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Used Generac Generator Sets For Sale in United States

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Industrial Equipment (39)
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Generator Sets (39)
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Generac (39)
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Used (39)
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Diesel (9)
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Showing 1 - 25 of 39 Generator Listings

1 - 25 of 39 listings
1 - 25 of 39 listings
Generac 52430 Guardian Quiet Source 16 kW Standby Generator

Generac 52430 Guardian Quiet Source 16 kW Standby Generator

At auction May. 20
Generac 52430 Guardian Quiet Source 16 kW Standby Generator, 1.0 Liter Engine, Fuel Type: Liquid Propane (LP) or Natural Gas (NG), Air-Cooled, Overall Dimensions: 47" L X 24" W X 29" H,...
ConditionUsed
Stock NumberLS7052
MLS Number14355252
CategoryGenerator Sets
Last Updated5/7/2026
Location
Waterloo, NE, US
Listed By
BigIron Auctions
(844) 253-___  SHOW
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BigIron Auctions
2004 Generac SD040 Portable 40kW Industrial Diesel Generator

2004 Generac SD040 Portable 40kW Industrial Diesel Generator

At auction May. 20
2004 Generac SD040 Portable 40kW Industrial Diesel Generator, 1,539 hrs showing, Daewoo 3.3 Liter, 4-Cyl, Turbocharged, Intercooled, Diesel Engine, Power Output: 40KW, 120/208 1P/3P, 120/240...
ConditionUsed
Stock NumberLS7053
MLS Number14355251
CategoryGenerator Sets
Last Updated5/7/2026
Location
Waterloo, NE, US
Listed By
BigIron Auctions
(844) 253-___  SHOW
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BigIron Auctions
Generac SD080 Diesel Generator

2023 Generac SD080 Diesel Generator

$23,900 USD
Generac 80 kW standby (72 kW prime) diesel generator set model SD080, SN-. Iveco/FPT 4.5L engine rated 131 HP at 1800 RPM, SN-2049097, EPA Tier 3. 3/60/120/208V, 12 lead reconnectable to...
ConditionUsed
Usage4 Hours
Horse Power131 HP
Engine Model4.5L
Emission RatingUSA Tier 3
Stock NumberCentral States #5018
MLS Number14278015
CategoryGenerator Sets
Last Updated4/1/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac SD0400 Diesel Generator

2015 Generac SD0400 Diesel Generator

$59,900 USD
Generac 400 kW standby (360 kW prime) diesel generator set, model SD0400, SN-994921. Perkins engine rated 601 HP at 1800 RPM, SN-, EPA Tier 3 emissions. 3/60/120/208V, 12 lead reconnectable...
ConditionUsed
Usage391 Hours
Horse Power601 HP
Emission RatingUSA Tier 3
Stock NumberCentral States #4965
MLS Number14130892
CategoryGenerator Sets
Last Updated3/7/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac 575RSL4044 Diesel Generator

1999 Generac 575RSL4044 Diesel Generator

$59,900 USD
Generac 1020kW standby (925 kW prime) diesel generator set, SN-2052454. Mitsubishi S12H-PTA engine rated 1448 HP at 1800 RPM, SN-30119. 3/60/277/480V. 1600A circuit breaker. PMG -...
ConditionUsed
Usage542 Hours
Horse Power1448 HP
Engine ModelMitsubishi S12H-PTA
Stock NumberCentral States #4818
MLS Number14129316
CategoryGenerator Sets
Last Updated2/10/2026
Location
Waukesha, WI, US
Sold By
Central States Diesel Generators
(833) 446-___  SHOW
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Central States Diesel Generators
Generac SD030 Diesel Generator

2021 Generac SD030 Diesel Generator

$14,900 USD
Used Generac 30 kW standby (27 kW prime) diesel generator set, model SD30, SN-3007654794. Perkins 404D-22TA engine rated 49 HP at 1800 RPM, SN-GR84695U991954F. 1/60/120/240V,...
ConditionUsed
Usage86 Hours
Horse Power49 HP
Engine ModelPerkins 404D-22TA
Emission RatingUSA Tier 3
Stock NumberCentral States #4940
MLS Number14094483
CategoryGenerator Sets
Last Updated1/17/2026
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
2008 GENERAC MD0600 600kW 3PH 277/480V DIESEL PARALLELING GENERATOR TRAILER

2008 GENERAC MD0600 600kW 3PH 277/480V DIESEL PARALLELING GENERATOR TRAILER

$44,500 USD
Wow! Generate business and feel empowered with this one right here.... Previous Standby Generator in excellent working condition! Always received maintenance at regularly scheduled intervals...
ConditionUsed
Usage179 Hours
Attachment TypeTrailer
Attachment MakeMGS
Horse Power954 HP
Engine ModelP222FE
Emission RatingTIER II
MLS Number13915358
CategoryGenerator Sets
Last Updated10/23/2025
Location
Lockport, NY, US
Sold By
LAKE COUNTRY TRUCK & EQUIPMENT INC.
(855) 585-___  SHOW
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LAKE COUNTRY TRUCK & EQUIPMENT INC.
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