Cat® C18 Industrial Power Unit

The Cat® C18 Industrial Power Unit is offered in ratings ranging from 429-470 bkW (575-630 bhp)@ 1800-1900 rpm. 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.

Minimum Power
575.0 bhp
Maximum Power
630.0 bhp
Emissions
U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. Designed to meet proposed EU Stage V nonroad emission standards.
Rated Speed
1800-2000 rpm

Specs

Power Rating

Minimum Power
575.0bhp
Maximum Power
630.0bhp
Rated Speed
1800-2000 rpm
Minimum Power
575HP
Maximum Power
630HP
Rated Speed
1800-2000 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. Designed to meet proposed EU Stage V nonroad emission standards.
Emissions
U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. Designed to meet proposed EU Stage V nonroad emission standards.

General

Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
145 mm (5.71 in)
Stroke
183 mm (7.2 in)
Displacement
18.1 L (1104.5 in³)
Aspiration
Turbocharged Aftercooled (TA)
Compression Ratio
16:1
Rotation (from flywheel end)
Counterclockwise
Cooling System Capacity
26.9 L (28.4 qt)
Lube System (refill)
40-74 L (42.3-78.1 qt)
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
145 mm (5.71 in)
Stroke
183 mm (7.2 in)
Displacement
18.1 L (1104.5 in³)
Aspiration
Turbocharged Aftercooled (TA)
Compression Ratio
16:1
Rotation from Flywheel End
Counterclockwise
Cooling System - Capacity
26.9 L (28.4 qt)
Lube System - Refill
40-74 L (42.3-78.1 qt)

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

Diameter
330.2 mm (13 in)
Weight
180-268 kg (397-590.8 lb)

Power Unit Dimensions - Approximate

Length
2172-2532 mm (85.5-99.7 in)
Width
1180-1241 mm (46.5-48.9 in)
Height
1912-2006 mm (75.3-79 in)
Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C
2113-2650 kg (4658-5842 lb)

Aftertreatment Dimensions - Approximate

Diameter
330.2 mm (13 in)
Width
762-1112 mm (30-43.8 in)
Height
468-652 mm (18-25.7 in)
Weight
180-268 kg (397-590.8 lb)

PETU Dimensions - Tier 4 Final, Stage IV Only

Volume Capacity
48.4 L (51.1 qt)
Length
854 mm (33.6 in)
Width
287 mm (11.3 in)
Height
551 mm (21.7 in)
Weight
19.42 kg (42.8 lb)

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.

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

High Performance

Simple and efficient turbocharger or series turbocharger for high power applications.

Fuel Efficiency

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

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

Fuel & Oil

Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 10 ppm sulfur (EU) and 15 ppm sulfur (U.S.), and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 10 ppm sulfur (EU) and 15 ppm sulfur (U.S.), and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

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.

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

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
  • 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

Tier 4 Final, Stage IV Aftertreatment Features

Regeneration. Cat Regeneration System maximizes fuel efficiency during regeneration. Transparent regeneration maximizes uptime. Aftertreatment life is twice as long as engine rebuild


Mounting. Remote installation options provide OEM flexibility for many applications, including horizontal and vertical mounting.


Service. Minimum 5000 hour DPF ash service interval. PETU filter service is 5000 hours. PETU DEF capacity up to 48 liters (51 U.S. quarts)


Regeneration. Cat Regeneration System maximizes fuel efficiency during regeneration. Transparent regeneration maximizes uptime. Aftertreatment life is twice as long as engine rebuild


Mounting. Remote installation options provide OEM flexibility for many applications, including horizontal and vertical mounting.


Service. Minimum 5000 hour DPF ash service interval. PETU filter service is 5000 hours. PETU DEF capacity up to 48 liters (51 U.S. quarts)


Standard Equipment

  • Air Inlet System
    • Turbocharged
    • Air-to-Air Aftercooled
    • Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
  • Control System
    • Electronic control system
    • Over-foam wiring harness
    • Automatic altitude compensation
    • Power compensated for fuel temperature
    • Remote fan control
    • Configurable software features
    • Engine monitoring system SAE J1939 broadcast and control
    • Integrated Electronic Control Unit (ECU)
  • Cooling System
    • Thermostats and housing, vertical outlet
    • Centrifugal water pump
    • Guidance on cooling system design available through your dealer to ensure equipment reliability
  • Flywheels And Flywheel Housing
    • Choice of SAE No. 0 or SAE No. 1 flywheel housing
    • Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage IV).
  • Fuel System
    • MEUI injection
    • Primary fuel filter
    • Secondary fuel filters
    • Fuel transfer pump
    • Electronic fuel priming
  • Lube System
    • Open crankcase ventilation system
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Oil dipstick
    • Gear driven oil pump
    • Choice of front, rear or center sumps
    • Open crankcase ventilation system with fumes disposal (optional OCV filter system) (Tier 4 Final, Stage IV)
  • Power Take Off (pto)
    • SAE A, SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
  • General
    • Paint: Caterpillar yellow, with optional colors available at request
  • U.s. Epa Tier 4 Interim, Eu Stage Iiib Aftertreatment / Clean Emissions Control Equipment
    • Cat Regeneration System
    • Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • NOx Reduction System (NRS)
    • Flex pipe connection kit with 90° rotatable elbows to attach to Cat Regeneration System Inlet
    • Available in 12 volt or 24 volt systems
  • U.s. Epa Tier 4 Final, Eu Stage Iv Aftertreatment/ Clean Emissions Control Equipment
    • Cat Regeneration System
    • Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • Aftertreatment Electronic Control Unit (ECU)
    • NOx Reduction System (NRS)
    • Pump Electronic Control Unit (PETU)
    • Selective Catalytic Reduction (SCR)
    • Available in 12V or 24V systems

Optional Equipment