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Ziegler CAT

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.

Brand: Caterpillar


360° View


360° Exterior view. Double click on the image to zoom in on any area of the product.


  • Power Rating
    Minimum Power 575 HP
    Maximum Power 630 HP
    Rated Speed 1800-2000 rpm
  • Emission Standards
    Emissions U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. Designed to meet proposed EU Stage V nonroad emission standards.
  • General
    Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
    Bore 145 mm (5.71 in)
    Stroke 183 mm (7.2 in)
    Displacement 18.1 L (1104.5 in³)
    Aspiration Turbocharged Aftercooled (TA)
    Compression Ratio 16:1
    Rotation from Flywheel End Counterclockwise
  • Power Unit Dimensions - Approximate
    Height 1912-2006 mm (75.3-79 in)
    Width 1180-1241 mm (46.5-48.9 in)
    Length 2172-2532 mm (85.5-99.7 in)
    Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C 2113-2650 kg (4658-5842 lb)
  • Aftertreatment Dimensions - Approximate
    Weight 180-268 kg (397-590.8 lb)
    Diameter 330.2 mm (13 in)
    Width 762-1112 mm (30-43.8 in)
    Height 468-652 mm (18-25.7 in)
  • PETU Dimensions - Tier 4 Final, Stage IV Only
    Height 551 mm (21.7 in)
    Length 854 mm (33.6 in)
    Volume Capacity 48.4 L (51.1 qt)
    Weight 19.42 kg (42.8 lb)
    Width 287 mm (11.3 in)