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Cat® C9.3B Industrial Power Unit
Cat® C4.4 Industrial Power Unit
Cat® C15 Industrial Power Unit

Power Rating

Maximum Power 416 HP 129.4 HP 540 HP
Rated Speed 1800-2200 rpm 2200 rpm 1800-2100 rpm
Minimum Power 308 HP 129.4 HP 440 HP

Emission Standards

Emissions Brazil MAR-1, UN R96 Stage IIIA China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

General

Engine Configuration Inline 6, 4-Stroke-Cycle-Diesel Inline 4, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
Bore 4.5 in 4.1 in 5.4 in
Stroke 5.9 in 5 in 6.8 in
Displacement 567.5 in³ 268.5 in³ 927.6 in³
Compression Ratio 16.5:1 16.2:1 18.0:1
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - - -

Power Unit Dimensions

Length 83 in 53.5 in 96.4 in
Width 43 in 29.5 in 51.8 in
Height 63 in 37.9 in 103.5 in
Weight 3265 lb 1146 lb 4532 lb
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