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Industrial

Cat®C18 Industrial Power Unit

  • Minimum Rating
    575.0 bhp
  • Maximum Power
    630 HP
  • Maximum Rating
    630.0 bhp
  • Rated Speed
    1800-2100
Power Rating
Minimum Rating
575.0 bhp
Maximum Power
630 HP
Maximum Rating
630.0 bhp
Rated Speed
1800-2100
Minimum Power
575 HP
Rated Speed
1800-2100
Minimum Rating
575 BHP
Maximum Rating
630 BHP
Emission Standards
Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
General
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Bore
145 mm (5.71 in)
Bore
145 mm (5.71 in)
Stroke
7.2 in
Displacement
1104.5 in³
Stroke
183 mm (7.2 in)
Stroke
183 mm (7.2 in)
Compression Ratio
16.3:1
Aspiration
Turbocharged Aftercooled (TA)
Displacement
18.1 L (1104.53 in³)
Displacement
18.1 L (1104.53 in³)
Aspiration
Turbocharged Aftercooled (TA)
Rotation from Flywheel End
Counterclockwise
Compression Ratio
16.3:1
Aftertreatment
-
Rotation
Counterclockwise
Power Unit Dimensions
Length
54.6 in
Width
36.3 in
Height
48.9 in
Weight
4844 lb
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
Length
1388 mm (54.6 in)
Width
921 mm (36.3 in)
Height
1243 mm (48.9 in)
Power Unit Dimensions - Approximate
Weight
2197.1 kg (4843.7 lb)
Width
921 mm (36.3 in)
Height
1243 mm (48.9 in)
Length
1388 mm (54.6 in)
  • Air Inlet System
    • Turbocharged Aftercooled (429-470 bkW, 575-630 bhp)
    • Twin Turbocharged Aftercooled (522-597 bkW, 700-800 bhp)
    • Air-to-Air Aftercooled
  • Charging System
    • Charging alternator 24 volt, 50 amp
  • 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
    • MEUI 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