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38RCL Kohler Home Generator 38 Kw

38 kW Generator
38RCL SINGLE PHASE OR 3 PHASE, Natural Gas (NG) / Propane (LP)


Reliable power for large residential or small business needs. When the power goes out during a bad storm or power failure, your 38 kW KOHLER® generator with industrial-grade engine keeps your home or business – from central air to sump pump to personal computers – up and running.*

  • Powerful.
    In just 10 seconds, your KOHLER generator automatically restores power and keeps you connected to the things you love to do.
  • Smart.
    You get steady, high-quality power that protects your electronics from damage related to low-quality power sources.
  • Premium warranty.
    We’ve got you covered with 5-year, 2,000-hour protection, and an aluminum enclosure that’s built to last.
  • Quiet.
    Neighborhood-friendly, with weekly exercise volume that’s similar to a normal conversation.
  • Innovative.
    This generator’s patent-pending innovations include a three-fan, automotive-style cooling system that keeps the sound level down.


  • Powerful operation on either natural gas or liquid propane (LPG); the 38RCL provides 158 amps on natural gas or LPG, while the 48RCL provides 200 amps on natural gas or LPG
  • Extraordinary peak motor-starting capacity, with 38RCL at 95kVA at 240V and 48RCL at 113kVA at 240V
  • Premium power quality delivers exceptional digital voltage and frequency regulation along with extremely low levels of harmonic distortion to protect sophisticated electronics and appliances
  • Powered by General Motors Vortec automotive-grade engine with hydraulic valve lifters to eliminate need for lengthy break-in periods and expensive valve adjustments; operation speed 1800 rpm
  • Compatible with optional 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


  • RDC2 controller designed for today’s sophisticated electronics manages both the generator set and Model RXT transfer switch functions
  • Extremely quiet operation with sound at 61dBA at full speed and 58 dBA at exercise (normal conversation level)
  • Corrosion-resistant aluminum enclosure is standard
  • Runs on either natural gas or liquid propane (LPG) with simple switching between natural gas and LPG in the field
  • Streamlined installation, including simple terminal block for easy field connections

38RCL SINGLE PHASE OR 3 PHASE, Natural Gas (NG) / Propane (LP)

Rated kW LP38 kW
Rated kW NG38 kW
Amps LP158 amps
Amps NG158 amps
Peak Motor Starting kVA @240 V95 kVa
Alternator NoteAll information shown is for 1 Phase 60 Hz generator with the largest alternator option available.
Displacement4.3 L (262 cu. in.)
Horsepower75 HP
Enclosure MaterialAluminum
Sound Output During Weekly Exercise57 dB(A)
Sound Output During Full-speed Operation61 dB(A)
Response Time10 seconds
WarrantyPremium five-year limited warranty
Country of OriginUS
Certifications/ListingsCSA|EPA|UL 2200
Automatic Transfer Switch IncludedNo
Remote Monitoring AvailableYes
Off Grid / Utility BackupUtility Backup
Weight1740 lbs.
Alternator Type4-Pole, Rotating Field
Fuel Consumption on NG at 50% load?350 cfh
Fuel Consumption on LP at 50% load?145 cfh
ControllerRDC2 Controller
Cylinder ArrangementV-6
Dimensions2280mm x 836mm x 1147mm (89.8 in. x 32.9 in. x 45.2 in.)
Engine Manufacturer/DescriptionGeneral Motors
Engine ModelIndustrial Powertrain Vortec 4.3L
Engine/Alternator RPM1800
Fuel TypeNatural Gas|LPG
Frequency60 Hz|50 Hz
PhaseSingle Phase or 3 Phase
Voltage @ 60 Hz120/240
Digital Voltage Regulation±1.0%
Built in Mounting PadNo
Weight1800 lbs
Dimensions95 × 36 × 48 in



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