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Duromax xp13000eh 000 watt - xp13000eh, 13,000
$633.00
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Guardian generac generator - guardian,
$1500.00
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Onan natural gas generator - onan,
$1800.00
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Generac home standby natural
$3000.00
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Cummins 35kw standby generator - 35kw,
$4000.00
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New 2021 enclosed - 20,
$3695.00
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Tri fuel propane natural - natural, gas
$189.99
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Beautiful well maintained - beautiful,,
$6000.00
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New 2021 enclosed kohler - new, kw
$3895.00
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Generac 26kw single phase - generac,
$6800.00
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Low pressure propane natural - low,
$149.99
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Onan 45em 45kw natural - 45em,
$3520.00
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30kw generator lynx 120 - 30kw, 120/240v
$4950.00
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Champion 201296 dual fuel - dual,
$400.00
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Hart 3600 4500watt portable - hart,
$315.00
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Firman t07571 tri - t07571, tri-fuel
$699.00
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Cummins rs25 25kw standby - cummins,
$17094.00
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Propane natural gas generator - gas,
$149.99
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Briggs powerprotect 26kw - powerprotect,
$5999.99
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Propane natural gas - propane,
$149.99
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Duromax xp13000hxt 000 - 13,000, watt
$1079.10
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New surplus cummins - new, 13kw
$3999.99
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Generac sg035 35kw - generac, gas
$7700.00
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Tri fuel upgrade kit - tri-fuel,
$149.99
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Propane natural gas generator - gas,
$149.99
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Duromax xp15000hxt 000 - xp15000hxt+, 15,000
$2519.10
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Natural gas conversion - natural, kit
$129.99
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Propane natural gas conversion - natural,
$149.99
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55kw kohler standby generator - kohler,
$6000.00
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500 watt 120v - 14,500-watt, tri-fuel
$1999.99
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Ford industrial v8 motor - ford, 7.5l
$1000.00
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48ft natural gas - gas, hose
$166.97
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For briggs and stratton - briggs,
$69.96
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000 watt tri fuel - 28,000/20,000-watt, tri-fuel
$4929.99
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Nat gas propane - 30,
$6750.00
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Tri fuel propane - tri-fuel, natural
$189.99
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Harbor predator generator - harbor,
$187.00
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Cummins onan p11000itf - onan,
$2524.00
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New 25kw propane nat - 25kw, propane/nat
$12500.00
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35kw cummins standby - 35kw,
$6500.00
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Propane natural gas generator - natural,
$149.99
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Tri fuel propane natural - tri-fuel, gas
$319.99
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Low pressure regulator - low,
$35.36
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Natural gas generator - natural,
$149.99
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Duromax xp11000iht 000 - xp11000iht, 11,000
$2159.10
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Ngc natural gas conversion - natural,
$26.39
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New 2025 generac sg100 - new,
$17538.95
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Tri fuel propane - tri-fuel, gas
$189.99
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Tri fuel propane natural gas - tri-fuel,
$189.99
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Generac generator propane - generac,
$187.00
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Low pressure propane natural - low,
$149.99
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Natural gas conversion kit - natural,
$129.99
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039 122 regulator - 039-122,
$42.88
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Generac natural gas - kw,
$8000.00
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Kohler 33kw natural gas - kohler,
$4400.00
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Kohler 200rzd 200kw - 200kw, generator
$11950.00
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Tri fuel propane natural gas - tri-fuel,
$189.99
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1990 kohler 30rz61 - kohler, 30kw
$5445.00
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Moser 170kw prime - 170kw, natural
$7500.00
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Honda engine gx390 tri fuel - honda,
$187.00
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Propane natural gas - propane,
$149.99
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Natural gas conversion - gas, kit
$129.99
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Propane natural gas - gas, generator
$149.99
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Generac 7042 automatic - 7042, standby
$7756.99
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Propane natural gas - propane,
$69.29
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Natural gas conversion kit for - gas,
$84.12
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Tri fuel propane natural - tri-fuel,
$189.99
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Magnetek 40kw propane natural - magnetek,
$3850.00
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Kva generac natural gas - generac,
$3350.00
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Propane natural gas generator - propane,
$149.99
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15000 watt tri - tri-fuel, portable
$1849.00
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Cummins 150kw 480v 3ph - 150kw,
$26315.00
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Sommers smgngm80gm2us 80kw - smgngm80gm2us,
$7000.00
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New gillette 3000p 300kw - sp-3000p,
$115800.00
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Convert your generator run - to,
$46.74
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Low pressure propane natural - low,
$189.99
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Propane natural gas generator - natural,
$249.99
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1999 olympian g100f1 - olympian,
$13775.85
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Duromax xp13000eh 000 watt - xp13000eh,
$989.10
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Low pressure propane - pressure, natural
$149.99
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Propane natural gas - propane, briggs
$149.99
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Low pressure propane - low, natural
$149.99
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Champion propane natural - champion,
$187.00
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Low psi propane - propane, natural
$149.99
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For propane natural gas - propane,
$69.99
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Generac standby - 70, kw
$15000.00
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Tri fuel propane natural gas - natural,
$189.99
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Propane natural gas generator - propane,
$149.99
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Tri fuel propane natural gas - tri-fuel,
$189.99
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Propane natural gas generator - natural,
$149.99
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Propane natural gas generator - propane,
$149.99
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Impco low pressure - impco,
$219.99
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Low psi propane - low, gas
$295.00
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Propane natural gas generator - natural,
$149.99
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Waukesha l5108gu 440kw natural - waukesha,
$26000.00
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35kw cummins standby - 35kw,
$6500.00
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Looking for more natural gas generator?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 natural gas generator listings currently in our index. Prices range from $26.39 to $115800, with an average of $4317.98. 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 natural gas generator →
Try this: military winch | 30kw generator | 3 phase generator | 220v generator | 10kw generator | yamaha inverter generator | thern winch | pto generator | 6500 watt generator | 5000 watt generator
Whether you are looking for a brand-new or second-hand 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 $26.39, while premium listings can reach $115800 — giving you a wide budget spread to work with. The average price of $4317.98 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.