Selecting A Generator - Types & Information

Typically, residential generators range in size from 8.5 to 50 kilowatts and are fueled by natural gas (NG) or propane (LP). Larger generators and diesel-fueled units are also available.

KOHLER RESIDENTIAL GENERATORS (Natural Gas)

Common Applications Wattage 60 Hertz Engine MFR. Kohler Model No.
Furnace
Refrigerator
Sump Pump
Lighting
7 kW Kohler 8.5RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Small Central Air
10.4 kW Kohler 12RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Small Central Air
13 kW General Motors 15RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Central Air
27 kW General Motors 30RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
33 kW General Motors 30RZG
38 kW General Motors 35RZG
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
Water Heater
Microwave Oven
41 kW General Motors 45RZG
50 kW General Motors 50RZGB
Items shown in red indicate additional appliances and devices that may be powered with larger generators.

PROPANE

KOHLER RESIDENTIAL GENERATORS (Liquid Propane)

Common Applications Wattage 60 Hertz Engine MFR. Kohler Model No.
Furnace
Refrigerator
Sump Pump
Lighting
8.5 kW Kohler 8.5RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Small Central Air
12 kW Kohler 12RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Small Central Air
15 kW General Motors 15RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Central Air
30 kW General Motors 30RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
33 kW General Motors 30RZG
38 kW General Motors 35RZG
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
Water Heater
Microwave Oven
45 kW General Motors 45RZG
54 kW General Motors 50RZGB

Items shown in red indicate additional appliances and devices that may be powered with larger generators.

These wattage estimates are intended to assist you in the specification phase of assessing your KOHLER residential generator requirements. Actual device wattage will vary depending on the manufacturer and application. Always consult your KOHLER Power Professional for the exact residential generator specifications.

Typically, residential generators range in size from 8.5 to 50 kilowatts and are fueled by natural gas (NG) or propane (LP). Larger generators and diesel-fueled units are also available.

KOHLER RESIDENTIAL GENERATORS (Natural Gas)

Common Applications Wattage 60 Hertz Kohler Model No.
Furnace
Refrigerator
Sump Pump
Lighting
7 kW 8.5RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Small Central Air
10.4 kW 12RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Small Central Air
13 kW 15RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Central Air
27 kW 30RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
33 kW 30RZG
38 kW 35RZG
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
Water Heater
Microwave Oven
41 kW 45RZG
50 kW 50RZGB
Items shown in red indicate additional appliances and devices that may be powered with larger generators.

PROPANE

KOHLER RESIDENTIAL GENERATORS (Liquid Propane)

Common Applications Wattage 60 Hertz Kohler Model No.
Furnace
Refrigerator
Sump Pump
Lighting
8.5 kW 8.5RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Small Central Air
12 kW 12RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Small Central Air
15 kW 15RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Central Air
30 kW 30RES
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
33 kW 30RZG
38 kW 35RZG
Furnace
Refrigerator
Sump Pump
Lighting
Well Pump
Security System
Large Central Air
Freezer
Electric Range
Water Heater
Microwave Oven
45 kW 45RZG
54 kW 50RZGB

Items shown in red indicate additional appliances and devices that may be powered with larger generators.

These wattage estimates are intended to assist you in the specification phase of assessing your KOHLER residential generator requirements. Actual device wattage will vary depending on the manufacturer and application. Always consult your KOHLER Power Professional for the exact residential generator specifications.

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24 HOUR SERVICE

24 Hour Emergency Service to ensure we are there for you!

FREE ESTIMATES

We give Free Estimates for all of the jobs you want done right!

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