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Cat® C9.3B Industrial Power Unit

The Cat® C9.3B Industrial Diesel Power Unit is offered in ratings ranging from 230-310 kW (308-416 hp) @ 1800-2200 rpm and meet Brazil MAR-1 and UN R96 Stage IIIA emission standards. Conveniently pre-configured for a wide range of applications, the Cat® Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.

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Maximum Power 416 HP
Rated Speed 1800-2200 rpm
Minimum Power 308 HP
Emissions Brazil MAR-1, UN R96 Stage IIIA
Engine Configuration Inline 6, 4-Stroke-Cycle-Diesel
Bore 4.5 in
Stroke 5.9 in
Displacement 567.5 in³
Compression Ratio 16.5:1
Aspiration Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise
Length 83 in
Width 43 in
Height 63 in
Weight 3265 lb
Air Inlet System
  • Turbocharged
  • Air-to-Air Aftercooled
  • Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
Control System
  • Electronic control system
  • Over-foam wiring harness
  • Automatic altitude compensation
  • Power compensated for fuel temperature
  • Configurable software features
  • Engine monitoring system SAE J1939 broadcast and control
  • Integrated Electronic Control Unit (ECU)
  • Remote fan control
Cooling System
  • Vertical or RH thermostat outlet
  • Centrifugal water pump
  • Guidance on cooling system design available through your dealer to ensure equipment reliability
Flywheels and Flywheel Housing
  • Dual rear PTO configuration
  • Available SAE No. 1 power take off with optional SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments.
Fuel System
  • Electronic high pressure common rail
  • Primary fuel filter
  • Secondary fuel filters
  • Fuel transfer pump
  • Electronic fuel priming
Lube System
  • Oil cooler
  • Oil filler
  • Lube oil filter
  • Oil dipstick
  • Gear driven oil pump
  • Choice of front, rear or center sumps
Power Take Off (PTO)
  • SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
General
  • Vibration damper
  • Lifting eyes