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The Cat® C15 ACERT™ Industrial Power Unit is offered in ratings ranging from 354-433 bkW (475-580 bhp) @ 1800-2100 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.

Power Rating

Minimum Power 475.0 BHP 354.0 bkW Less
Maximum Power 580.0 BHP 433.0 bkW Less
Rated Speed 1800-2100 rpm 1800-2100 rpm Less

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. U.S. EPA Tier 4 Final, EU Stage IV Nonroad Emission Standards. Designed to meet proposed EU Stage V Nonroad Emission Standards. Less


Engine Configuration Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel Less
Bore 137 mm (5.39 in) 137 mm (5.39 in) Less
Stroke 171 mm (6.73 in) 171 mm (6.73 in) Less
Displacement 15.2 L (927.6 in³) 15.2 L (927.6 in³) Less
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Less
Compression Ratio 17:1 17:1 Less
Rotation from Flywheel End Counterclockwise Counterclockwise Less
Cooling System - Capacity 26.9 L (28.4 qt) 26.9 L (28.4 qt) Less
Lube System - Refill 38-72 L (40-76 qt) 38-72 L (40-76 qt) Less

Power Unit Dimensions - Approximate

Height 1912-2006 mm (75.3-79 in) 1912-2006 mm (75.3-79 in) Less
Length 2172-2488 mm (85.5-98 in) 2172-2488 mm (85.5-98 in) Less
Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C 2113-2650 kg (4658-5842 lb) 2113-2650 kg (4658-5842 lb) Less
Width 1180-1229 mm (46.5-48.4 in) 1180-1229 mm (46.5-48.4 in) Less

Aftertreatment Dimensions - Approximate

Diameter 330.2-355.6 mm (13-14 in) 330.2-355.6 mm (13-14 in) Less
Height 451.3-654 mm (17.8-25.7 in) 451.3-654 mm (17.8-25.7 in) Less
Weight 180-268 kg (397-590.8 lb) 180-268 kg (397-590.8 lb) Less
Width 779.8-1112 mm (30.7-43.8in) 779.8-1112 mm (30.7-43.8in) Less

PETU Dimensions - Tier 4 Final, Stage IV Only

Height 551 mm (21.7 in) 551 mm (21.7 in) Less
Length 854 mm (33.6 in) 854 mm (33.6 in) Less
Volume Capacity 48.4 L (51.1 qt) 48.4 L (51.1 qt) Less
Weight 19.42 kg (42.8 lb) 19.42 kg (42.8 lb) Less
Width 287 mm (11.3 in) 287 mm (11.3 in) Less

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.

High Performance

Simple and efficient turbocharger with balance valve provides optimal air management and improved fuel efficiency.

Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Fuel & Oil

Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 10 ppm sulfur (EU) and 15 ppm sulfur (U.S.), and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

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