Toll-Free: 888-970-2271 | Local: 505-323-2032 | 5001 Edith Blvd NE Albuquerque, NM 87107 | 8702 Menaul Blvd NE Albuquerque, NM 87112

Kohler 12RESV – 12kW Home Standby Generator

Outlast the next power outage, maintain your family’s comfort, and power the basics with a 12-kW standby generator. Although small, it still packs plenty of power to start a 5-Ton air conditioner on 50% load. Backed with our best-in-class warranty covering parts, labor, and travel for the duration of the warranty.

Call to order this item. 888-970-2271.



  • High Quality Power. Kohler generators provide advanced voltage and frequency regulation along with ultra-low levels of harmonic distortion for excellent generator power quality to protect your valuable electronics.
  • Powerful. The Kohler 12 kW generator can easily start and run a 5-ton air conditioner with up to 5 kW preload.
  • Reliable. Kohler is known for extraordinary reliability and performance and backs that up with a 5-year or 2000 hour limited warranty.
  • Enclosure. Bold new Kohler design in steel, dipped in e-coat for extra corrosion protection and painted with a durable powder coat finish.
  • Remote Monitoring. Every 12RESV comes standard with OnCue® Plus, our remote monitoring system, which gives you peace of mind at home no matter where you are in the world.
  • RDC2 controller designed for today’s sophisticated electronics manages both the generator set and Model RXT transfer switch functions
  • Accepts natural gas fuel pressure as low as 3.5 inches
  • Quiet, neighborhood-friendly operation with sound levels similar to a typical central air conditioner
  • Meets 181 mph wind rating
  • Runs on either natural gas or liquid propane (LPG) with simple switching between natural gas and LPG in the field
  • Streamlined installation, simple terminal block for easy field connections. Kohler also offers concrete mounting pads to lower installation costs and time.


  • 12,000 Watts
  • Operates on Natural Gas or Liquid Propane
  • Length 30.6 inches, Width 28 inches, Height 32.4 inches
  • Dry weight of generator is 433 pounds
  • Model 12RESV 8 point logarithmic average sound levels are 67dB(A) during weekly engine exercise and 71dB(A) during full-speed generator diagnostics and normal operation. All sound levels are measured at 7 meters with no load.
  • 5-year/2000 hour limited warranty

Additional information

Weight433 lbs
Dimensions30.6 × 28 × 32.4 in


Cooling System

Air Cooled

Fuel Type

Natural Gas, Propane

Power Output


Sound Level

67 dB


5 year


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