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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.

Power Rating

Units:
Minimum Power 19.3 bhp 14.4 bkW Less
Maximum Power 26.4 bhp 19.7 bkW Less
Frequency 3000 rpm 3000 rpm Less

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

General

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

Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)

Length 778 mm (30.6 in) 778 mm (30.6 in) Less
Width 438 mm (17.2 in) 438 mm (17.2 in) Less
Height 730 mm (28.7 in) 730 mm (28.7 in) Less
Weight - Approximate, Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C) 129 kg (284 lb) 129 kg (284 lb) Less

Emissions

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. Some ratings meet U.S. EPA Tier 4 Final emission standards

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.

Reliable, Quiet, and Durable Power

The introduction of a simple electronic governor system for Tier 4 Final gives customers the flexibility of electronic machine integration if needed.

High Performance

This radiator-cooled package delivers impressive performance up to a 3000 rpm rating.

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

Ultra-compact package size ensures ease of installation as well as exceptional density. Radiators have been designed and air filters positioned for easy installation.

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 S•O•SSM 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

C1.1 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: Cat yellow, with optional colors available at request

Cat® Dealer Service

Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

Contact your local dealer
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