Power Rating
| Maximum Power | 451 HP 336 kW |
| Rated Speed | 1800-2100 rpm 1800-2100 rpm |
| Minimum Power | 325 HP 242 kW |
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Industrial Diesel Power Units C11
Request A Price Find DealerKey Specs
- Maximum Power
- 451 HP
- 336 kW
- Emissions
- Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
- Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
- Rated Speed
- 1800-2100 rpm
- 1800-2100 rpm
Overview
The Cat® C11 Industrial Diesel Power Unit is offered in ratings ranging from 242-336 kW (325-451 hp) @ 1800-2100 rpm and meet China Nonroad Stage III, Brazil MAR-1, and UN R96 Stage IIIA 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 C11
Emission Standards
| Emissions | Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3 Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3 |
General
| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel |
| Bore | 5.1 in 130 mm |
| Stroke | 5.5 in 140 mm |
| Displacement | 677.4 in³ 11.1 l |
| Compression Ratio | 17.2:1 17.2:1 |
| Aspiration | Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | - - |
Power Unit Dimensions
| Length | 92 in 2328 mm |
| Width | 50 in 1271 mm |
| Height | 71 in 1816 mm |
| Weight | 3730 lb 1692 kg |
C11 Standard Equipment
Air Inlet System
- Turbocharged
- Air-to-Air Aftercooled
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 C11 compares against frequently compared products.
Industrial
C11
Selected
- Maximum Power
- 451 HP
- 336 kW
- Emissions
- Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
- Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
- Rated Speed
- 1800-2100 rpm
- 1800-2100 rpm
Industrial
C9.3B
- Maximum Power
- 416 HP
- 310 kW
- Emissions
- Brazil MAR-1, UN R96 Stage IIIA
- Brazil MAR-1, UN R96 Stage IIIA
- Rated Speed
- 1800-2200 rpm
- 1800-2200 rpm
Industrial
C13
- Maximum Power
- 536 HP
- 400 kW
- Emissions
- Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
- Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
- Rated Speed
- 1800-2100
- 1800-2100