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Cat® C7.1 Industrial Power Unit

The C7.1 Industrial Power Unit is offered in ratings ranging from 151-225 kW (202-302 hp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage IV and Japan 2014 (Tier 4 Final) 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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    • Aftertreatment Dimensions
      Height
      18.4 in
      Length
      30.4 in
      Weight
      198 lb
      Width
      31.2 in
    • Emission Standards
      Emissions
      U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final)
    • General
      Aftertreatment
      DOC+DPF+SCR
      Aspiration
      Series Turbocharged Aftercooled (TTA)
      Bore
      4.1 in
      Compression Ratio
      16.5:1
      Displacement
      427.7 in³
      Engine Configuration
      Inline 6, 4-Stroke-Cycle Diesel
      Rotation from Flywheel End
      Counterclockwise
      Stroke
      5.3 in
    • Power Rating
      Maximum Power
      302 HP
      Maximum Torque
      940 lb-ft @ 1400 rpm
      Minimum Power
      202 HP
      Rated Speed
      1800-2200 rpm
    • Power Unit Dimensions
      Height
      57.5 in
      Length
      69.6 in
      Weight
      2204 lb
      Width
      36.1 in
    Air Inlet
    • Standard air cleaners
    Control System
    • Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments
    • Flexible and configurable software features and well-supported SAE J1939 CAN bus enables highly integrated machines
    Cooling System
    • Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
    • 50:50 water glycol mix
    • Guidance on cooling system design available through your dealer to ensure equipment reliability
    Flywheels and Flywheel Housing
    • Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations
    Fuel System
    • Electronic high pressure common rail
    Lube System
    • Wide choice of sumps for different applications
    General
    • Paint: Caterpillar yellow, with optional colors available at request
    U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) Aftertreatment/ Clean Emissions Control Equipment
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • NOx Reduction System (NRS)
    • Selective Catalytic Reduction (SCR)
    • 3" flex pipe connection with straight, 45°, and 90° options for flexibility

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