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The Cat® C6.6 Industrial Power Unit is offered in ratings ranging from 129.5-168 bkW (173.7-225.3 bhp) @ 1800-2500 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. 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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Power Rating
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Maximum Power 225.3 HP 168.0 kW
Rated Speed 2200 rpm 2200 rpm
Minimum Power 174.0 HP 129.5 kW

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

With maximum torque levels maintained, this engine provides class-leading power take-off capability.

Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

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

C6.6 Standard Equipment

Air Inlet System
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  • Mounted air filter and turbocharger