The YANMAR TNV Series IOPU (Industrial Open Set Power Unit) is a powerful and compact power pack, delivering a well-engineered diesel solution in RTF (Radiator-to-Flywheel) format.

Now delivering even better cooling and lower fuel consumption thanks to design refinements.

Package includes:

  • Radiator & fan
  • Fan & belt guards
  • Fuel agglomerator
  • Cyclopac air cleaner
  • Exhaust silencer
  • Fuel lift pump
  • 12V starter motor
  • 12V alternator 40A
  • 12V solenoid
  • Low oil pressure switch
  • High water temp switch
  • Mounting feet
  • Key start module with 2m wiring loom


Type Vertical cylinder water-cooled diesel engine
Combustion Direct Injection
Aspiration Naturally aspirated
No. of cylinders 3
Displacement 1642 cc
Rated power kW @ rpm 26.8 @ 3000
Cooling system Radiator
Lubrication system Forced lubrication by trochoid pump
Starting system Electric, starter motor 12 V DC
Fuel filter Standard
Fuel pump Electric
Puller fan Standard
Thermostat Standard
Stop solenoid Standard
Alternator 40 A
PTO SAE-5 x 7.5"
Air cleaner Standard
Silencer Standard
Radiator Standard
Engine feet Standard
Start panel Key start module
Wiring c/w 2m harness
Dry weight 181 kg
Dimensions (L x W x H) 821 x 609 x 792 mm