Cat® C9 Industrial Power Unit

  • Overview
CALCULATE FINANCE

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Power Rating
Maximum Power 261 kW (350 HP)
Rated Speed 1800-2200 rpm
Minimum Power 205 kW (275 HP)
Emission Standards
Emissions China Stage II, U.S. EPA Tier 2 Equivalent or U.S. EPA Tier 3 Equivalent, EU Stage II Equivalent or EU Stage IIIA Equivalent
General
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
Bore 112 mm (4.4 in)
Stroke 149 mm (5.9 in)
Displacement 8.8 l (537 inu00b3)
Compression Ratio 16.3:1
Aspiration Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Power Unit Dimensions
Width 988 mm (38.9 in)
Weight 1490 kg (3285 lb)

Standard Equipment

  • Air Inlet System
    • Turbocharged
    • Air-to-Air Aftercooled
  • Control System
    • Electronic governing, PTO speed control
    • Programmable ratings
    • Automatic altitude compensation
    • Power compensation for fuel temperature
    • Programmable low and high idle and total engine limit
    • Electronic diagnostics and fault logging
    • Engine monitoring system SAE J1939 broadcast and control
    • ADEM™ A4 Electronic Control Unit (ECU)
  • Cooling System
    • Thermostats and housing, vertical outlet
    • Jacket water pump, centrifugal
    • Water pump, inlet
  • Exhaust System
    • Exhaust manifold, dry
    • Optional exhaust outlet
  • Flywheels and Flywheel Housing
    • SAE No. 1 flywheel housing
  • Fuel System
    • HEUI™ injection
    • Fuel filter, secondary (2 micron)
    • ACERT™ Technology
    • Fuel transfer pump
    • Fuel priming pump
  • Lube System
    • Crankcase breather
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Front sump oil pan
    • Oil dipstick
    • Gear driven oil pump
  • General
    • Vibration damper
    • Lifting eyes
    • Cold start capability to -20° C (-4° F)
    • Paint: Caterpillar yellow, with optional colors available at request

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