Cat® C7.1 Industrial Power Unit

The C7.1 Industrial Power Unit is offered in ratings ranging from 151-205 bkW (202-275 bhp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage IV 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.

Minimum Power
202.0 bhp
Maximum Power
275.0 bhp
Emissions
U.S. EPA Tier 4 Final, EU Stage IV
Rated Speed
1800-2200 rpm

Specs

Power Rating

Minimum Power
202.0bhp
Maximum Power
275.0bhp
Rated Speed
1800-2200 rpm
Minimum Power
202HP
Maximum Power
275HP
Rated Speed
1800-2200 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final, EU Stage IV
Emissions
U.S. EPA Tier 4 Final

General

Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
105 mm (4.13 in)
Stroke
135 mm (5.3 in)
Displacement
7.01 L (427.7 in³)
Aspiration
Series Turbocharged Aftercooled (TTA)
Compression Ratio
16.5:1
Rotation (from flywheel end)
Counterclockwise
Cooling System Capacity
15.2 L (16 qt)
Lube System (refill)
13-16 L (13.7-16.9 qt)
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
105 mm (4.13 in)
Stroke
135 mm (5.3 in)
Displacement
7.01 L (427.7 in³)
Aspiration
Series Turbocharged Aftercooled (TTA)
Compression Ratio
16.5:1
Rotation from Flywheel End
Counterclockwise
Cooling System - Capacity
15.2 L (16 qt)
Lube System - Refill
13-16 L (13.7-16.9 qt)
Bore
4.1in
Stroke
5.3in
Displacement
427.7in³
Aftertreatment
DOC+DPF+SCR

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

Diameter
287-337.8 mm (11.3-13.3 in)
Weight
124-134 kg (273.4-295.4 lb)

Power Unit Dimensions - Approximate

Length
1461 mm (57.5 in)
Width
1769 mm (69.6 in)
Height
916 mm (36.1 in)
Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C
1000 kg (2204 lb)

Aftertreatment Dimensions - Approximate

Diameter
287-337.8 mm (11.3-13.3 in)
Width
714.4 mm (28.1 in)
Height
618.5-643.9 mm (24.3-25.3 in)
Weight
124-134 kg (273.4-295.4 lb)

Power Unit Dimensions

Weight
2204lb
Width
69.6in
Length
57.5in
Height
36.1in

Aftertreatment Dimensions

Width
28.1in
Height
25.3in
Weight
296lb
Diameter
13.3in

Features

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.

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

High Performance

Series turbocharging with smart wastegate available on specific ratings for fast response, high power, and increased torque.

Series turbocharging with smart wastegate available on specific ratings for fast response, high power, and increased torque.

Fuel Efficiency

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

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 15 ppm sulfur, 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.

Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, 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.

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

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
  • 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

Standard Equipment

  • 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
    • ACERT Technology
    • Innovative filter design to ensure maximum protection of the engine
  • Lube System
    • Wide choice of sumps for different 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
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • NOx Reduction System (NRS)
    • 3" flex pipe connection kit with straight, 45°, and 90° options for flexibility
  • U.s. Epa Tier 4 Final, Eu Stage Iv 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

Optional Equipment