Industrial

Riggs Cat

Cat® C4.4 ACERT™ Industrial Power Unit

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Specification Summary

Maximum Power
173.5 HP
Maximum Torque
553.2 lb-ft @ 1400 rpm
Emissions
U.S. EPA Tier 4 Final, EU Stage IV
Minimum Power
100 HP
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Power Rating

Maximum Power
173.5 HP
Maximum Torque
553.2 lb-ft @ 1400 rpm
Minimum Power
100 HP
Rated Speed
2200 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final, EU Stage IV

General

Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
4.1 in
Stroke
5 in
Displacement
268.5 in³
Aspiration
Turbocharged Aftercooled (TA) or Twin Turbocharged Aftercooled (TTA)
Compression Ratio
16.0:2
Rotation from Flywheel End
Counterclockwise

Power Unit Dimensions - Approximate

Length
1433 mm (56.4 in)
Height
1126-1150 mm (44.3-45.3 in)

Power Unit Dimensions

Weight
1543 lb
Width
32.3 in

Aftertreatment Dimensions

Width
27.4 in
Weight
176 lb
Diameter
10.6 in
Height
16.9 in
Maximum Power
173.5 HP
Maximum Torque
553.2 lb-ft @ 1400 rpm
Minimum Power
100 HP
Rated Speed
2200 rpm
Emissions
U.S. EPA Tier 4 Final, EU Stage IV
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
4.1 in
Stroke
5 in
Displacement
268.5 in³
Aspiration
Turbocharged Aftercooled (TA) or Twin Turbocharged Aftercooled (TTA)
Compression Ratio
16.0:2
Rotation from Flywheel End
Counterclockwise
Length
1433 mm (56.4 in)
Height
1126-1150 mm (44.3-45.3 in)
Weight
1543 lb
Width
32.3 in
Width
27.4 in
Weight
176 lb
Diameter
10.6 in
Height
16.9 in