C7.1

Cat® C7.1 Industrial Power Unit

C7.1 Industrial Power Unit

DESCRIPTION

The C7.1 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.

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.

Fuel Efficiency

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

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 SOS℠ 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
  • Specs
  • Docs

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
    • Cooling system designed for operation in 48 C (118 F) ambient.
  • 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
  • Power Take Off
    • SAE A or SAE B flanges on left-hand side. Right-hand side twin PTO also available. Engine power can also be taken from the front of the engine on some applications.
  • General
    • Paint: Caterpillar yellow

Specs

Overview

Long Name:
Cat® C7.1 Industrial Power Unit
Name:
C7.1
Brand:
Caterpillar
Status:
Current

Power Rating

Maximum Power
275 hp / 205 kW
Maximum Torque
774 lb-ft @ 1400 rpm / 1050 Nm @ 1400 rpm
Rated Speed
116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
Minimum Power
156 hp / 116 kW

Emission Standards

Emissions
China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA

General

Engine Configuration
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
16.8:1
Aspiration
Turbocharged Aftercooled (TA)
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-

Power Unit Dimensions

Length
68 in / 1728 mm
Width
31 in / 788 mm
Height
44.8 in / 1140 mm
Weight
1737 lb / 788 kg

SEE HOW C7.1 COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

Industrial Diesel Power Units
C7.1
C7.1 Industrial Power Unit
Brand
Caterpillar
Status
Current
Maximum Power
275 hp / 205 kW
Maximum Torque
774 lb-ft @ 1400 rpm / 1050 Nm @ 1400 rpm
Rated Speed
116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
Minimum Power
156 hp / 116 kW
Emissions
China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
Engine Configuration
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
16.8:1
Aspiration
Turbocharged Aftercooled (TA)
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-
Length
68 in / 1728 mm
Width
31 in / 788 mm
Height
44.8 in / 1140 mm
Weight
1737 lb / 788 kg
Industrial Diesel Power Units
C4.4
C4.4 EU StageV Tier 4 Industrial Power Units - Highly Regulated
Brand
Caterpillar
Status
Current
Maximum Power
188 hp / 140 kW
Maximum Torque
601 lb-ft @ 1400 rpm / 815 Nm @ 1400 rpm
Rated Speed
2000 - 2200 rpm
Minimum Power
137 hp / 102 kW
Emissions
EU Stage V, U.S. EPA Tier 4 Final, Japan 2014 (Tier 4 Final)
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
4.1 in / 105 mm
Stroke
5 in / 127 mm
Displacement
268.5 in³ / 4.4 l
Compression Ratio
16.0:2
Aspiration
Turbocharged Aftercooled (TA) or Twin Turbocharged Aftercooled (TTA)
Rotation from Flywheel End
Counterclockwise
Aftertreatment
DOC+DPF+SCR
Length
60.3 in / 1532 mm
Width
34.2 in / 869 mm
Height
53.7 in / 1364 mm
Weight
1559 lb / 707 kg
Industrial Diesel Power Units
C7.1
C7.1 Tier 4 Industrial Power Units - Highly Regulated
Brand
Caterpillar
Status
Current
Maximum Power
302 hp / 225 kW
Maximum Torque
940 lb-ft @ 1400 rpm / 1274 Nm @ 1400 rpm
Rated Speed
1800-2200 rpm
Minimum Power
202 hp / 151 kW
Emissions
U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final)
Engine Configuration
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
Aspiration
Series Turbocharged Aftercooled (TTA)
Rotation from Flywheel End
Counterclockwise
Aftertreatment
DOC+DPF+SCR
Length
30.4 in / 771 mm
Width
31.2 in / 793 mm
Height
18.4 in / 468 mm
Weight
198 lb / 90 kg