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Cat® C4.4 Industrial Power Unit
Cat® C27 Industrial Power Unit
Cat® C9.3B Industrial Power Unit
Cat® C7.1 Industrial Power Unit
Cat® C15 Industrial Power Unit

Power Rating

Maximum Power 129.4 HP 950 HP 416 HP 302 HP 540 HP
Rated Speed 2200 rpm 1800 rpm 1800-2200 rpm 1800-2200 rpm 1800-2100 rpm
Minimum Power 129.4 HP 800 HP 308 HP 202 HP 440 HP
Maximum Torque - 3211 lb-ft @ 1200 rpm - 940 lb-ft @ 1400 rpm -

Emission Standards

Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA U.S. EPA Tier 4 Final, EU Stage V Brazil MAR-1, UN R96 Stage IIIA U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel V-12, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle-Diesel Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
Bore 4.1 in 5.7 in 4.5 in 4.1 in 5.4 in
Stroke 5 in 6 in 5.9 in 5.3 in 6.8 in
Displacement 268.5 in³ 1649.5 in³ 567.5 in³ 427.7 in³ 927.6 in³
Compression Ratio 16.2:1 16.0:1 16.5:1 16.5:1 18.0:1
Aspiration Turbocharged Aftercooled (TA) Twin Turbocharged-Aftercooled (TTA) Turbocharged Aftercooled (TA) Series Turbocharged Aftercooled (TTA) Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - DOC - DOC+DPF+SCR -

Power Unit Dimensions

Length 53.5 in - 83 in 69.6 in 96.4 in
Width 29.5 in - 43 in 36.1 in 51.8 in
Height 37.9 in - 63 in 57.5 in 103.5 in
Weight 1146 lb - 3265 lb 2204 lb 4532 lb

Aftertreatment Dimensions

Length - - - 30.4 in -
Width - - - 31.2 in -
Height - - - 18.4 in -
Weight - - - 198 lb -
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