Kohler 12kW Generator RES
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.*
Reliable
Inside this generator is a commercial-grade engine built to withstand extreme workloads year after year.
Powerful
In just 10 seconds, your KOHLER generator automatically restores power to your heat or AC as well as appliances and electronics.*
Premium warranty
We’ve got you covered with 5-year, 2,000-hour protection and a steel enclosure that’s built to last.
Flexible
Fits both standby and off-grid applications for the ultimate versatility while saving the battery with hibernating controller capability
THE POWER YOU NEED
PowerBoost(TM) technology provides the power to start large loads without dropping power to other appliances
Extraordinary peak motor-starting capacity to start and run a typical 4 ton air conditioner while still running other home appliances and electronics
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)
THE CONVENIENCES YOU EXPECT
ADC-RES Advanced Digital Control designed for today’s sophisticated electronics
Quiet, neighborhood-friendly operation with sound levels similar to a typical central air conditioner
Steel enclosure with automotive-grade paint for advanced corrosion protection
Runs on either natural gas or liquid propane (LPG) with simple switching between natural gas and LPG in the field
Streamlined installation, including built-in base that eliminates need for concrete mounting pad and simple terminal block for easy field connections
| Rated kW LP | 12 kW |
|---|---|
| Rated kW NG | 10.4 kW |
| Amps LP | 50 Amps |
| Amps NG | 43 Amps |
| Peak Motor Starting kVA @240 V | 32 kVa |
| Alternator Note | All information shown is for 1 Phase 60 Hz generator with the largest alternator option available. |
| Displacement | 0.725 L (44 cu. in.) |
| Horsepower | NG 20.5 HP, LP 23.6 HP |
| Enclosure Material | Steel |
| Sound Output During Weekly Exercise | 65 dB(A) |
| Sound Output During Full-speed Operation | 65 dB(A) |
| Response Time | 10 Seconds |
| Warranty | Premium five-year limited warranty |
| Country of Origin | US |
| Certifications/Listings | UL 2200|CARB|EPA |
| Automatic Transfer Switch Included | No |
| Remote Monitoring Available | Yes |
| Off Grid Warranty | N/A |
| Off Grid / Utility Backup | Utility Backup|Off Grid |
| Weight | 400 lbs. |
| Alternator Type | 2-Pole, Rotating Field |
| Fuel Consumption on NG at 50% load? | 124 cfh |
| Fuel Consumption on LP at 50% load? | 60 cfh |
| Controller | Advanced Digital Control |
| Cylinder Arrangement | V-2 |
| Dimensions | 1123mm x 726mm x 804mm (44.2 in. x 28.6 in. x 31.6 in.) |
| Engine Manufacturer/Description | KOHLER |
| Engine Model | CH740 |
| Engine/Alternator RPM | 3600 RPM |
| Fuel Type | Natural Gas|LP |
| Frequency | 60 Hz|50 Hz |
| Phase | Single Phase |
| Voltage @ 60 Hz | 120/240 |
| Digital Voltage Regulation | 1.5% |
| Built in Mounting Pad | Yes |
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