Overview
Across diverse industries—including construction sites, mining operations, agriculture, and forestry—the Cat C15 industrial diesel engine delivers the power, performance, and durability needed to tackle demanding challenges. More importantly, backed by a world-class Cat dealer network, every Cat® industrial engine comes with access to exceptional service and support. Industries and applications powered by the C15 engine include: agriculture, agricultural tractors, aircraft ground support, drilling rigs/drills, crushers/grinders, combine harvesters/harvesters, compactors/road rollers, compressors, construction, cranes, crushers, dredgers, forestry, general industrial, hydraulic power units, irrigation equipment, loaders/material handlers, material handling, mining, mobile earthmoving equipment, paving equipment, pumps, hydraulic shovels/bucket shovels, surface mining equipment, and trenchers. C15 Engine Rated Power: 328-444 bkW (440-595 bhp) at 1800-2100 rpm, meeting China National II, U.S. EPA Tier 3 equivalent, and EU Stage IIIA equivalent emission standards. They are also suitable for use in regions with other emission restrictions and regions without emission restrictions, complying with U.S. EPA and EU Flexibility Regulations.
Specifications
Rated Power
| Maximum Power | 444 kW |
| Maximum torque | 2717 Nm @ 1400 rpm |
| Rated speed | 1800–2100 rpm |
| Minimum power | 328 kW |
Emission Standards
| emissions | China Non-Road National III, U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards |
Engine Dimensions - Approximate Values
| Length | 1377 mm |
| Width | 919 mm |
| Height | 1226 mm |
| Dry Net Weight - Base Engine, Without Optional Accessories | 1,469 kg |
General
| Engine Specifications | Inline six-cylinder four-stroke diesel engine |
| Cylinder bore | 137 mm |
| stroke | 171 mm |
| Displacement | 15.2 liters |
| Compression ratio | 18.0:1 |
| Intake method | Turbo Aftercooler (TA) |
| Combustion System | Direct injection |
| Rotation direction (as viewed from the flywheel end) | counterclockwise |
| Post-processing unit | - |


