Description
Caterpillar 3056E Industrial Power Unit – 173 HP Diesel Engine
Featuring turbocharging with air-to-air aftercooling (ATAAC) and electronic engine control, the 3056E is engineered for efficient combustion, responsive performance, and reliable operation under demanding working conditions. Its durable construction and convenient service access make it suitable for industrial machinery, pumps, compressors, generators, agricultural equipment, and other OEM power applications.
This Caterpillar 3056E Industrial Power Unit is an excellent choice for customers looking for a reliable replacement or standalone diesel power source with proven Caterpillar engineering.
Key Features
- 173 HP (129 kW) rated power at 2,200 rpm
- Inline 6-cylinder, 4-stroke-cycle diesel engine
- 6.0-liter (365 cu. in.) displacement
- Turbocharged with air-to-air aftercooling (ATAAC)
- Direct fuel injection for efficient combustion
- Electronic engine control for improved monitoring and machine integration
- Heavy-duty cast-iron engine construction
- Gear-driven coolant pump
- Durable multi-piece exhaust manifold
- 12V or 24V starting and charging system options, depending on configuration
- Provision for power take-off (PTO) applications
- Designed for convenient maintenance and accessible service points
- Suitable for continuous and demanding industrial applications
- Caterpillar engineering for long service life and dependable operation
Specifications
| Specification | Details |
|---|---|
| Manufacturer | Caterpillar |
| Model | 3056E |
| Engine Type | Industrial Diesel |
| Configuration | Inline 6-Cylinder |
| Cycle | 4-Stroke |
| Displacement | 6.0 L (365 cu. in.) |
| Rated Power | 173 HP (129 kW) |
| Rated Speed | 2,200 rpm |
| Bore | 100 mm (3.94 in.) |
| Stroke | 127 mm (5.00 in.) |
| Aspiration | Turbocharged, Air-to-Air Aftercooled |
| Combustion System | Direct Injection |
| Engine Control | Electronic |
| Approx. Dry Weight | 505 kg (1,113 lb) |
| Cooling System Capacity | Approx. 15.5 L (4.07 US gal.) |
| Oil Refill Capacity | Approx. 13.1 L (3.46 US gal.) |
| Application | Industrial & Off-Highway Equipment |
Applications
The Caterpillar 3056E is suitable for a variety of applications, including:
- Industrial machinery
- Water and irrigation pumps
- Generator and power systems
- Compressors
- Agricultural machinery
- Construction equipment
- Material-handling equipment
- Forestry and mining equipment
- OEM and custom power-unit installations
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