Yanmar 4JH45 Marine Engine
Part No: 4JH45

Rated Output: 33.1 kW / 45 mhp
Rated Speed: 3000 rpm
No. of cylinders: 4 cylinders
Combustion system: Direct Injection, Bosch Common Rail System
Aspiration: Natural
Dry weight without gear: 220kg / 485 lbs
Controls: Mechanical (optional – VC10 system)
Certifications: RCD 2 EPA Tier 3 EPA Tier 3C BSO II EMC SOLAS

SKU: 4JH45 Categories: ,


Standard Engine Package

  • Exhaust mixing elbow [L-type]
  • Alternator 12V – 125A
  • B25 panel
  • Flexible mounts
  • Mechanical throttle sensor
  • Fuel pre-filter with water separator
  • Fresh water expansion tank
  • Belt safety cover

Optional Accessories

  • High-riser mixing elbow [instead of L-elbow]
  • Secondary alternator 12V – 125A or 24V – 60A
  • C35 panel
  • Extension harness [3m, 5m, 10m]
  • Second station
  • TFX Sidemount control head
  • VC10 Vessel Control System
  • NMEA2000 Engine monitoring system
  • Semi 2-pole
  • SOLAS including Certificate [factory fit only]
  • Hot water kit with cocks
  • Extension saildrive leg [75 mm]
  • Propeller cone nut kit SD60
  • On-board spare parts kit

Additional information




Water Cooled




EU Stage III B / Tier 4i

Max Power kW

30 kW – 40 kW


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Part No: 4JH45