US
Metric

Overview

The Cat® C0.5 Industrial Diesel Engine is offered in ratings ranging from 4.1-6.4 kW (5.5-8.6 hp) @ 2000-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 8.2-10.2 kW (11.0-13.7 hp) @ 2800-3600 rpm are also 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. Industries and applications powered by C0.5 engines include: Auxiliary Power Units, Compactors/Rollers, Mobile Earthmoving Equipment, Mobile Light Towers and Turf and Landscaping.

Power Rating

Minimum Power
11.00 HP
8.20 kW
Maximum Power
13.70 HP
10.20 kW
Rated Speed
2000-3600 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final

General

Engine Configuration
In-Line 2, 4-Stroke-Cycle
Bore
2.60 in
67.00 mm
67 mm (2.64 in)
Stroke
2.80 in
72.00 mm
72 mm (2.83 in)
Displacement
31.00 in³
0.50 l
0.5 L (31 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
23.5:1
Combustion System
Indirect Injection
Rotation from Flywheel End
Counterclockwise
Cooling System Capacity
1.1 L (1.16 qt)
Lube System (refill)
1.6-2.0 L (1.7-2.1 qt)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
407 mm (16 in)
Width
371 mm (14.6 in)
Height
523 mm (20.6 in)
Weight - Net Dry (Basic Operating Engine Without Optional Attachments)
57 kg (126 lb)

General

Engine Configuration
In-Line 2
Bore
67 mm (2.64 in)
Stroke
72 mm (2.83 in)
Displacement
0.5 L (31 in³)
Cooling System - Capacity
1.1 L (1.16 qt)
Lube System - Refill
1.6-2.0 L (1.7-2.1 qt)

Engine Dimensions - Approximate

Height
523 mm (20.6 in)
Length
407 mm (16 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
57 kg (126 lb)
Width
371 mm (14.6 in)

Power Rating

Maximum Torque
22.00 lb-ft @ 1600 rpm
30.00 Nm @ 1600 rpm

Engine Dimensions - Approximate

Width
14.60 in
371.00 mm
Height
20.60 in
523.00 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
126.00 lb
57.00 kg
Length
16.00 in
407.00 mm
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

Delivers impressive performance throughout a wide speed range while maintaining low operating costs.

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

Ultra-compact package size ensures ease of installation as well as exceptional power density.

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

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 System
    • Inlet manifold with choice of inlets.
  • Control System
    • Alternator 12 volt 14 amp
    • Starter motor 12 volt
    • Glow plug starting aid
  • Cooling System
    • Belt-driven coolant pump
    • Coolant temperature switch
    • Choice of cooling fans
  • Flywheel and Flywheel Housing
    • U.S. EPA Tier 4 Final: Standard backplate flywheel housing and flatface flywheel
  • Fuel System
    • Fuel injection pump
    • Spin-on fuel filter
    • Electronic Shut-off Solenoid (ESOS)
  • Lube System
    • Closed circuit breather
    • Spin-on lube oil filter
    • Lube oil pressure switch
    • Lube oil sump
  • General
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Cold start capability to -20° C (-4° F)
    • Gradeability 35° continuous
    • Paint: Caterpillar yellow, with optional colors available at request