Used Generator Sets For Sale

2011 Kohler 100REZG Natural Gas Generator

$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

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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

Gen-Pro 15000 Watt Portable Gasoline Generator

At auction Apr. 8

Gen-Pro 15000 Watt Portable Gasoline Generator, 34.7 hrs showing, 15000 Watt, 120/240 Volt, 1 Phase, Kohler Command 25 Engine, Electric Start, SN: DH 24–601

Condition	Used
Stock Number	HD2205
MLS Number	14267629
Category	Generator Sets
Last Updated	3/26/2026
Location	Sisseton, SD, US
Listed By	BigIron Auctions

Onan 12.5YD-18S/206AA 3 Phase Generator

At auction Apr. 1

Onan 12.5YD-18S/206AA 3-Phase Generator, 10 KW, Belt Driven, SN: L760189760

Condition	Used
Stock Number	LP0164
MLS Number	14267059
Category	Generator Sets
Last Updated	4/3/2026
Location	Burwell, NE, US
Listed By	BigIron Auctions

Winco P15PTOF-3/D PTO Generator

At auction Apr. 1

Winco P15PTOF-3/D PTO Generator, 1 Phase, 120/240 Volt, 15,000 Watt, 540 PTO, Pin Hitch, 185/60R15 Tires, SN: 6937908

Condition	Used
Stock Number	HK0403
MLS Number	14267056
Category	Generator Sets
Last Updated	3/26/2026
Location	Onaga, KS, US
Listed By	BigIron Auctions

Katolight 75AVR3 3 Phase PTO Powered Generator

At auction Apr. 1

Katolight 75AVR3 3 Phase PTO Powered Generator, 1000 PTO, Switchable 277/480 Volt Or 120/240 Volt, 3 Phase, Pin Hitch, 195/70R14 Tires, SN: 11279-9

Condition	Used
Stock Number	HK0401
MLS Number	14267055
Category	Generator Sets
Last Updated	3/26/2026
Location	Onaga, KS, US
Listed By	BigIron Auctions

PowerMate PM3800 Portable Generator

At auction Apr. 1

PowerMate PM3800 Portable Generator, Unused, 3800 starting watts, 3000 running watts, Generac 212CC OHV gas engine, 5 gallon fuel tank, has an hour meter, box is 2' x 19" 20" tall

Condition	Used
Stock Number	KR8424
MLS Number	14267047
Category	Generator Sets
Last Updated	3/26/2026
Location	Effingham, KS, US
Listed By	BigIron Auctions

PowerMate PM3800 Portable Generator

At auction Apr. 1

PowerMate PM3800 Portable Generator, Unused, 3800 starting watts, 3000 running watts, Generac 212CC OHV gas engine, 5 gallon fuel tank, has an hour meter, box is 2' x 19" 20" tall

Condition	Used
Stock Number	KR8423
MLS Number	14267046
Category	Generator Sets
Last Updated	3/26/2026
Location	Effingham, KS, US
Listed By	BigIron Auctions

Onan 50 kW Portable Gen Set

At auction Apr. 1

Onan 50 kW Portable Gen Set, 4,670 hrs showing, Model DGCA-5004522, Cummins Diesel Engine, Rated Output: 50 KW, 120/208 1P/3P, 120/240 1P/3P, 277/480 3P, Adjustable Pintle Hitch, Safety...

Condition	Used
Stock Number	LD1591
MLS Number	14267040
Category	Generator Sets
Last Updated	4/4/2026
Location	Waterloo, NE, US
Listed By	BigIron Auctions

1992 Caterpillar Diesel Generator

At auction Apr. 15

1992 Caterpillar Diesel Generator, 100KW-50/60 Hertz, Engine Serial # 49S03842, Total Dimensions: Width-3'4", Length-9', Height-5'4", NOTE: Does Not Include Trailer, Seller States It Ran 3...

Condition	Used
Stock Number	KQ4402
MLS Number	14266886
Category	Generator Sets
Last Updated	3/26/2026
Location	Graham, MO, US
Listed By	BigIron Auctions

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2019 Generac MMG55DF4 Generator

At auction Apr. 23

2019 Generac MMG55DF4 generator, Hours: 5,518 on meter, VIN: 7FSBG131XKB552433, Serial: 3004552433, Engine, Cylinders: 4, Fuel type: Diesel, Features, Generator, Generac MMG55DF4, kVA: 42,...

Condition	Used
Usage	5,518 Hours
Stock Number	EG2161
MLS Number	14266826
Category	Generator Sets
Last Updated	3/27/2026
Location	Collinsville, OK, US
Listed By	Purple Wave Auction

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Generac QTO2524ANSNA Generator

At auction Apr. 22

Generac QTO2524ANSNA generator, Hours: 147 on meter, Serial: 8574608, Engine, Mitsubishi DGNXB02, Cylinders: 4, Fuel type: LPG, Natural gas, Features, Generator, Generac, kVA: 25, kW: 25,...

Condition	Used
Usage	147 Hours
Stock Number	IH9481
MLS Number	14266821
Category	Generator Sets
Last Updated	3/26/2026
Location	Gering, NE, US
Listed By	Purple Wave Auction

(888) 497-___ SHOW
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2023 Shindaiwa DGK125F Diesel Generator

$74,500 USD

For Sale: Shindaiwa DGK25F sound‑attenuated diesel generator. Reliable, ultra‑quiet prime‑power unit equipped with an Isuzu Tier 4 Final engine. Ideal for construction sites, rental fleets,...

Condition	Used
Usage	440 Hours
Horse Power	33 HP
Engine Model	Isuzu 4LE2T,
Emission Rating	USA Tier 4 Final
Rear Axle	Single Axle
Stock Number	135826
MLS Number	14265070
Category	Generator Sets
Last Updated	3/25/2026
Location	Sacramento, CA, US
Sold By	Komatsu West

2012 Caterpillar C18 Diesel Generator

$119,900 USD

Used Caterpillar 600 kW standby (545 kW prime) diesel generator set, SN-EKW01391. CAT C18 engine rated 900 HP at 1800 RPM, SN-FST00642, EPA Tier 2 emissions. 3/60/277/480V, 12 lead...

Condition	Used
Usage	579 Hours
Horse Power	900 HP
Engine Model	Caterpillar C18
Emission Rating	USA Tier 2
Stock Number	Central States #5011
MLS Number	14264998
Category	Generator Sets
Last Updated	4/1/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

1999 Cummins DFCE Diesel Generator

$32,900 USD

Cummins 400 kW standby diesel generator set model DFCE, SN-K990020375. Cummins NTA855-G5 engine rated 605 HP at 1800 RPM, SN-30363560. 3/60/277480V, 12 lead reconnectable to other voltages...

Condition	Used
Usage	701 Hours
Horse Power	605 HP
Engine Model	Cummins NTA855-G5
Stock Number	Central States #5010
MLS Number	14264994
Category	Generator Sets
Last Updated	3/25/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2005 Cummins DGFC Diesel Generator

Price Drop $29,900 USD

Cummins 200 kW standby (180 kW prime) diesel generator set model 200DGFC, SN-H050825228. Cummins 6CTAA8.3-G3 engine rated 317 HP at 1800 RPM, SN-. 3/60/277/480V, 12 lead reconnectable to...

Condition	Used
Usage	1 Hours
Horse Power	317 HP
Engine Model	Cummins 6CTAA8.3-G3
Stock Number	Central States #5020
MLS Number	14264973
Category	Generator Sets
Last Updated	4/1/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

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2025 Caterpillar XQ20 Generator

$28,000 USD

Online Owner's Manual,

Condition	Used
Usage	1,205 Hours
Stock Number	EE22133
MLS Number	14264670
Category	Generator Sets
Last Updated	3/25/2026
Location	Tucson, AZ, US
Sold By	Empire Machinery

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2001 MWM DEUTZ MWM TBD616V16 Generator

Contact for price

Condition	Used
Usage	60 Hours
Stock Number	G200300
MLS Number	14264628
Category	Generator Sets
Last Updated	3/25/2026
Location	Bremen, Germany
Sold By	ZEPPELIN POWER SYSTEMS

2004 Cummins DGFC Diesel Generator

$29,900 USD

Cummins 200 kW standby (180 kW prime) diesel generator set model 200DGFC, SN-K040710855. Cummins 6CTAA8.3-G3 engine rated 317 HP at 1800 RPM, SN-46442045. 3/60/277/480V, 12 lead...

Condition	Used
Usage	667 Hours
Horse Power	317 HP
Engine Model	Cummins 6CTAA8.3-G3
Stock Number	Central States #4924
MLS Number	14134644
Category	Generator Sets
Last Updated	3/25/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

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Onan 500DFFB Generator

At auction Apr. 28

Onan 500DFFB generator, Hours: 1,115 on meter, Serial: C940536416, Engine, Cummins, Cylinders: 6, Fuel type: Diesel, Electric Motor, kW: 500, Features, Generator, kW: 500, Electric start,...

Condition	Used
Usage	1,115 Hours
Stock Number	EU7464
MLS Number	14263571
Category	Generator Sets
Last Updated	3/25/2026
Location	Alvin, TX, US
Listed By	Purple Wave Auction

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Onan ST 50 Skid Mounted Generator

At auction Apr. 29

Location Spokane WA ***City Government Surplus*** Engine: John Deere Diesel 208/240 Volts, 416/480 Volts, 60hz, pintle hitch, 7.00-15 tires. Hours: 11,551 indicated

Lot Number	TEMP3775
Condition	Used
Engine Model	Deere
Stock Number	91930
MLS Number	14262684
Category	Generator Sets
Last Updated	3/31/2026
Location	Spokane, WA, US
Listed By	J Stout Auctions

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2000 Caterpillar 3306B Generator

$33,000 USD

Condition	Used
Usage	554 Hours
Stock Number	EPU11518
MLS Number	14262488
Category	Generator Sets
Last Updated	3/26/2026
Location	Indianapolis, IN, US
Sold By	MacAllister Machinery - South

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1990 Caterpillar 3406 Generator

$49,000 USD

Online Owner's Manual,

Condition	Used
Usage	1,244 Hours
Stock Number	EE23234
MLS Number	14118403
Category	Generator Sets
Last Updated	3/24/2026
Location	Phoenix, AZ, US
Sold By	Empire Machinery