Power Rating
| Maximum Power | 630 HP 470 kW |
| Rated Speed | 1800-2100 1800-2100 |
| Minimum Power | 575 HP 429 kW |
My Account
Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Welcome Back!
My Account Dashboard
Account Information
Site Settings
Security
Industrial Diesel Power Units C18 (<560 kW)
Request A Price Find DealerKey Specs
- Maximum Power
- 630 HP
- 470 kW
- Emissions
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
- Rated Speed
- 1800-2100
- 1800-2100
Overview
The Cat® C18 Industrial Power Unit is offered in ratings ranging from 429-470 kW (575-630 hp) @ 1800-2100 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent and EU Stage IIIA equivalent or Non-certified 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.
Features At A Glance
Reliable, Quiet and Durable Power
Broad Application Range
Package Size
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
Product Specifications for C18 (<560 kW)
Emission Standards
| Emissions | China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified |
General
| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel |
| Bore | 5.7 in 145 mm |
| Stroke | 7.2 in 183 mm |
| Displacement | 1104.5 in³ 18.1 l |
| Compression Ratio | 16.3:1 16.3:1 |
| Aspiration | Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | - - |
Power Unit Dimensions
| Length | 54.6 in 1388 mm |
| Width | 36.3 in 921 mm |
| Height | 48.9 in 1243 mm |
| Weight | 4844 lb 2197 kg |
C18 (<560 kW) Standard Equipment
Air Inlet System
- Turbocharged Aftercooled (429-470 bkW, 575-630 bhp)
- Twin Turbocharged Aftercooled (522-597 bkW, 700-800 bhp)
- Air-to-Air Aftercooled
Charging System
- Charging alternator 24 volt, 50 amp
Control System
- Electronic governing, PTO speed control
- Programmable ratings
- Automatic altitude compensation
- Power compensation for fuel temperature
- Programmable low and high idle and total engine limit
- Electronic diagnostics and fault logging
- Engine monitoring system SAE J1939 broadcast and control
- ADEM™ A4 Electronic Control Unit (ECU)
Cooling System
- Thermostats and housing, vertical outlet
- Jacket water pump, centrifugal
- Water pump, inlet
Exhaust System
- Exhaust manifold, dry
- Optional exhaust outlet
Flywheels and Flywheel Housing
- SAE No. 1 flywheel housing
Fuel System
- MEUI injection
- Fuel filter, secondary (2 micron)
- ACERT™ Technology
- Fuel transfer pump
- Fuel priming pump
Lube System
- Crankcase breather
- Oil cooler
- Oil filler
- Lube oil filter
- Front sump oil pan
- Oil dipstick
- Gear driven oil pump
General
- Vibration damper
- Lifting eyes
- Cold start capability to -20° C (-4° F)
- Paint: Caterpillar yellow, with optional colors available at request
See how C18 (<560 kW) compares against frequently compared products.
Industrial
C18 (<560 kW)
Selected
- Maximum Power
- 630 HP
- 470 kW
- Emissions
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
- Rated Speed
- 1800-2100
- 1800-2100
Industrial
C15
- Maximum Power
- 540 HP
- 403 kW
- Emissions
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
- Rated Speed
- 1800-2100 rpm
- 1800-2100 rpm
Industrial
C18 (>560 kW)
- Maximum Power
- 800 HP
- 597 kW
- Emissions
- China Stage III, U.S. EPA Tier 2 Equivalent, EU Stage IIIA Equivalent or Non-Certified
- China Stage III, U.S. EPA Tier 2 Equivalent, EU Stage IIIA Equivalent or Non-Certified
- Rated Speed
- 1800
- 1800