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Home / Power Systems / Industrial / Cat® C1.1 Industrial Power Unit
C1.1 Tier 4 Industrial Power Unit

Cat® C1.1 Industrial Power Unit

Industrial
Industrial (100)

Overview

The Cat® C1.1 Industrial Power Unit is offered in ratings ranging from 14.4-18.4 bkW/19.3-24.7 bhp @ 2200-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 17.3-18.1 bkW (23.2-24.3 bhp) @ 2800-3000 rpm are available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU 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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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
No change to the core engine or hook up points and a high level of component commonality from Tier 4 Interim to Tier 4 Final, results in minimum equipment change and development costs to upgrade to Tier 4 Final, as well as common equipment configurations for export markets.
Low Cost Maintenance
Single-side servicing improves ease of maintenance and simplifies the servicing routine. Standard 500 hour service intervals.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
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
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
No change to the core engine or hook up points and a high level of component commonality from Tier 4 Interim to Tier 4 Final, results in minimum equipment change and development costs to upgrade to Tier 4 Final, as well as common equipment configurations for export markets.
Low Cost Maintenance
Single-side servicing improves ease of maintenance and simplifies the servicing routine. Standard 500 hour service intervals.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
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
1 of 7 items

Power Rating

Minimum Power
19.3bhp
Maximum Power
26.4bhp
Rated Speed
3000 rpm
Minimum Power
19.3HP
Maximum Power
24.7HP
Rated Speed
3000 rpm
Maximum Torque
47.6lb-ft @ 2100 rpm

Emission Standards

Emissions
14.4-18.4 bkW (19-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.
Emissions
14.4-18.4 bkW (19-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.

General

Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Bore
77 mm (3.03 in)
Stroke
81 mm (3.19 in)
Displacement
1.131 L (69 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
23:1
Rotation (from flywheel end)
Counterclockwise
Cooling System Capacity
5.21 L (5.5 qt)
Lube System (refill)
4.9 L (5.2 qt)
Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Bore
77 mm (3.03 in)
Stroke
81 mm (3.19 in)
Displacement
1.131 L (69 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
23.0:1
Rotation from Flywheel End
Counterclockwise
Cooling System - Capacity
5.21 L (5.5 qt)
Lube System - Refill
4.9 L (5.2 qt)
Bore
3in
Stroke
3.2in
Displacement
69in³
Aftertreatment
-

Power Unit Dimensions - Approximate

Length
778 mm (30.6 in)
Width
438 mm (17.2 in)
Height
730 mm (28.7 in)
Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C
129 kg (284 lb)

Power Unit Dimensions

Length
30.6in
Width
17.2in
Height
28.7in
Weight
284lb

Standard/Optional Features

Standard Equipment:

  • Air Inlet System
    • Inlet manifold
  • Control System
    • Alternator 12 volt 65 amp
    • Starter motor 12 volt
    • Glow plug starting aid
  • Cooling System
    • Belt-driven coolant pump
    • Coolant temperature switch
    • Mounted radiator and fan
  • Flywheel And Flywheel Housing
    • SAE No. 6 1/2 flywheel
    • SAE No. 5 flywheel housing
    • U.S. EPA Tier 4 Final: Standard backplate flywheel housing and flatface flywheel
  • Fuel System
    • Fuel injection pump
    • Fuel filter
  • Lube System
    • Spin-on lube oil filter
    • Lube oil pressure switch
    • Lube oil sump
  • Power Take Off (pto)
    • Provision for timing case rear facing PTO
  • General
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Cold start capability to -20° C (-4° F)
    • Paint: Caterpillar yellow, with optional colors available at request

Optional Equipment:

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