2019 Kohler Engine 48RCLB 48 kW Generator


Kohler Engine
48RCLB 48 kW Generator



48RCLB Single Phase or Three Phase, Natural Gas|LPG

Reliable power for large residential or small business needs. When the power goes out during a bad storm or power failure, your 48 kW KOHLER® generator with industrial-grade engine keeps your home or business - from central air to sump pump to personal computers - up and running.*

  • Smart: You get steady, high-quality power that protects your electronics from damage related to low-quality power sources.
  • Powerful: In just 10 seconds, your KOHLER generator automatically restores power and keeps you connected to the things you love to do.
  • 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.
The Power You Need
  • Powerful operation on either natural gas or liquid propane (LPG); the 48RCLB provides 200 amps on LPG and natural gas
  • Extraordinary peak motor-starting capacity, with 48RCLB at 113 kVA 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 Kohler KG6208 industrial-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
The Conveniences You Expect
  • 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 61 dBA at full speed and 57 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
  • Rated kW LP: 48 kW
  • Rated kW NG: 48 kW
  • Amps LP: 200 amps
  • Amps NG: 200 amps
  • Peak Motor Starting kVA @240 V: 113 kVa
  • Alternator Note: All information shown is for 1 Phase 60 Hz generator with the largest alternator option available.
  • Displacement: 6.2 L (378 cu. In.)
  • Horsepower: 103 hp
  • Enclosure Material: Aluminum
  • Sound Output During Weekly Exercise: 57 dB(A)
  • Sound Output During Full-speed Operation: 61 dB(A)
  • Response Time: 10 seconds
  • Warranty: Premium five-year limited warranty
  • Country of Origin: US
  • Certifications/Listings: UL 2200|EPA|CSA
  • Automatic Transfer Switch Included: No
  • Remote Monitoring Available: Yes
  • Off Grid / Utility Backup: Utility Backup
  • Weight: 1690 lb. (767 kg)
  • Alternator Type: 4-Pole, Rotating Field
  • Fuel Consumption on NG at 50% load: 512 cfh
  • Fuel Consumption on LP at 50% load: 172 cfh
  • Controller: RDC2 Controller
  • Cylinder Arrangement: V-8
  • Dimensions: 2280 mm x 836 mm x 1182 mm (89.8 in. x 32.9 in. x 46.5 in.)
  • Engine Manufacturer/Description: KOHLER
  • Engine Model: KG6208, 6.2L, Natural Aspiration
  • Engine/Alternator RPM: 1800
  • Fuel Type: Natural Gas|LPG
  • Frequency: 60 Hz|50 Hz
  • Phase: Single Phase or Three Phase
  • Voltage @ 60 Hz: 120/240
  • Digital Voltage Regulation: ±1.0%
  • Built in Mounting Pad: No
*Based on generator and load size. **PRM or Load Shed Kit compatible with single phase generators only.



Engine Type
KG6208, 6.2L, Natural Aspiration
103 hp
6.2 L (378 cu. In.)


89.8 in. (2280 mm)
32.9 in. (836 mm)
46.5 in. (1182 mm)
1690 lb. (767 kg)


AC Output
48 kW
Noise Level
61 dB(A)

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