KOHLER SDMO Diesel Generator 118KW with Soundproofed Enclosure | J120U

Optimized Sound Level, Compact Footprint - Big Performance, Reliable Power in Extreme Conditions. Designed for industrial users, they cover a wide field of applications.

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KOHLER SDMO Diesel Generator 118KW with Soundproofed Enclosure | J120U


Optimized Sound Level, Compact Footprint – Big Performance, Reliable Power in Extreme Conditions. Designed for industrial users, they cover a wide field of applications.

General characteristics

This product is only for export outside USA
Engine brand                  JOHN DEERE
Engine type                     4045HSG21
Performance class        G3
Frequency (Hz)              60 Hz
Standard Voltage (V)   208/120 – (twelve-lead reconnectable stator)
Standard Control Panel APM303


Mechanical governor
Mechanically welded chassis with antivibration suspension
Highly durable QUALICOAT-certified epoxy paint, specially developed for KOHLER-SDMO
Main line circuit breaker
Radiator for core temperature of 48/50°C max with mechanical fan
Starting battery
12 V charge alternator and starter
Delivered with oil and coolant -30°C
Manual for use and installation

Available ex factory. (Call to confirm)

can be export

Product can be export to the Caribbean, Latin America and other parts of the world with an additional payment.

Chat with one of our customer service representatives on Whatsapp (green button below) or call us at +1.954.657.7777 for shipping from USA to your country.

IMPORTANT: Before adding your product to the cart, contact us on Whatsapp (green button below) or by phone +1.954.657.7777 to check the availability of the product you wish to buy. We want to serve you as you deserve.

Additional Info


Details and Specifications

Benefits & features 

KOHLER SDMO premium quality 

  • Design offices using the latest technical innovations 
  • Modern fully certified factories 
  • A cutting edge laboratory 
  • The generating set, its components and a wide range of options have been fully developed, prototype tested, factory built, and production tested 

KOHLER SDMO premium performances 

  • Optimized and certified sound levels 
  • Reliable power, even in extreme conditions 
  • Optimized fuel consumption 
  • Compact footprint 
  • Best quality of electricity, high starting and loading capacity, according to ISO8528-5 
  • Robust base frames and high-quality enclosures 
  • Protection of installations and people 
  • Approved in line with the most stringent standards 


  • Premium level engines, in-house or from strong partners 
  • High power density, small footprint 
  • Low temperature starting capability 
  • Long maintenance interval 


  • Provide industry leading motor starting capability 
  • Made in Europe 
  • Built with a class H insulation and IP23 


  • A compact and complete solution using a mechanically driven radiator fan 
  • Designed or optimized by KOHLER-SDMO 
  • High temperature and altitude product capacity available 

Base frame and enclosure 

  • High quality steel with enhanced corrosion resistance 
  • Highly durable QUALICOAT-certified epoxy paint 
  • Minimum 1000 hours of resistance to salt spray in accordance with ISO12944 
  • Ergonomic access to allow easy maintenance and  
  • connection of the generator  
  • Robust design optimized for transportation 

Product Specifications:

Generator modelJ120U
Standard Voltage208/120
Amps @ 208V411
Standby Power (ESP)118kW / 148KVA
Prime Power (PRP)108kW / 135KVA
Fuel Consumption 60 Hz Diesel at 75% Prime Power: Lph24.3
Tank capacity (L)190
Soundproofed Enclosure typeM138
Acoustic pressure level @7m in dB(A) 60Hz (100% PRP)71
Engine Specifications
Engine model4045HSG21
Displacement (L)4.5
Cyl. qty.4L
Alternator Specifications
Number of poles4
Number of bearingSingle Bearing
Indication of protectionIP23
Insulation classH
Number of wires12
AVR RegulationYes
Capacity for maintaining short circuit at 300% of rated current for 10 sYes


Reference Conditions: 25°C Air Inlet Temperature, 40°C Fuel Inlet Temperature, 100 kPa Barometric Pressure; 10.7 g/kg of dry air Humidity. Intake Restriction set to maximum allowable limit for clean filter; Exhaust Back pressure set to maximum allowable limit. Data was taken from a single engine test according to the test methods, fuel specification and reference conditions stated above and is subjected to instrumentation and engine-to-engine variability. Test conducted with alternate test methods, instrumentation, fuel or reference conditions can yield different results. Data and specifications subject to change without notice.

Controller Specifications

The APM303 is a versatile unit which can be operated in manual or automatic mode. It offers the following features:

  • Measurements: phase-to-neutral and phase-to-phase voltages, fuel level (In option : active power currents, effective power, power factors, Kw/h energy meter, oil pressure and coolant temperature levels)
  • Supervision: Modbus RTU communication on RS485
  • Reports: (In option : 2 configurable reports)
  • Safety features: Overspeed, oil pressure, coolant temperatures, minimum and maximum voltage, minimum and maximum frequency (Maximum active power P<66kVA)
  • Traceability: Stack of 12 stored events

PRODUCT Related documents:

3 pole Circuit Breaker 400A

Commercial brochure MK-PP-IN-DO-EN-202

Control Panel APM303_EN

Datasheet_Canopy_M138 (J120U)


Industrial Range Pocket Guide MK-PG-IN-DO-EN-211

M138 enclosure concrete slab drawing 35002048701-B

M138 Soundproofed version drawing 30001529301F

The 10 key points wich make the difference WEB-PPR-GC-DO-EN-71

Additional Info
Weight3097 lbs
Dimensions101 × 44 × 62 in


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