Cat® C18 Industrial Power Unit

The Cat® C18 Industrial Power Unit is offered in ratings ranging from 429-470 bkW (575-630 bhp)@ 1800-1900 rpm. 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 630 HP
Rated Speed 1800-2000 rpm
Minimum Power 575 HP
Emissions U.S. EPA Tier 4 Final, EU Stage V
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
Bore 5.7 in
Stroke 7.2 in
Displacement 1104.5 in³
Compression Ratio 16.0:1
Aspiration Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise
Aftertreatment DOC+DPF+SCR
Length 99.7 in
Width 48.9 in
Height 79 in
Weight 5842 lb
Width 43.8 in
Height 25.7 in
Weight 591 lb
Diameter 13 in
Length 33.6 in
Width 11.3 in
Height 21.7 in
Weight 42.8 lb
Volume Capacity 51.1 qt (US)
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
  • Remote fan control
  • Configurable software features
  • Engine monitoring system SAE J1939 broadcast and control
  • Integrated Electronic Control Unit (ECU)
Cooling System
  • Thermostats and housing, vertical outlet
  • Centrifugal water pump
  • Guidance on cooling system design available through your dealer to ensure equipment reliability
Flywheels and Flywheel Housing
  • Choice of SAE No. 0 or SAE No. 1 flywheel housing
  • Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage IV).
Fuel System
  • MEUI injection
  • Primary fuel filter
  • Secondary fuel filters
  • Fuel transfer pump
  • Electronic fuel priming
Lube System
  • Open crankcase ventilation system
  • Oil cooler
  • Oil filler
  • Lube oil filter
  • Oil dipstick
  • Gear driven oil pump
  • Choice of front, rear or center sumps
  • Open crankcase ventilation system with fumes disposal (optional OCV filter system) (Tier 4 Final, Stage IV)
Power Take Off (PTO)
  • SAE A, 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
  • Paint: Caterpillar yellow, with optional colors available at request
U.S. EPA Tier 4 Interim, EU Stage IIIB Aftertreatment / Clean Emissions Control Equipment
  • Cat Regeneration System
  • Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
  • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
  • NOx Reduction System (NRS)
  • Flex pipe connection kit with 90° rotatable elbows to attach to Cat Regeneration System Inlet
  • Available in 12 volt or 24 volt systems
U.S. EPA Tier 4 Final, EU Stage IV Aftertreatment/ Clean Emissions Control Equipment
  • Cat Regeneration System
  • Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
  • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
  • Aftertreatment Electronic Control Unit (ECU)
  • NOx Reduction System (NRS)
  • Pump Electronic Control Unit (PETU)
  • Selective Catalytic Reduction (SCR)
  • Available in 12V or 24V systems