Used Generator Sets For Sale in United States

1975 Generator

At auction Oct. 14

1975 Onan Generator Model 15.0JC-18R 162971AA, trailer mtd (Not Running, Condition Unknown) (Reads 1,416 hours) This is a Titled Item NOTE: This unit is being sold AS IS/WHERE IS via Timed...

Condition	Used
Usage	1,416 Hours
Stock Number	SP826
MLS Number	14621217
Category	Generator Sets
Last Updated	9/30/2026
Location	Smock, PA, US
Listed By	JJ Kane Auctions

(855) 927-___ SHOW
NUMBERCall Seller

1984 Caterpillar 3412 Generator

$42,000 USD

Online Owner's Manual,

Condition	Used
Usage	1,007 Hours
Stock Number	EE20623
MLS Number	14619190
Category	Generator Sets
Last Updated	9/23/2026
Location	Phoenix, AZ, US
Sold By	Empire Machinery

(833) 980-___ SHOW
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2008 Caterpillar C9 Generator

$51,500 USD

Condition	Used
Usage	550 Hours
Stock Number	EPU11558
MLS Number	14525917
Category	Generator Sets
Last Updated	9/23/2026
Location	Indianapolis, IN, US
Sold By	MacAllister Machinery

(855) 627-___ SHOW
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2020 Caterpillar XQ 425 Generator

$168,000 USD

Condition	Used
Usage	3,124 Hours
MLS Number	14345392
Category	Generator Sets
Last Updated	9/23/2026
Location	Tarrant, AL, US
Sold By	Thompson Tractor Co.

(855) 627-___ SHOW
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2020 Caterpillar XQ 425 Generator

$155,000 USD

Condition	Used
Usage	6,071 Hours
MLS Number	14025191
Category	Generator Sets
Last Updated	9/23/2026
Location	Tarrant, AL, US
Sold By	Thompson Tractor Co.

(844) 253-___ SHOW
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Champion 100845 Generator

At auction Oct. 7

Champion 100845 Generator, Champion 459 Cubic Centimeter Gas Engine, 11,500 Starting Watts/9,200 Running Watts, 4) 120 Volt Receptacles, 1) 30 Amp 120/240 Volt Twist Lock Receptacle, 1) 120...

Condition	Used
Stock Number	LV3788
MLS Number	14618890
Category	Generator Sets
Last Updated	9/23/2026
Location	Winner, SD, US
Listed By	BigIron Auctions

(855) 790-___ SHOW
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Generac QT04524ANGN Generator

At auction Oct. 22

Generac QT04524ANGN generator, Serial: 4692817, Engine, Mitsubishi, Cylinders: 4, Fuel type: Natural gas, Features, Generator, kVA: 45, kW: 45, Phase: Single, Electric start, Skid mounted,...

Condition	Used
Stock Number	ER3355
MLS Number	14618617
Category	Generator Sets
Last Updated	9/23/2026
Location	Perryville, MO, US
Listed By	Purple Wave Auction

(855) 790-___ SHOW
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Generac QT04524AVAN Generator

At auction Oct. 22

Generac QT04524AVAN generator, Serial: 4444059, Engine, Cylinders: 4, Fuel type: LPG, kW: 45, Features, Generator, kW: 45, Phase: Single, Air compressor, Skid mounted, Notes, Starter...

Condition	Used
Stock Number	ER3354
MLS Number	14618614
Category	Generator Sets
Last Updated	9/23/2026
Location	Perryville, MO, US
Listed By	Purple Wave Auction

2022 Caterpillar XQ400 Generator

$182,500 USD

Auto Start, Battery Charger, Camlocks, Cat Brand Genset, Engine Type - Diesel, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater, Permanent Magnet Generator (PMG), Rating -...

Condition	Used
Usage	4,289 Hours
MLS Number	14616567
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2026 Caterpillar C32 Generator

$257,500 USD

Cat Brand Genset, Control Panel - EMCP 4.2B, Frequency - 60 Hz, Generator,

Condition	Used
Usage	1 Hours
MLS Number	14616566
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

1985 Caterpillar 3512TA Generator

$339,500 USD

Auto Start, Battery Charger, Cat Brand Genset, Engine Type - Diesel, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater, Rating - Standby, Trailer Mounted, Transportability,

Condition	Used
Usage	1,878 Hours
MLS Number	14616565
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2026 Caterpillar C32 Generator

Contact for price

Auto Start, Base Type - Skid, Cat Brand Genset, Circuit Breaker, Control Panel - EMCP 4.3, Frequency - 60 Hz, Generator, Jacket Water Heater, Permanent Magnet Generator (PMG), UL 2200 Listed...

Condition	Used
Usage	1 Hours
MLS Number	14616563
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2008 Caterpillar C15 Generator

$135,500 USD

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

Condition	Used
Usage	12,651 Hours
MLS Number	14236398
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2023 Shindaiwa DGK180F Generator

$79,500 USD

Auto Start, Engine Governor, Engine Type - Diesel, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater, Rating - Standby, Trailer Mounted, Transportability,

Condition	Used
Usage	132 Hours
MLS Number	14229045
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2023 Shindaiwa DGK180F Generator

$69,500 USD

Auto Start, Engine Type - Diesel, Frequency - 60 Hz, Generator, Hitch, Trailer, Jacket Water Heater, Robust Customer Connections, Trailer Mounted, Transportability,

Condition	Used
Usage	714 Hours
MLS Number	14229043
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2001 Caterpillar D150P1 Generator

$17,500 USD

Auto Start, Base Type - Skid, Cat Brand Genset, Circuit Breaker, Control Panel, Enclosure Material - Aluminum, Engine Type - Diesel, Frequency - 60 Hz, Generator, Jacket Water Heater, Rating...

Condition	Used
Usage	373 Hours
MLS Number	14114382
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

2003 Caterpillar D150 Generator

$15,500 USD

Auto Start, Base Type - Skid, Cat Brand Genset, Circuit Breaker - 3 Pole, Engine Type - Diesel, Frequency - 60 Hz, Generator, Jacket Water Heater, No Enclosure, Rating - Standby,

Condition	Used
Usage	540 Hours
MLS Number	13850459
Category	Generator Sets
Last Updated	9/22/2026
Location	Jacksonville, FL, US
Sold By	Ring Power Corporation

(844) 253-___ SHOW
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DMT 510C 510kW Diesel Generator

At auction Oct. 7

Dmt 5100 510kW Diesel Generator, 146 hrs showing, Cummins VTA28G1 V12 Diesel Engine, 3 Phase, 277/480 Volts, NOTE: Generator hasn’t been run in a couple of years, SN: 860466, NOT OPERATIONAL...

Condition	Used
Stock Number	LH7779R
MLS Number	14616031
Category	Generator Sets
Last Updated	9/30/2026
Location	Lester Prairie, MN, US
Listed By	BigIron Auctions

(833) 446-___ SHOW
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2023 Generac SG050NA Natural Gas Generator

$15,900 USD

Generac 50 kW standby natural gas / LP generator set model SG050NA, SN-. Generac 4.5L engine rated 75 HP at 1800 RPM, SN-, EPA certified. 1/60/120/240V single phase, 12 lead reconnectable...

Condition	Used
Usage	707 Hours
Horse Power	75 HP
Engine Model	4.5L
Stock Number	Central States #5191
MLS Number	14614683
Category	Generator Sets
Last Updated	9/19/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2021 Allmand MP150 Generator

$51,000 USD

Condition	Used
Usage	6,166 Hours
Stock Number	028175
MLS Number	14613881
Category	Generator Sets
Last Updated	9/19/2026
Location	San Diego, CA, US
Sold By	Hawthorne Power Systems

2014 Caterpillar XQ200 Generator

$39,500 USD

Condition	Used
Usage	9,888 Hours
Stock Number	028219
MLS Number	13973245
Category	Generator Sets
Last Updated	9/19/2026
Location	San Diego, CA, US
Sold By	Hawthorne Power Systems

2014 Caterpillar XQ200 Generator

Contact for price

Condition	Used
Usage	13,187 Hours
Stock Number	028150
MLS Number	13973244
Category	Generator Sets
Last Updated	9/19/2026
Location	San Diego, CA, US
Sold By	Hawthorne Power Systems

2020 Caterpillar XQ230 T4F Generator

$152,000 USD

Condition	Used
Usage	1,805 Hours
Stock Number	028043
MLS Number	13509989
Category	Generator Sets
Last Updated	9/19/2026
Location	San Diego, CA, US
Sold By	Hawthorne Power Systems

(833) 977-___ SHOW
NUMBERCall Seller

1991 Caterpillar 3516 Generator

$825,000 USD

1200 GALLON DUAL WALL FUEL TANK, Auto Start, BASLER UTLIITY GRADE RELAY, Battery Charger, CAT EMCP 4.4 PARALLELING CAPABLE CONTROL PANEL CUSTOM 40 FT SOUND ATTENUATED CONTAINER, ENGINE...

Condition	Used
Usage	1,290 Hours
MLS Number	13140106
Category	Generator Sets
Last Updated	9/19/2026
Location	Richwood, KY, US
Sold By	Ohio CAT