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Used Generac Generator Sets For Sale

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Industrial Equipment (29)
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Generator Sets (29)
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Generac (29)
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Used (29)
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Showing 1 - 25 of 29 Generator Listings

1 - 25 of 29 listings
1 - 25 of 29 listings
2025 Generac RG02515GNAX Generator w/Transfer Switch

2025 Generac RG02515GNAX Generator w/Transfer Switch

Recently Updated
At auction Sep. 23
2025 Generac RG02515GNAX Generator w/Transfer Switch, 1.5L 4-Cyl, Hybrid, Water Cooled Engine, Electric Start, 62” Length, 29” Width, 38” height, 3- Phase, 25KW, 100AMP, 3,600RPM, 120/208V,...
ConditionUsed
Stock NumberLS4874
MLS Number14593696
CategoryGenerator Sets
Last Updated9/24/2026
Location
Friend, NE, US
Listed By
BigIron Auctions
(844) 253-___  SHOW
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BigIron Auctions
Generac QT04524ANGN Generator

Generac QT04524ANGN Generator

Newly Listed
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,...
ConditionUsed
Stock NumberER3355
MLS Number14618617
CategoryGenerator Sets
Last Updated9/23/2026
Location
Perryville, MO, US
Listed By
Purple Wave Auction
(855) 790-___  SHOW
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Purple Wave Auction
Generac SG050NA Natural Gas Generator

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...
ConditionUsed
Usage707 Hours
Horse Power75 HP
Engine Model4.5L
Stock NumberCentral States #5191
MLS Number14614683
CategoryGenerator Sets
Last Updated9/19/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac 89AO2469-S Generator

1989 Generac 89AO2469-S Generator

At auction Sep. 29
1989 Generac 89AO2469-S Enclosed Portable Generator, 4-cyl Diesel, (Runs) (In lieu of title, CA Application to Register Special Equipment in CA will be provided) (Reads 631 hours) May be...
ConditionUsed
Usage631 Hours
MLS Number14596478
CategoryGenerator Sets
Last Updated9/23/2026
Location
Dixon, CA, US
Listed By
JJ Kane Auctions
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JJ Kane Auctions
Generac SG050NA Natural Gas Generator

2023 Generac SG050NA Natural Gas Generator

$11,900 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...
ConditionUsed
Usage2,244 Hours
Horse Power75 HP
Engine Model4.5L
Stock NumberCentral States #5190
MLS Number14592307
CategoryGenerator Sets
Last Updated9/9/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac 500 KW Diesel Generator

2006 Generac 500 KW Diesel Generator

$59,900 USD
Generac 500 kW standby (455 kW prime) diesel generator set model MD0500, SN-2090173. Doosan P180FE engine rated 762 HP at 1800RPM, SN-EASOC600832, EPA Tier 2 emissions. 3/60/277/480V. 800...
ConditionUsed
Usage337 Hours
Horse Power762 HP
Engine ModelP180FE
Emission RatingUSA Tier 2
Stock NumberCentral States #5106
MLS Number14450714
CategoryGenerator Sets
Last Updated6/25/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac SD100 Diesel Generator

2020 Generac SD100 Diesel Generator

$27,900 USD
Generac 100 kW standby (90 kW prime) diesel generator set model SD0100, SN-306124519. Iveco/FPT FGE9685A 6.7L engine rated 152 HP at 1800 RPM, SN-01761591, EPA Tier 3 emissions. ...
ConditionUsed
Usage261 Hours
Horse Power152 HP
Engine ModelFGE9685A 6.7L
Emission RatingUSA Tier 3
Stock NumberCentral States #5101
MLS Number14438130
CategoryGenerator Sets
Last Updated6/18/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac SD0350 Diesel Generator

2002 Generac SD0350 Diesel Generator

$29,900 USD
Generac 350 kW standby (315 kW prime) diesel generator set, model SD0350, SN-2069131. Mitsubishi engine rated 530 HP at 1800 RPM, SN-. 3/60/277/480V, 12 lead reconnectable to other voltages....
ConditionUsed
Usage149 Hours
Horse Power530 HP
Engine ModelMitsubishi 8DC9
Stock NumberCentral States #4769
MLS Number13963603
CategoryGenerator Sets
Last Updated11/19/2025
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
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