Used Generator Sets For Sale in United States

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1991 Caterpillar 3412 Generator

$42,500 USD

Auto Start, Control Panel, Frequency - 50 / 60 Hz, Generator, Rating - Standby,

Condition	Used
Usage	1,326 Hours
MLS Number	13678154
Category	Generator Sets
Last Updated	2/26/2026
Location	Richwood, KY, US
Sold By	Ohio CAT

(833) 614-___ SHOW
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2008 Ford F-650 Generator

Contact for price

Genarator, Good Condtion, ship ready, Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	FORD
Fits To Model(s)	F650
Stock Number	79882
MLS Number	14157324
Category	Generator Sets
Last Updated	2/21/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

(855) 952-___ SHOW
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2019 Multiquip DCA180 Generator

$63,000 USD

110% Spill Containment, Auto Start, Battery Charger, Battery Disconnect Switch, Coolant Heater, Engine Governor, Engine Type - Diesel, Frequency - 60 Hz, Fuel Tank Type - Single Wall,...

Condition	Used
Usage	4,670 Hours
Stock Number	G7414
MLS Number	13766850
Category	Generator Sets
Last Updated	2/20/2026
Location	Altoona, IA, US
Sold By	Ziegler CAT

(833) 841-___ SHOW
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1997 US DEPT OF DEFENSE MEP814A Diesel Generator

$3,900 USD

30 kw trailer-mounted generator, 4 cylinder Mitsubishi diesel, pintle hitch, runs but does not generate - as is,

Condition	Used
Usage	7,928 Hours
Stock Number	CG003
MLS Number	11395079
Category	Generator Sets
Last Updated	2/18/2026
Location	Phillipston, MA, US
Sold By	Brookside Equipment Sales

2010 Kohler 500REOZVB Diesel Generator

$79,900 USD

Used Kohler 505 kW standby (450 kW prime) diesel generator set, model 500REOZVB, SN-2316423. Volvo Penta TAD1641GE engine rated 768 HP at 1800 RPM, SN-, EPA Tier 2 emissions. 3/60/277/480V,...

Condition	Used
Usage	198 Hours
Horse Power	768 HP
Engine Model	TAD1641GE
Emission Rating	USA Tier 2
Stock Number	Central States #4842
MLS Number	14129377
Category	Generator Sets
Last Updated	2/14/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

1981 Caterpillar 3406 Generator

$24,500 USD

Auto Start, Battery Charger, Battery Set, Cat Brand Genset, Circuit Breaker, Control Panel - Other, Engine Type - Diesel, Frequency - 60 Hz, Generator, Jacket Water Heater, No Enclosure,...

Condition	Used
Usage	447 Hours
Stock Number	EU00183
MLS Number	14099064
Category	Generator Sets
Last Updated	5/18/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

2013 Kohler 350REZXB Natural Gas Generator

$99,900 USD

Used Kohler 350 kW standby (300 kW prime) natural gas generator set, model 350REZXB, SN-SGM3246DJ. PSI/Doosan 18.3L engine rated 530 HP at 1800 RPM, SN-EESOD200169, EPA certified....

Condition	Used
Usage	93 Hours
Horse Power	530 HP
Engine Model	D183L
Stock Number	Central States #4889
MLS Number	14056467
Category	Generator Sets
Last Updated	2/14/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

(833) 978-___ SHOW
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2019 POWERBLOCK MOBILE 1250KW T4F Generator

Contact for price

Condition	Used
Usage	158 Hours
Stock Number	CONS2026-1
MLS Number	14144232
Category	Generator Sets
Last Updated	2/16/2026
Location	Lakeside, CA, US
Sold By	Hawthorne Power Systems

2006 Onan ONAN GGHH Generator

$14,500 USD

Auto Start, Battery Charger, Circuit Breaker, Control Panel - Other, Enclosure Material - Steel, Engine Type - Natural Gas, EPA Stationary Emergency, Frequency - 60 Hz, Generator, Jacket...

Condition	Used
Usage	500 Hours
Stock Number	EU00165
MLS Number	13251204
Category	Generator Sets
Last Updated	2/14/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

1995 Caterpillar 3412 Generator

$99,000 USD

Auto Start, Base Tank, Battery Charger, Battery Set, Cat Brand Genset, Circuit Breaker, Control Panel - Other, Enclosure Lights, Enclosure Material - Aluminum, Engine Type - Diesel, EPA...

Condition	Used
Usage	541 Hours
Stock Number	EU00147
MLS Number	12740183
Category	Generator Sets
Last Updated	4/15/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

1998 Detroit DETROIT Generator

$15,500 USD

Condition	Used
Usage	2,217 Hours
Stock Number	EU00148
MLS Number	12740175
Category	Generator Sets
Last Updated	2/14/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

2014 Caterpillar C15 Generator

$98,900 USD

Condition	Used
Usage	303 Hours
Stock Number	EU00144
MLS Number	12706196
Category	Generator Sets
Last Updated	2/14/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

1999 Olympian G25UH1 Generator

$5,500 USD

Condition	Used
Usage	371 Hours
Stock Number	EU00141
MLS Number	12740074
Category	Generator Sets
Last Updated	2/14/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

2019 Caterpillar XQ230 T4F Generator

$105,500 USD

Online Owner's Manual,

Condition	Used
Usage	921 Hours
Stock Number	EU00120
MLS Number	12030926
Category	Generator Sets
Last Updated	4/15/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

2016 Caterpillar XQ-60 48KW Generator

$33,000 USD

Online Owner's Manual,

Condition	Used
Usage	4,030 Hours
Stock Number	EU00100
MLS Number	11926816
Category	Generator Sets
Last Updated	2/14/2026
Location	Knoxville, TN, US
Sold By	Stowers Power Systems

2001 Olympian G35F3S Generator

$9,950 USD

Caterpillar / Olympian 35 kW standby (31.5 kW prime) propane generator set, model G35F3S, SN-NFS00242. Ford ESG642 engine rated 70 HP at 1800 RPM, SN-01-05-005300. /60/120/240V single...

Condition	Used
Usage	611 Hours
Horse Power	70 HP
Engine Model	Ford ESG642
Stock Number	Central States #4831
MLS Number	14134730
Category	Generator Sets
Last Updated	2/10/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2001 Kohler 45RZG Generator

$9,950 USD

Kohler 44 kW standby (40 kW prime) LP generator set model 45RZG, SN-0714341. GM 4.3L engine rated 75 HP at 1800 RPM, SN-13764. 1/60/120/240V single phase, 12 lead reconnectable to other...

Condition	Used
Usage	544 Hours
Horse Power	75 HP
Engine Model	GM 4.3L
Stock Number	Central States #4909
MLS Number	14134727
Category	Generator Sets
Last Updated	2/10/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2003 Katolight N45FGG4 Natural Gas Generator

$9,900 USD

Katolight 45 kW standby (40 kW prime) natural gas generator set model N45FGG4, SN-LM344209 66403. GM 5.7L engine rated 88 HP at 1800 RPM, SN-8917060700. 1/60/120/240V 12 lead reconnectable...

Condition	Used
Usage	410 Hours
Horse Power	88 HP
Engine Model	GM 5.7L
Stock Number	Central States #4888
MLS Number	14134723
Category	Generator Sets
Last Updated	2/10/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2004 Olympian G55F3S Natural Gas Generator

$14,900 USD

Caterpillar / Olympian 55 kW standby (50 kW prime) natural gas / propane generator set, model G55F3S, NGD00261. Ford WSG-1068 engine rated 112 HP at 1800 RPM, SN-06WS55265. 1/60/120/240V,...

Condition	Used
Usage	1,093 Hours
Horse Power	112 HP
Engine Model	Ford WSG-1068
Stock Number	Central States #4832
MLS Number	14134719
Category	Generator Sets
Last Updated	2/17/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

1999 Kohler 300REOZD Diesel Generator

$29,900 USD

Kohler 300 kW standby (270 kW prime) diesel generator set, model 300REOZD, SN-0642342. Detroit Diesel series 60 14L engine rated 490 HP at 1800 RPM, SN-06R0547107. 3/60/277/480V, 12 lead...

Condition	Used
Usage	1,094 Hours
Horse Power	490 HP
Engine Model	Series 60 14L
Stock Number	Central States #4931
MLS Number	14134623
Category	Generator Sets
Last Updated	2/10/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

2004 Cummins GGHE Natural Gas Generator

$12,900 USD

Cummins 60 kW standby natural gas generator model GGHE, SN-I040689994. Ford WSG-1068 engine rated 97.5 HP at 1800 RPM, SN-04US30164. 3/60/277/480V, 12 lead reconnectable to other voltages....

Condition	Used
Usage	804 Hours
Horse Power	98 HP
Engine Model	Ford WSG1068
Stock Number	Central States #4923
MLS Number	14081981
Category	Generator Sets
Last Updated	2/10/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators

(833) 980-___ SHOW
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1998 Caterpillar SR4B Generator

$5,000 USD

Condition	Used
Usage	821 Hours
Stock Number	EPU11395
MLS Number	13413704
Category	Generator Sets
Last Updated	2/8/2026
Location	Indianapolis, IN, US
Sold By	MacAllister Machinery - South

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Detroit Series 60 450KW Generator in Van

$79,500 USD

Total Hours on engine generator 2850 - Some Switchgear in Van - Located near Helena, MT

Condition	Used
Usage	2,850 Hours
MLS Number	14131290
Category	Generator Sets
Last Updated	2/11/2026
Location	Helena, MT, US
Sold By	Seattle Tractor International, Inc.

2005 Kohler 350REOZV Diesel Generator

$39,900 USD

Kohler 360 kW standby (330 kW prime) diesel generator set, model 350REOZV, SN-2069984. Volvo Penta TAD1241GE engine rated 539 HP at 1800 RPM, SN-. 3/60/277/480V, 12 lead reconnectable to...

Condition	Used
Usage	286 Hours
Horse Power	539 HP
Engine Model	TAD1241GE
Stock Number	Central States #4954
MLS Number	14130941
Category	Generator Sets
Last Updated	2/7/2026
Location	Waukesha, WI, US
Sold By	Central States Diesel Generators