Our generators for backup power provide reliability and performance. When you lose power during an outage or storm, a hard-working 12 kW KOHLER® generator keeps your appliances working, the heat or AC running and your security system on.* OnCue® Plus Generator Management System is standard with every RESV or RESVL generator.
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.
EnclosureBold new Kohler design in steel, dipped in e-coat for extra corrosion protection and painted with a durable powder coat finish.
Remote MonitoringEvery 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.
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: 12RESV at 16.8kVA 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 Series 7000 V-twin engine with efficient OHV design. operation speed is 3600 rpm (the standard for air-cooled generators)
Compatible with Programmable Interface Module (PIM) and RXT, RDT and RSB Automatic Transfer Switches
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
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.
*Based on generator and load size.
|Rated kW LP||12 kW|
|Rated kW NG||11 kW|
|Amps LP||50.0 amps|
|Amps NG||45.8 amps|
|Peak Motor Starting kVA @240 V||20.3 kVa|
|Alternator Note||All information shown is for 1 Phase 60 Hz generator with the largest alternator option available.|
|Displacement||725 cm³ (44 cu. in.)|
|Horsepower||NG 18 HP, LP 21.4 HP|
|Sound Output During Weekly Exercise||67 dB(A)|
|Sound Output During Full-speed Operation||71 dB(A)|
|Response Time||10 seconds|
|Warranty||Premium five-year limited warranty|
|Country of Origin||US|
|Automatic Transfer Switch Included||No|
|Remote Monitoring Available||Included|
|Off Grid / Utility Backup||Utility Backup|
|Weight||433 lbs. (196 kg)|
|Alternator Type||2-Pole, Rotating Field|
|Fuel Consumption on NG at 50% load?||128 cfh|
|Fuel Consumption on LP at 50% load?||57 cfh|
|Dimensions||777 mm x 712 mm x 824 mm (30.6 in. x 28 in. x 32.4 in.)|
|Engine Model||KT725 1.9L, 4-Cycle|
|Fuel Type||Natural Gas|LPG|
|Voltage @ 60 Hz||120/240|
|Digital Voltage Regulation||±1.0%|
|Built in Mounting Pad||Yes|
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