For Sale USA

20kw natural gas generator

4

20kw natural gas generator for sale on largest auction and classifieds sites

Home / Generators & Alternators / 20kw natural gas generator refurbished & used for sale | For Sale USA
New 2021 enclosed - 2021, 20

New 2021 enclosed - 2021, 20

$3695.00
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New 2021 enclosed kohler - 2021,

New 2021 enclosed kohler - 2021,

$3895.00
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55kw kohler standby generator - 55kw,

55kw kohler standby generator - 55kw,

$6000.00
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2021 new surplus - surplus, generac

2021 new surplus - surplus, generac

$6500.00
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Elliott magnetek ford - 20,

Elliott magnetek ford - 20,

$5500.00
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Generac 26kw single - generac,

Generac 26kw single - generac,

$6800.00
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Kohler 33kw natural gas - natural,

Kohler 33kw natural gas - natural,

$4400.00
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Sommers smgngm80gm2us 80kw - sommers,

Sommers smgngm80gm2us 80kw - sommers,

$7000.00
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Polar power generator - polar,

Polar power generator - polar,

$12000.00
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Air cooled dual - air,

Air cooled dual - air,

$2999.00
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Generac natural gas - generac,

Generac natural gas - generac,

$8000.00
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Kohler natural gas - 40,

Kohler natural gas - 40,

$11900.00
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40kw single phase one - 40kw,

40kw single phase one - 40kw,

$6600.00
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Kohler 200rzd 200kw generator - kohler,

Kohler 200rzd 200kw generator - kohler,

$11950.00
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Natural gas propane - kw,

Natural gas propane - kw,

$6450.00
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Generac 7325 22kw with - generac,

Generac 7325 22kw with - generac,

$6439.00
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Generac 35kw commercial - 35kw,

Generac 35kw commercial - 35kw,

$5500.00
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Air cooled dual fuel natural - fuel,

Air cooled dual fuel natural - fuel,

$4499.00
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Kva generac natural gas - kva,

Kva generac natural gas - kva,

$3350.00
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Olympian nat gas generator - olympian,

Olympian nat gas generator - olympian,

$6250.00
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Polar power generator - polar,

Polar power generator - polar,

$9000.00
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Generac natural gas - generac, /

Generac natural gas - generac, /

$14900.00
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Kohler 20kw residential - kohler,

Kohler 20kw residential - kohler,

$7195.00
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20kw generac generator - generac,

20kw generac generator - generac,

$8250.00
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Generator gas natural - 45,

Generator gas natural - 45,

$3950.00
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125 kohler natural - 125,

125 kohler natural - 125,

$18500.00
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Kohler natural gas generator - natural,

Kohler natural gas generator - natural,

$3500.00
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150 kohler gm natural gas - kohler,

150 kohler gm natural gas - kohler,

$24500.00
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New 25kw propane nat gas - new,

New 25kw propane nat gas - new,

$12500.00
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Standby generator - standby, 40

Standby generator - standby, 40

$20000.00
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30kw mtu enclosed natural gas - 30kw,

30kw mtu enclosed natural gas - 30kw,

$10995.00
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Kohler industrial generator - industrial,

Kohler industrial generator - industrial,

$29500.00
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Cummins onan a071z397 - cummins/onan, quiet

Cummins onan a071z397 - cummins/onan, quiet

$7828.82
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Generac g0071140 natural - g0071140, 35

Generac g0071140 natural - g0071140, 35

$7700.00
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Kohler 30rz 30kw natural - kohler,

Kohler 30rz 30kw natural - kohler,

$6270.00
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Generac 60kw commercial - generac,

Generac 60kw commercial - generac,

$2200.00
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Generac 7329 28kw air - 28kw, air-cooled

Generac 7329 28kw air - 28kw, air-cooled

$9319.00
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Kohler 48kw natural - 48kw,

Kohler 48kw natural - 48kw,

$10000.00
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Generac 130 160kva gaseous - generac, 130/160kva

Generac 130 160kva gaseous - generac, 130/160kva

$32980.00
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Waukesha l5108gu 440kw - waukesha,

Waukesha l5108gu 440kw - waukesha,

$26000.00
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Kohler 50kw standby generator - 50kw,

Kohler 50kw standby generator - 50kw,

$6050.00
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Cummins a071z202 20kw quiet - cummins,

Cummins a071z202 20kw quiet - cummins,

$8315.26
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Kohler natural gas generator - natural,

Kohler natural gas generator - natural,

$4000.00
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Kohler 20rca home standby - 🏠,

Kohler 20rca home standby - 🏠,

$6930.00
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40kw kohler nat gas - 40kw,

40kw kohler nat gas - 40kw,

$8800.00
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Generac ford natural - /,

Generac ford natural - /,

$13500.00
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120 240v ph 60hz - kw, 120/240v

120 240v ph 60hz - kw, 120/240v

$7350.00
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Kohler 50rz72 auto - 50rz72,

Kohler 50rz72 auto - 50rz72,

$8999.99
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Kohler 14kw home - 14kw,

Kohler 14kw home - 14kw,

$5830.00
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Kohler 10cce61 10kw 1ph - kohler,

Kohler 10cce61 10kw 1ph - kohler,

$2999.99
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Kohler 50kw backup - 50kw, generator

Kohler 50kw backup - 50kw, generator

$5000.00
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Kohler 30rzg 33kw single - 30rzg, phase

Kohler 30rzg 33kw single - 30rzg, phase

$7999.00
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20kw standby generator - b&s,

20kw standby generator - b&s,

$7065.00
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Onan ford natural gas - kw,

Onan ford natural gas - kw,

$14900.00
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Generator

Generator

$14.51
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2005 generac nat - nat, generator

2005 generac nat - nat, generator

$5750.00
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Generac 70kw 480 277v hours - 480/277v,

Generac 70kw 480 277v hours - 480/277v,

$7000.00
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25kw natural gas - gas, standby

25kw natural gas - gas, standby

$16574.00
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Generac 0j7782 mixer assembly - 0j7782,

Generac 0j7782 mixer assembly - 0j7782,

$123.45
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Waukesha f817g - waukesha,

Waukesha f817g - waukesha,

$12000.00
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Generator

Generator

$187.43
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Generator

Generator

$14.53
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Kohler gm natural gas - 54, /

Kohler gm natural gas - 54, /

$12900.00
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120 240 volt briggs and - briggs,

120 240 volt briggs and - briggs,

$1200.00
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Generac nat gas - 35, kw

Generac nat gas - 35, kw

$3990.00
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Kohler 355kw natural - natural, gas

Kohler 355kw natural - natural, gas

$99995.00
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Standby generator - standby,

Standby generator - standby,

$7743.56
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Generac generator set - 20,

Generac generator set - 20,

$7500.00
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2018 generac mlg15 single - 2018,

2018 generac mlg15 single - 2018,

$8500.00
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Delco generator - kw,

Delco generator - kw,

$2000.00
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Standby generator 18kw - standby, generator,

Standby generator 18kw - standby, generator,

$5200.00
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130 kohler gm natural gas - kw, /

130 kohler gm natural gas - kw, /

$14500.00
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Kohler 37 5 kva - 30,

Kohler 37 5 kva - 30,

$5750.00
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104kw generac generator - 104kw,

104kw generac generator - 104kw,

$13149.99
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2007 generac guardian 3 - 2007,

2007 generac guardian 3 - 2007,

$6000.00
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Generac ford natural - 50,

Generac ford natural - 50,

$13900.00
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New generator gas - generator,

New generator gas - generator,

$360.00
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Generator set gas driven - set,,

Generator set gas driven - set,,

$44.99
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Generator

Generator

$20.00
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Generator generac - kw,

Generator generac - kw,

$6150.00
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Generator mtu 4 - generator, 4.3

Generator mtu 4 - generator, 4.3

$6500.00
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Generator mtu 4 - 30, kw

Generator mtu 4 - 30, kw

$6350.00
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Generator kohler 5 0 - , 5.0

Generator kohler 5 0 - , 5.0

$8350.00
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Generator generac - kw,

Generator generac - kw,

$5500.00
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Generator generac - kw,

Generator generac - kw,

$6000.00
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Generator

Generator

$400.00
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2014 hipower 165 kva - hipower,

2014 hipower 165 kva - hipower,

$15999.99
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Generac ford natural - 35,

Generac ford natural - 35,

$12900.00
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Generator used 1550 - generator, 13-1550

Generator used 1550 - generator, 13-1550

$74.75
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Used generac generator - used,

Used generac generator - used,

$5500.00
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generators

generators

$5500.00
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generator

generator

$10999.00
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Standby generator kw - 48,

Standby generator kw - 48,

$22000.00
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Kohler propane generator - kw,

Kohler propane generator - kw,

$4950.00
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20kw kohler propane - lp,

20kw kohler propane - lp,

$6975.00
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125 natural gas generator - 125, kw

125 natural gas generator - 125, kw

$17500.00
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📊96 listings · from $14.51 · avg $9256.46
⚠️ These listings were last updated more than 12 days ago. Search for fresh listings

Browse 96 20kw natural gas generator listings currently in our index. Prices range from $14.51 to $99995, with an average of $9256.46. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 20kw natural gas generator →

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Everything you need to know about 20kw natural gas generator

Whether you are looking for a brand-new or second-hand 20kw natural gas generator, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $14.51, while premium listings can reach $99995 — giving you a wide budget spread to work with. The average price of $9256.46 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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