C7.1

C7.1

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 V 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.

Maximum Power 302 hp 225 kW
Maximum Torque 940 lb-ft @ 1400 rpm 1274 Nm @ 1400 rpm
Emissions U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final)

Technicial Specifications

Power Rating
Maximum Power 302 hp 225 kW
Maximum Torque 940 lb-ft @ 1400 rpm 1274 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm 1800-2200 rpm
Minimum Power 202 hp 151 kW
Emission Standards
Emissions U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final)
General
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
Bore 4.1 in 105 mm
Stroke 5.3 in 135 mm
Displacement 427.7 in³ 7.01 l
Compression Ratio 16.5:1 16.5:1
Aspiration Series Turbocharged Aftercooled (TTA) Series Turbocharged Aftercooled (TTA)
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment DOC+DPF+SCR DOC+DPF+SCR
Power Unit Dimensions
Length 69.6 in 1769 mm
Width 36.1 in 916 mm
Height 57.5 in 1461 mm
Weight 2204 lb 1000 kg
Aftertreatment Dimensions
Length 30.4 in 771 mm
Width 31.2 in 793 mm
Height 18.4 in 468 mm
Weight 198 lb 90 kg

Advantages and 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.

High Performance

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 & Oil

Tier 4 Final, EU Stage V and Japan 2014 (Tier 4 Final) 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.

Package Size

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

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
  • 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