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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.
| Power Rating | |
| Maximum Power | 275 hp |
| Maximum Torque | 774 lb-ft @ 1400 rpm |
| Rated Speed | 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm |
| Minimum Power | 156 hp |
| 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 |
| Stroke | 5.3 in |
| Displacement | 427.7 in³ |
| Compression Ratio | 16.8:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Power Unit Dimensions | |
| Length | 68 in |
| Width | 31 in |
| Height | 44.8 in |
| Weight | 1737 lb |
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:
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- Air Inlet
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- Standard air cleaners
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- Control System
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- 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
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- Cooling System
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- 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.
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- Flywheels And Flywheel Housing
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- Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations
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- Fuel System
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- Electronic high pressure common rail
- ACERT Technology
- Innovative filter design to ensure maximum protection of the engine
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- Lube System
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- Wide choice of sumps for different applications
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- Power Take Off
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- 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.
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- General
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- Paint: Caterpillar yellow
