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The KOHLER 12RESVL provides permanently installed standby power for your home. Connected to a suitable natural gas or LP fuel supply and a compatible automatic transfer switch, it starts when utility power fails and supports the circuits selected for backup.

Key features

  • Automatic backup: Designed to work with a compatible automatic transfer switch for unattended outage response.
  • Fuel flexibility: Natural gas or LP operation using a permanent fuel connection.
  • Engine design: Air-cooled KOHLER engine in a protective outdoor enclosure.
  • Generator control: RDC2 controller coordinates generator operation and compatible RXT transfer-switch functions.
  • Service access: Oil drain extension with shutoff valve simplifies routine oil service.
  • Outdoor enclosure: Steel enclosure with a protective finish.

Specifications

Manufacturer KOHLER
Model 12RESVL
Power class 12 kW
Fuel Natural gas / LP
Cooling Air-Cooled
Rated output — natural gas 11 kW
Rated output — LP 12 kW
Frequency 60 Hz
Controller RDC2 Controller
Engine displacement 725 cm³ (44 cu. in.)
Engine speed 3600 rpm
Electrical configuration 12RESVL,RXT 100 Amp, 12-space load center, NEMA1
Line circuit breaker 60 A
Generator dimensions 30.6 in. x 28 in. x 32.4 in. (777 mm x 712 mm x 824 mm)

Manufacturer SKU: 12RESVL-100LC12

Included equipment

Generator and RXT 100-amp automatic transfer switch with a 12-space load center in a NEMA 1 enclosure.

Installation and sizing

Match voltage, phase, fuel supply, and connected loads to the selected configuration. Output depends on fuel and operating conditions. Installation, fuel-system work, and transfer-switch connections require a qualified installer.

View KOHLER model information and manuals

ManufacturerKOHLER
Model Number12RESVL-100LC12
Standby Rating11 kW NG / 12 kW LPG
Rated Current45.8 A NG / 50 A LPG
Line Circuit Breaker60 A
Fuel Consumption 100% LoadNG 216 cfh, LPG 103 cfh
Transfer Switch100 A Model RXT ATS, 12-space load center, NEMA 1 (indoor)
Shipping Weight453 lb (205 kg) with ATS
FuelNatural gas or LPG (field-convertible)
Voltage120/240 V, single-phase, 60 Hz
EngineKOHLER KT725, 725 cc V-2 air-cooled, 3600 rpm
ControllerRDC2 with OnCue Plus
EnclosureSteel, powder coat, 181 mph wind rating
Sound Level67 dB(A) exercise, 71 dB(A) full speed at 7 m
Fuel Inlet1/2 in NPT
CertificationscUL/UL 2200, EPA
Dimensions (L x W x H)30.6 x 28 x 32.4 in (777 x 712 x 824 mm)
Warranty5-year/2000-hour Premium limited

Specifications are from the manufacturer and may change. Questions? Call (888) 831-0450.

KOHLER 5-Year / 2000-Hour Premium Limited Warranty

Coverageparts, labor and travel for 5 years or 2000 hours, whichever occurs first
Usestationary standby backup to a utility source in the US; mobile or non-standby use voids the warranty
Registrationstartup by a KOHLER distributor/dealer registered via Kohler Power Assistant, else term runs from purchase date
Optional7-year and 10-year extended limited warranties available
How to claimcall 1-800-544-2444 or email Resi-warranty@kohler.com

Manufacturer warranties are provided by the manufacturer. Keep your invoice as proof of purchase. Questions about a warranty claim? Call (888) 831-0450.

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