Kohler 12kW RESV 120/240 Propane Backup Generator


12kW RESV Kohler Propane Generator and Battery

Our most popular kohler generators for backup power provide award-winning reliability and performance. When you lose power during an outage or storm, a hard-working 12kW RESV 120/240 Propane Backup 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 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.

Engine Specifications 10RESV 12RESV
Manufacturer Kohler
Engine: model, type KT725
Cylinder arrangement V-2
Displacement, cm3 (cu. in.) 725 (44)
Bore and stroke, mm (in.) 83 x 67 (3.3 x 2.6)
Compression ratio 9.0:1
Main bearings: quantity, type 2, Parent Material
Rated RPM
60 Hz 3600
Max. engine power at rated rpm, kW (HP)
LPG, 60 Hz 16 (21.4)
Natural gas, 60 Hz 13.4 (18)
Cylinder head material Aluminum
Valve material Steel/Stelliter
Piston type and material Aluminum Alloy
Crankshaft material Heat Treated, Ductile Iron
Governor: type Electronic
Frequency regulation, no load to full load Isochronous
Frequency regulation, steady state 1.0%
Air cleaner type Dry

Engine Electrical
Engine Electrical System 10RESV 12RESV
Ignition system Electronic,
Capacitive Discharge
Starter motor rated voltage (DC) 12
Battery (purchased separately):
Ground Negative
Volts (DC) 12
Battery quantity 1
Recommended cold cranking amps:
(CCA) rating for –18_C (0_F) 500
Group size 51
Lubricating System 10RESV 12RESV
Type Full Pressure
Oil capacity (with filter), L (qt.) * 1.9 (2.0)
Oil filter: quantity, type 1, Cartridge
* Oil capacity for a new, dry engine.

Battery: Group 51, 6VSG, 8/10/12RESV(L), 14/20 kW

Battery | GM75513-KP1

SKU: GE8205-1-1 Category:
Additional information
Weight 201 kg
Dimensions 145.4 × 78.4 × 95.6 cm