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Kohler 12RES-QS11 12KW 120/240 Single Phase Standby Generator New

Manufacturer: Kohler


  • Kohler 12RES-QS11 12KW 120/240 Single Phase Standby Generator New


$ 4,925.00

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Kohler 12RES-QS11 12KW 120/240 Single Phase Standby Generator New

Kohler 12RES-QS11 12KW 120/240 Single Phase Standby Generator New

Product Overview

Affordable, commercial-grade power for basic power needs. When a bad storm or utility failure knocks out your power, the 12RES KOHLER® generator keeps your lights on, fridge cold and sump pump working. This generator will power most appliances in smaller homes, or a few critical items in larger homes.

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5 year comprehensive warranty


Brand new in box


Free shipping


Works with liquid propane or natural gas


Authorized Kohler dealer


  • Kohler™ 12RES Home Standby Generator
  • Requires Kohler RDT Automatic Transfer Switch (Sold Separately)
  • Kohler™ Command PRO® OHV Engine
  • Meets emission regulations for U.S. EPA & California
  • Powerful and reliable engine with hydraulic valve lifters
  • Simple field conversion between natural gas and LP
  • Premium Warranty
  • Covered by a 5-Year / 2,000-Hour Limited Warranty
  • PowerBoost™ Technology
  • Greater motor-starting ability for large electrical loads
  • Provides enough power to start a 4-Ton (48,000 BTU) central AC
  • Cleaner Power for Sensitive Electronics
  • Protects sophisticated electronics with low distortion (THD)
  • Faster Response
  • Kohler™ generators restore power in as little as 10 seconds
  • Quiet Operation
  • Maintains neighborhood solitude 65 dB(A) at 7 m (23 ft)
  • ADC-RES Advanced Digital Control
  • Digital voltage regulation & engine speed governing
  • LED display shows system status and setup information
  • Easy Installation
  • Polymer base eliminates the need for a concrete pad
  • Load connection terminal block allows easy field wiring
  • Galvanneal® Steel Enclosure
  • Automotive-grade paint for superior corrosion-protection
  • Rodent-proof construction prevents unwanted pests
  • Compatible For Off-Grid Applications
  • 18-Month / 1000-Hour Off-Grid Limited Warranty


Weight400 Pounds
Made in USAYes
Consumer Warranty5 Years
Commercial Warranty5 Years
Product StyleStandby Generator
Product Length44.2 Inches
Product Width28.6 Inches
Product Height31.6 Inches
Voltage120/240 Single-Phase
Frequency60 Hertz
Rated Watts12000 Watts
Fuel TypeLP/Natural Gas
NG Power Capacity10400 Watts
LP Power Capacity12000 Watts
NG Fuel Consumption @ 50% Load124 ft³/hr
NG Fuel Consumption @ 100% Load193 ft³/hr
LP Fuel Consumption @ 50% Load1.8 gallons/hr
LP Fuel Consumption @ 100% Load2.3 gallons/hr
Rated Amps50 Amps
Decibel Rating @ 7m65
Transfer SwitchAutomatic (Not Included)
BatteryNot Included (525 CCA)
A/C Ton Rating4-Tons
Mounting PadComposite (Included)
Cooling SystemAir Cooled
UL ListedYes
Grade TypeEmergency
Wi-Fi Remote MonitoringSold Separately
Engine BrandKohler
Starting System12v Auto Start
CC725 CC
Consumer Engine Warranty5 Years
Commercial Engine Warranty5 Years
Engine RPM3600 RPM
Low Oil Alert/ShutdownYes

Package Contents

Kohler 12RES-QS11 12KW 120/240 Single Phase Standby Generator

User's manual


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This item comes with a 5 year comprehensive warranty.

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