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Cat® 3512C Industrial Diesel Engine
Cat® C4.4 Industrial Power Unit
Cat® C9.3B Industrial Power Unit

Power Rating

Maximum Power 1500 HP 129.4 HP 416 HP
Maximum Torque 5259 lb-ft @ 1500 rpm - -
Rated Speed 1800 rpm 2200 rpm 1800-2200 rpm
Minimum Power 1500 HP 129.4 HP 308 HP

Emission Standards

Emissions U.S. EPA Tier 2 Equivalent China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA Brazil MAR-1, UN R96 Stage IIIA

Engine Dimensions - Approximate

Length 120.8 in - -
Width 70.3 in - -
Height 71.1 in - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 13400 lb - -

General

Engine Configuration V-12, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle-Diesel
Bore 6.7 in 4.1 in 4.5 in
Stroke 7.5 in 5 in 5.9 in
Displacement 3158 in³ 268.5 in³ 567.5 in³
Aspiration Turbocharged Aftercooled Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - - -
Compression Ratio - 16.2:1 16.5:1

Power Unit Dimensions

Length - 53.5 in 83 in
Width - 29.5 in 43 in
Height - 37.9 in 63 in
Weight - 1146 lb 3265 lb
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