Hour Reconditioned...

Condition	Used
Horse Power	1476 HP
Engine Model	Caterpillar 3512C
Emission Rating	USA Tier 2
Stock Number	1637
MLS Number	14161132
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

1988 Caterpillar 3606 Diesel Generator

$129,900 USD

Used CAT 3606 Diesel Generator Set; 1988 Model – 3639 Hours; 1640kW Continuous Power; 480/277V; 2320HP @ 900RPM Engine; Expansion Tank; Analog Gauge Panel; Electric Pre-Lube; Removed from...

Condition	Used
Usage	3,639 Hours
Horse Power	2320 HP
Engine Model	Caterpillar 3606 DI
Stock Number	1591
MLS Number	14161123
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2011 Caterpillar 3512C Generator

$365,000 USD

CAT 3512C Land Electric Generator Set; 2011 Model – Zero Hours Since Top End Overhaul; 1101kW Prime Power; 600V; Tier 2 Emissions; Kato 6P6-3300 Generator End; Zero Hour Reconditioned...

Condition	Used
Horse Power	1476 HP
Engine Model	Caterpillar 3512C
Emission Rating	USA Tier 2
Stock Number	1568
MLS Number	14161116
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2016 Caterpillar C175-16 Generator

$595,000 USD

Low Hour CAT C175-16 Generator Set; 2016 Model - 65 Hours Since New; 3000kVA/2400kW Standby Rated; 400V - 50Hz; Sound Attenauated Enclosure; Radiator; Heavy Duty Air Cleaners; EMCP 4.2...

Condition	Used
Usage	65 Hours
Horse Power	3536 HP
Engine Model	Caterpillar C175-16
Stock Number	1278
MLS Number	14161104
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2016 Caterpillar C175-16 Generator

$595,000 USD

Low Hour CAT C175-16 Generator Set; 2016 Model - 68 Hours Since New; 3000kVA/2400kW Standby Rated; 400V - 50Hz; Sound Attenauated Enclosure; Radiator; Heavy Duty Air Cleaners; EMCP 4.2...

Condition	Used
Usage	68 Hours
Horse Power	3536 HP
Engine Model	Caterpillar C175-16
Stock Number	1277
MLS Number	14161103
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2016 Caterpillar C175-16 Generator

$595,000 USD

Very Low Hour CAT C175-16 3000kVA Generator Set; Sound Enclosure; Immaculate Condition – 82 Original Hours; 3000kVA Standby Rated; 50Hz; 400V; EMCP 4.2 Control Panel; 5000A Breaker; Six...

Condition	Used
Usage	82 Hours
Horse Power	3536 HP
Engine Model	Caterpillar C175-16
Stock Number	1276
MLS Number	14161102
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2016 Caterpillar C175-16 Generator

$595,000 USD

Very Low Hour CAT C175-16 3000kVA Generator Set; Sound Enclosure; Immaculate Condition – 94 Original Hours; 3000kVA Standby Rated; 50Hz; 400V; EMCP 4.2 Control Panel; 5000A Breaker; Six...

Condition	Used
Usage	94 Hours
Horse Power	3536 HP
Engine Model	Caterpillar C175-16
Stock Number	1274
MLS Number	14161101
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2016 Caterpillar C175-16 Generator

$595,000 USD

Very Low Hour CAT C175-16 3000kVA Generator Set; Sound Enclosure; Immaculate Condition – 93 Original Hours; 3000kVA Standby Rated; 50Hz; 400V; EMCP 4.2 Control Panel; 5000A Breaker; Six...

Condition	Used
Usage	93 Hours
Horse Power	3536 HP
Engine Model	Caterpillar C175-16
Stock Number	1273
MLS Number	14161100
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2016 Caterpillar C175-16 Generator

$595,000 USD

Low Hour CAT C175-16 Generator Set; 2016 Model - 54 Hours Since New; 3000kVA/2400kW Standby Rated; 400V - 50Hz; Sound Attenauated Enclosure; Radiator; Heavy Duty Air Cleaners; EMCP 4.2...

Condition	Used
Usage	54 Hours
Horse Power	3536 HP
Engine Model	Caterpillar C175-16
Stock Number	1275
MLS Number	14161073
Category	Generator Sets
Last Updated	2/25/2026
Location	Spring, TX, US
Sold By	NineX Power Systems LLC

2018 Caterpillar XQ425 Diesel Generator

$179,900 USD

Used Caterpillar XQ425 375 kW standby (340 kW prime) rental grade diesel generator, SN-X8H00137. CAT C13 engine rated 518 HP at 1800 RPM, SN-NF300186, EPA Tier 4 Final emissions. ...

Condition	Used
Usage	1,698 Hours
Horse Power	518 HP
Engine Model	Caterpillar C13
Emission Rating	USA Tier 4 Final
Rear Axle	Tandem Axle
Stock Number	Central States #4482
MLS Number	12808267
Category	Generator Sets
Last Updated	2/5/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2013 Caterpillar C15 Diesel Generator

$79,900 USD

Caterpillar 400 kW standby (365 kW prime) diesel generator set, SN-C5E04128. CAT C15 engine rated 619 HP at 1800 RPM, SN-FTE01459, EPA Tier 3 emissions. 3/60/277/480V, 12 lead reconnectable...

Condition	Used
Usage	203 Hours
Horse Power	619 HP
Engine Model	Caterpillar C15
Emission Rating	USA Tier 3
Stock Number	Central States #4786
MLS Number	13742082
Category	Generator Sets
Last Updated	1/28/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2000 Caterpillar 3412 Diesel Generator

$99,500 USD

Caterpillar 800 kW (725 kW prime) diesel generator set. CAT 3412 engine rated 1180 HP at 1800 RPM, SN-2WJ06072. 3/60/277480V, 6 lead non-reconnectable to other voltages. 2500 Amp main-line...

Condition	Used
Usage	842 Hours
Horse Power	1180 HP
Engine Model	Caterpillar 3412
Stock Number	Central States #4780
MLS Number	13741503
Category	Generator Sets
Last Updated	1/16/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators