The Cat® C1.1 Industrial Power Unit is offered in ratings ranging from 14.4-18.4 bkW/19.3-24.7 bhp @ 2200-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 17.3-18.1 bkW (23.2-24.3 bhp) @ 2800-3000 rpm are available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU 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.


Minimum Power 14.4 bkW
Maximum Power 19.7 bkW
Rated Speed 3000 rpm
Emissions 14.4-18.4 bkW (19-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.
Engine Configuration Inline 3, 4-Stroke-Cycle Diesel
Bore 77 mm (3.03 in)
Stroke 81 mm (3.19 in)
Displacement 1.131 L (69 in³)
Aspiration Naturally Aspirated (NA)
Compression Ratio 23:1
Rotation from Flywheel End Counterclockwise
Cooling System – Capacity 5.21 L (5.5 qt)
Lube System – Refill 4.9 L (5.2 qt)
Height 730 mm (28.7 in)
Length 778 mm (30.6 in)
Weight – Approximate, Net Dry – Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C 129 kg (284 lb)
Width 438 mm (17.2 in)


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