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Generators
Solar generators
Battery backup
Best of 2026
Cost
Installers
Guides
Sizing

Home›Generators›20 kW

20 kW

3 models · every spec sourced

Generac
Generac Guardian 20kW 3-Phase
Power
20 kW
Fuel
Dual fuel (NG / LP)
From
$6,239
Kohler
Kohler 20RCA
Power
20 kW
Fuel
Dual fuel (NG / LP)
From
$5,813
Kohler
Kohler 20RCAL
Power
20 kW
Fuel
Dual fuel (NG / LP)
From
$6,782

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20 kW vs 22 kW

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Not electrical advice. Sizing and cost figures on this site are estimates for general information only. Always verify generator sizing, transfer switch work, and installation with a licensed electrician. As an Amazon Associate we earn from qualifying purchases.

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