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Kohler Standby Generator - 20kW LP, 18kW NG, Aluminum Enclosure, Quiet Operation, Model# 20RCA-QS11

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Shipping:
Free shipping (lower 48 states) - Factory shippedHeavy/large item. Lift gate service available.
Store Pickup:
Not available - online only
- 120/240V 60 Hz single-phase model incorporates many useful features and a new look.
- Kohler Command Pro V-2 engine with an efficient OHV design. Operating is 3600 RPM max.
- Designed to be extremely quiet with its aluminum sound enclosure and a critical silencer
- The generator automatically kicks in to restore power to a 5-ton (60,000 BTU) air conditioner and all other home appliances when connected to an automatic transfer switch (optional).
- PowerBoost™ technology helps start large loads such as central air conditioners quickly without dropping power to other appliances.
Prop 65 Warning: See Details
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Description
Key Specs
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Product Summary
What's Included
- (1) Standby Generator

Features + Benefits
- 120/240V 60 Hz single-phase model incorporates many useful features and a new look.
- Kohler Command Pro V-2 engine with an efficient OHV design. Operating is 3600 RPM max.
- Designed to be extremely quiet with its aluminum sound enclosure and a critical silencer
- The generator automatically kicks in to restore power to a 5-ton (60,000 BTU) air conditioner and all other home appliances when connected to an automatic transfer switch (optional).
- PowerBoost™ technology helps start large loads such as central air conditioners quickly without dropping power to other appliances.
- Get real-time alerts on the status of your generator, thanks to the continuous monitoring done by the KOHLER® Energy Management App.
- This unit is ideal for use with sensitive electronics. The advanced voltage and frequency regulation (+/- 1% Voltage Regulation) produces premium quality power.
- 5-year/2000-hour limited warranty.
Key Specs
| Attribute | Specification |
|---|---|
item# | 6495737 |
Brand | Kohler |
Manufacturer's Warranty | 5 year limited warranty |
Ship Weight | 555.0 LB |
Voltage | 120/240 |
Rated Kilowatts LP | 20 |
Surge Kilowatts LP | 20 |
Rated Kilowatts NG | 18 |
Surge Kilowatts NG | 18 |
Fuel Type | Dual Fuel - Natural Gas and Propane |
Engine Brand | Kohler |
Engine Model | CH1000 |
Engine Displacement | 999 cc |
Enclosure Material | Aluminum |
Start Type | Automatic and Manual |
Fuel Capacity | 0 Gal |
Full Load Fuel Consumption | 3.74 GPH |
| Attribute | Specification |
|---|---|
Number of Outlets | 0 |
Battery Required | Yes |
Battery Included | No |
Transfer Switch Amps | 0 |
Auto Shutdown | Yes |
Overload Protection | Yes |
Low Oil Shutdown | Yes |
Hour Meter | Yes |
Hertz | 60 |
Engine Cooling | Yes |
Built-in Inverter | No |
Total Harmonic Distortion | <5% |
CARB Compliant | Yes |
Horsepower | 66.6 |
Product Weight | 555.0000 lb |
Dimensions L x W x H (in.) | 47.0 x 26.2 x 32.2 in |
Reviews
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Questions
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Manufacturer's Warranty
5 year limited warranty
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Specifications
120/240
120/240
120/240
120/240
20
13
80
36
20
13
80
36
18
13
80
36
18
13
80
36
Dual Fuel - Natural Gas and Propane
Dual Fuel - Natural Gas and Propane
Dual Fuel - Natural Gas and Propane
Dual Fuel - Natural Gas and Propane
Kohler
Cummins
Cummins
Cummins
CH1000
QSJ999
QSJ5.9
QSJ2.4
999 cc
999 cc
5,900 cc
2,400 cc
Aluminum
Aluminum
Aluminum
Aluminum
Automatic and Manual
Automatic and Manual
Automatic and Manual
Automatic and Manual
0 Gal
-
-
-
3.74 GPH
-
-
-
0
-
-
-
Yes
Yes
Yes
Yes
No
No
No
No
0
-
-
-
Yes
Yes
Yes
Yes
Yes
-
Yes
Yes
Yes
-
Yes
Yes
Yes
-
-
Yes
60
-
60
60
Yes
Air
Air
-
No
-
-
-
<5%
<5%
<5%
<5%
Yes
-
-
-
66.6
-
-
-
555.0000 lb
479.0000 lb
lb
1294.0000 lb
47.0 x 26.2 x 32.2 in
34.125 x 36.0 x 27.3125 in
119.0 x x in
94.0 x 34.0 x 45.5 in
-
54.2
120
150
-
65 dB
70 dB
67 dB
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