Used Generator Sets For Sale in United States

S/A Trailer w/540 PTO Generator

At auction Apr. 8

S/A Trailer w/540 PTO Generator, Pin Hitch, Tires: 12”, Winco 115/230V Generator, 20,000 Watts, Single Phase, 87Amp, 3,600RPM, Fuel Tank Capacity: 50 Gallon, 12V GPI Pump, Nozzle

Condition	Used
Stock Number	LS4518
MLS Number	14274221
Category	Generator Sets
Last Updated	3/30/2026
Location	Bradshaw, NE, US
Listed By	BigIron Auctions

McCulloch FG6000MK Portable Generators

At auction Apr. 8

McCulloch FG6000MK Portable Generators, Selling (2) Used Portable Generators, Both Generators Are McCulloch Brand, Both Generators Are Inoperable Day Of Listing, (2) Model FG6000MK, Type:...

Condition	Used
Stock Number	LD1665
MLS Number	14274207
Category	Generator Sets
Last Updated	3/30/2026
Location	Waterloo, NE, US
Listed By	BigIron Auctions

Winco TRD 370 30kW T/A Gen Set

At auction Apr. 8

Winco TRD 370 30kW T/A Gen Set, 1,175 hrs showing, Prime Duty Portable Generator, John Deere 4039 3.9L 4-Cylinder Diesel Engine, Rated Power: 30KW, 120/240 1P, 208/240/480 3P, Non-Titled...

Condition	Used
Stock Number	LD1670
MLS Number	14274206
Category	Generator Sets
Last Updated	3/30/2026
Location	Waterloo, NE, US
Listed By	BigIron Auctions

1999 Caterpillar XQ800 Mobile Power Module Generator Set

$337,500 USD

Auto Start, Battery Charger, Battery Disconnect Switch, Cat Brand Genset, Engine Type - Diesel, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater, Rating - Prime, Trailer...

Condition	Used
Usage	7,998 Hours
MLS Number	14258937
Category	Generator Sets
Last Updated	3/29/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

1998 Caterpillar XQ 750 Generator

$270,000 USD

Auto Start, Battery Charger, Battery Disconnect Switch, Camlocks, Cat Brand Genset, Engine Governor, Engine Type - Diesel, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater,...

Condition	Used
Usage	3,846 Hours
MLS Number	14258936
Category	Generator Sets
Last Updated	3/29/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2007 Caterpillar C15 Generator

$185,500 USD

Auto Start, Battery Charger, Cat Brand Genset, Engine Governor, Engine Type - Diesel, Frequency - 60 Hz, Fuel Tank Type - Dual Wall, Generator, Hitch, Trailer, Jacket Water Heater, Rating -...

Condition	Used
Usage	318 Hours
MLS Number	14236399
Category	Generator Sets
Last Updated	3/29/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

(833) 662-___ SHOW
NUMBERCall Seller

1989 Caterpillar Generator

$8,795 USD

1989 Caterpillar 3116 generator set, 113 KW or 141 KvA rating, 60 hz, PRIME POWER, 12 wire, 3 phase, 480V, 170 amp rating, powered by a CAT 3116 DITA diesel engine, turbocharged aftercooled...

Condition	Used
Stock Number	18642
MLS Number	14273888
Category	Generator Sets
Last Updated	3/29/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

(855) 524-___ SHOW
NUMBERCall Seller

2019 Caterpillar XQ425 T4F Generator

$161,500 USD

110% Spill Containment, Battery Charger, Battery Disconnect Switch, Camlocks, Cat Brand Genset, Emissions Level - EPA - EPA TIER 4f, Engine Governor, Engine Type - Diesel, Frequency - 60 Hz,...

Condition	Used
Usage	6,277 Hours
Stock Number	RP14971
MLS Number	14083519
Category	Generator Sets
Last Updated	4/2/2026
Location	Midland, TX, US
Sold By	Warren Power Systems

2005 Caterpillar 3412C 800KW Generator

$250,500 USD

Auto Start, Battery Charger, Battery Disconnect Switch, Engine Type - Diesel, Fire Extinguisher, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater, Rating - Standby,...

Condition	Used
Usage	1,826 Hours
MLS Number	13762663
Category	Generator Sets
Last Updated	3/29/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2024 Caterpillar XQ425KVA Generator

$227,900 USD

(109 degF), 500M (1640, (kW and kVAr), and, (ModbusTCP) and, (Prime), *518BHP 340 GEN KW W/F 60 HZ PR, *CAPTIVE: 5194400C13PS118, *CERTIFICATION AR, *ELECTRIC DRIVE TRAILER, *END USE: EP...

Condition	Used
Usage	947 Hours
Stock Number	UEN236
MLS Number	12801066
Category	Generator Sets
Last Updated	4/2/2026
Location	Topeka, KS, US
Sold By	Foley Equipment

(844) 931-___ SHOW
NUMBERCall Seller

2019 Caterpillar XQ425 Generator

$195,500 USD

340KW @ 1800RPM 60HZ PRIME, EMCP 4.4 CONTROL PANEL, Online Owner's Manual, TRAILER MOUNTED ELECTRIC BRAKES, VIN# 7KUBB2425KJ087718,

Condition	Used
Usage	3,419 Hours
Stock Number	X8H180
MLS Number	12070409
Category	Generator Sets
Last Updated	4/3/2026
Location	Casper, WY, US
Sold By	Wyoming Machinery Company

2022 Caterpillar XQ125KVA Generator

$59,500 USD

125C TEMP RISE OVER 40C AMB, 2022 CAT XQ125KVA, 3 PHASE NEMA LOCK RECEPTACLE, 3POLE CB, 480V 60 HZ (XQ125), 60 HZ 100 KW, 60HZ 480 VOLT (WYE), Base Type - Standard, BATTERY CHARGER UL10A...

Condition	Used
Usage	2,211 Hours
Stock Number	VER009
MLS Number	13332926
Category	Generator Sets
Last Updated	4/2/2026
Location	Dodge City, KS, US
Sold By	Foley Equipment

(844) 382-___ SHOW
NUMBERCall Seller

2011 Baldor IDLC225-4J Diesel Generator

$11,750 USD

2011 JOHN DEERE 6090HF484 200KW DIESEL GENERATOR SET FOR SALE at ADELMAN’S TRUCK PARTS in CANTON, OHIO. 3 PHASE, 200 KW, 250 KVA, 277/480 VOLTS, 301 AMPS, 60 HZ, 1800 RPM, 9.0 LITERS,...

Condition	Used
Engine Model	John Deere 6090HF484
Emission Rating	USA Tier 3
Stock Number	200KW-6090A
MLS Number	14272852
Category	Generator Sets
Last Updated	3/28/2026
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

(844) 382-___ SHOW
NUMBERCall Seller

2011 Baldor IDLC225-4J Diesel Generator

$11,750 USD

2011 JOHN DEERE 6090HF484 200KW DIESEL GENERATOR SET FOR SALE at ADELMAN’S TRUCK PARTS in CANTON, OHIO. 3 PHASE, 200 KW, 250 KVA, 277/480 VOLTS, 301 AMPS, 60 HZ, 1800 RPM, 9.0 LITERS,...

Condition	Used
Engine Model	John Deere 6090HF484
Emission Rating	USA Tier 3
Stock Number	200KW-6090B
MLS Number	14272849
Category	Generator Sets
Last Updated	3/28/2026
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

(844) 656-___ SHOW
NUMBERCall Seller

1999 Multiquip 70 KVA Diesel Generator

Price Drop $8,900 USD

1999 Multiquip Generator, John Deere 4045TF150C 4 Cylinder 90 hp 4.5 L Diesel Engine, 70 kVA/ Rated 3 Phase Output, 480 V / 240 V Rated Voltage, /40 kW, Rated Single Phase Output, 240 V /...

Condition	Used
Usage	11,900 Hours
Horse Power	90 HP
Stock Number	8897
MLS Number	13297783
Category	Generator Sets
Last Updated	3/28/2026
Location	Holland, MI, US
Sold By	HES Equipment / A&B Farms

Onan 35DGBB 35 KW Portable T/A Generator Set

Auction ended Mar. 25

Onan 35DGBB 35kW Portable T/A Generator Set, 1355 hrs showing, Cummins 4B3.9-G2, 3.9 Liter, 4-Cylinder, Diesel Engine, Standby Rating: 35 kW / 43 kVA, Prime Rating: 32 kW, Frequency: 60 Hz,...

Condition	Used
Stock Number	LK7881
MLS Number	14239398
Category	Generator Sets
Last Updated	3/28/2026
Location	Waterloo, NE, US
Listed By	BigIron Auctions

Champion 46516 120 Volt Generator

At auction Apr. 8

Champion 46516 120 Volt Generator, 4,000 Peak Watts, 3,500 Running Watts, (3) 120 Volt Outlets, 196 cc Pull Start Gas Engine, Note: Engine Is Loose, See Video, NOT OPERATIONAL DAY OF LISTING

Condition	Used
Stock Number	LX2203
MLS Number	14272031
Category	Generator Sets
Last Updated	3/28/2026
Location	Lodgepole, NE, US
Listed By	BigIron Auctions

(855) 968-___ SHOW
NUMBERCall Seller

2021 TECNOGEN USA KL80FQ MEGA SILENT GENERATOR

At auction Apr. 25

2021 TECNOGEN USA KL80FQ MEGA SILENT GENERATOR, 65kw, Kohler diesel, portable. s/n:20.63968, 2019 TRAILER. s/n:51FDG1628KG004670

Condition	Used
MLS Number	14271636
Category	Generator Sets
Last Updated	3/27/2026
Location	Colton, CA, US
Listed By	The Auction Company

(855) 524-___ SHOW
NUMBERCall Seller

2021 Caterpillar XQ125 T4F Generator

$45,750 USD

Horsepower 136.0 hp, Online Owner's Manual,

Condition	Used
Usage	3,979 Hours
Stock Number	RP15238
MLS Number	14240433
Category	Generator Sets
Last Updated	4/1/2026
Location	Oklahoma City, OK, US
Sold By	Warren Power Systems

2020 Caterpillar XQ35KVA Generator

$21,900 USD

3 PHASE NEMA LOCK RECEPTACLE, 3POLE CB W/ CAMLOCK CONNT OPTION, 60 HZ 27 KW, 60HZ 480 VOLT (WYE), 80C TEMP RISE OVER 40C AMB, ALT SPACE HEATER, Base Type - Standard, BATTERY CHARGER UL10A...

Condition	Used
Usage	4,888 Hours
Stock Number	WEU0055
MLS Number	12257445
Category	Generator Sets
Last Updated	4/2/2026
Location	Kansas City, MO, US
Sold By	Foley Equipment

2022 Caterpillar XQ60KVA Generator

$24,900 USD

3 PHASE NEMA LOCK RECEPTACLE, 3POLE CB, 60 HZ 48 KW, 60HZ 480 VOLT (WYE), 80C TEMP RISE OVER 40C AMB, ALT SPACE HEATER, Base Type - Standard, BATTERY CHARGER UL10A 120VAC, CAPTIVE: 4852409C3...

Condition	Used
Usage	7,415 Hours
Stock Number	VEU0112
MLS Number	12224654
Category	Generator Sets
Last Updated	4/2/2026
Location	Kansas City, MO, US
Sold By	Foley Equipment

(833) 446-___ SHOW
NUMBERCall Seller

2011 Kohler 100REZG Natural Gas Generator

Price Drop $23,900 USD

Kohler 100 kW standby (90 kW prime) natural gas / propane generator set model 100REZG, SN-2330194. GM 8.1L engine rated 195 HP at 1800 RPM, EPA certified, SN-8P1L23343. 3/60/120/208V, 12...

Condition	Used
Usage	349 Hours
Horse Power	195 HP
Engine Model	GM 8.1L
Stock Number	Central States #4930
MLS Number	14134703
Category	Generator Sets
Last Updated	3/26/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

(844) 734-___ SHOW
NUMBERCall Seller

2019 Atlas Copco XAS185 KD7 Generator

$8,800 USD

2019 Atlas Copco XAS185 KD7 with 1,457 hours. This towable air compressor delivers 185 cfm of airflow and is powered by a reliable Kubota diesel engine. The unit remains in very good...

Condition	Used
Usage	1,457 Hours
Stock Number	BBZ08yc1222169
MLS Number	14268635
Category	Generator Sets
Last Updated	3/26/2026
Location	Austin, TX, US
Sold By	Proxy Equipment

Gen-Pro 15000 Watt Portable Gasoline Generator

At auction Apr. 8

Gen-Pro 15000 Watt Portable Gasoline Generator, 11.9 hrs showing, 15000 Watt, 120/240 Volt, 1 Phase, Kohler Command 25 Engine, Electric Start, SN: DE 22–504

Condition	Used
Stock Number	HD2206
MLS Number	14267630
Category	Generator Sets
Last Updated	3/26/2026
Location	Sisseton, SD, US
Listed By	BigIron Auctions