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Home New Industrial Cat® C3.4B Industrial Power Unit

Cat® C3.4B Industrial Power Unit

The Cat® C3.4B Industrial Power Unit is offered at 55.4 bkW (74.3 bhp) @ 2200 rpm, which meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad 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.

Power Rating

Maximum Power 74HP
Maximum Torque 234.5lb-ft @ 1600 rpm
Rated Speed 2200
Minimum Power 74HP

Emission Standards

Emissions U.S. EPA Tier 4 Final

General

Engine Configuration In-Line 4, 4-Stroke-Cycle Diesel
Bore 3.9in
Stroke 4.3in
Displacement 207.5in³
Compression Ratio 17.0:1
Aspiration Turbocharged
Rotation from Flywheel End Counterclockwise
Aftertreatment DOC+SCR

Power Unit Dimensions

Length 48.9in
Width 27.7in
Height 37.6in
Weight 792lb

Aftertreatment Dimensions

Length 20in

Aftertreatment Dimensions*

Diameter 5.8in

Standard Equipment

  • Air Inlet System
    • Standard air cleaners
  • Control System
    • Full electronic control system
    • Fully integrated, engine-mounted electronic control unit
    • Waterproof connectors and wiring looms
    • Flexible and configurable software features and J1939 standard communications I/O
  • Flywheels And Flywheel Housing
    • SAE3 configuration
  • Fuel System
    • Engine-mounted fuel filters
    • Electronic high pressure common rail fuel pump and injectors
  • Lube System
    • Lubricating oil filters and breathers
  • General
    • Cold start capability to -20° C (-4° F)
    • Paint: Caterpillar yellow, with optional colors available at request
  • U.s. Epa Tier 4 Final, Eu Stage Iiib Aftertreatment/clean Emissions Control Equipment
    • Through Flow Diesel Particulate Filter (DPF)
    • Diesel Oxidation Catalyst (DOC)
    • Flex pipe connection kit with straight and 90° options for flexibility

Optional Equipment