Features

    Overview

    Our most popular generators for backup power provide award-winning reliability and performance. When you lose power during an outage or storm, a hard-working 14/20 kW KOHLER® generator keeps your appliances working, the heat or AC running and your security system on. Now also available in 3 phase.*

    • Reliable.
      Every KOHLER® generator is equipped with a heavy-duty, commercial-grade engine that stands up to extreme weather.
    • Powerful.
      In just 10 seconds, your KOHLER generator automatically restores power to a 5-ton (60,000 BTU) air conditioner, major appliances and electronics.*
    • Premium warranty.
      We've got you covered with 5-year, 2,000-hour protection, and a corrosion-proof enclosure that's built to last.
    • Award winner.
      KOHLER generators have received several awards, including the Most Valuable Product (MVP) Award 2010 by Building Products magazine.

    THE POWER YOU NEED

    • PowerBoost™ technology provides power to start large loads such as central air conditioners without dropping power to other appliances
    • Extraordinary peak motor-starting capacity: 14RCA at 33kVA at 240V and 20RCA at 41kVA at 240V
    • Premium power quality delivers exceptional digital voltage and frequency regulation along with low levels of harmonic distortion to protect sophisticated electronics
    • Powered by reliable KOHLER Command PRO® engine, designed and tested for tough commercial applications; with hydraulic valve lifters to eliminate need for lengthy break-in periods and expensive valve adjustments; operation speed is 3600 rpm (the standard for air-cooled generators)
    • Compatible with OnCue® Plus and OnCue® Plus Wireless Generator Management Systems, and Programmable Interface Module (PIM)
    • Also compatible with Load Control Module (LCM) or Load Shed kit with single-phase generators only

    THE CONVENIENCES YOU EXPECT

    • RDC2 controller designed for today's sophisticated electronics manages both the generator set and Model RXT transfer switch functions
    • Quiet, neighborhood-friendly operation with sound levels similar to a typical central air conditioner
    • Stylish corrosion-proof enclosure impact tested to -30°F
    • 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.
    • Streamlined installation, simple terminal block for easy field connections. Kohler also offers concrete mounting pads to lower installation costs and time.

    BLEND IN OR STAND OUT

    • Take your generator to the next level with Mossy Oak® camouflage patterns - only from Kohler. Three popular camouflage patterns that allow your generator to Blend In with the surrounding landscaping or to Stand Out to show your appreciation for your favorite Mossy Oak camouflage pattern. Choose from Original Bottomlands, Break-Up Country, or Shadow Grass Habitat. Available on single phase generators only.
    • Sell Sheet - g12557.pdf


    *Based on generator and load size.

    Specs

    Model

    20RCA

    Rated kW LP

    20 kW

    Rated kW NG

    18 kW

    Amps LP

    83 amps

    Amps NG

    75 amps

    Peak Motor Starting kVA @240 V

    41 kVa

    Alternator Note

    All information shown is for 1 Phase 60 Hz generator with the largest alternator option available.

    Displacement

    999 cm³ (61 cu. in.)

    Horsepower

    NG 27.1 HP, LP 30.9 HP

    Enclosure Material

    Aluminum

    Sound Output During Weekly Exercise

    64 dB(A)

    Sound Output During Full-speed Operation

    69 dB(A)

    Response Time

    10 seconds

    Warranty

    Premium five-year limited warranty

    Country of Origin

    US

    Certifications/Listings

    UL 2200,cUL,EPA,CSA

    Automatic Transfer Switch Included

    Sold Separately

    Remote Monitoring Available

    Included

    Off Grid / Utility Backup

    Utility Backup

    Weight

    555 lbs. (252 kg)

    Alternator Type

    2-Pole, Rotating Field

    Fuel Consumption on NG at 50% load?

    161 cfh

    Fuel Consumption on LP at 50% load?

    82 cfh

    Controller

    RDC2 Controller

    Cylinder Arrangement

    V-2

    Dimensions

    1193 mm x 666 mm x 817 mm (47 in. x 26.2 in. x 32.2 in.)

    Engine Manufacturer/Description

    KOHLER

    Engine Model

    CH1000

    Engine/Alternator RPM

    3600

    Fuel Type

    Natural Gas,LPG

    Frequency

    60 Hz

    Phase

    Single Phase or Three Phase

    Voltage @ 60 Hz

    120/240|277/480

    Digital Voltage Regulation

    ±1.0%

    Built in Mounting Pad

    Yes