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All Categories > Air Compressors > Rotary Screw Compressors > Portable Rotary Screw Compressors > Portable Tow-Behind Rotary Screw Diesel Air Compressors > Chicago Pneumatics Tow-Behind > Item # CPS 185  
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Item # CPS 185, CPS 185 Compressors

Since 1901 the Chicago Pneumatic name has represented high-performance tools and equipment designed for an extensive range of applications. Today, Chicago Pneumatic has a global reach, with local customer centers around the world. Chicago Pneumatic tools, air compressors and generators are tailored to the needs of the industrial, vehicle service, and construction markets. Every day we develop and manufacture new products that are meant to meet your demands not only today, but tomorrow as well.

Specifications  · General Description  · Options  · Features  · Danger  · Note


Model Compressor

CPS 185

Actual Free Air Delivery1

185 cfm

Normal Working Pressure

100 psi

Maximum Unloading Pressure

125 psi

Fuel Tank Capacity

25 gal


John Deere

Model Number

4024 TF 281

Cooling System

Water/ (PAR Cool)


49 bhp

Number of Cylinders


Overall Length

125 in

Overall Width

60 in

Overall Height

55.25 in

Weight Wet

2375 lb
1 According to ISO1217 ed.3 1998 annex D.

General Description
CPS Series Portable Compressors

Reliability, easy maintenance and flexibility are the main characteristics of CP Portable Compressors. The range features proven designs with powerful engines from well-known, well-respected brands. With noise reducing enclosures and straightforward control panels, CP Portable Compressors are quiet and easy to use.

Control Panel

All user controls are conveniently located including start, stop, load and unload. The CPS 185JD control panel also provides protective shutdown for high engine temperature, low engine oil pressure and high compressor temperature.

  • 50' single hose reel
  • 50' dual hose reel
  • 100' single hose reel
  • 100' dual hose reel
  • 2" adjustable bulldog hitch
  • 18" extended drawbar with jockey wheel
  • Toolbox, external
  • Block heater (Recommended for cold climates)
  • Heavy duty battery (Recommended for cold climates)
  • Synthetic Oil (Recommended for cold climates)

  • 500 hour service interval
  • Tool storage box
  • Torsion bar suspension
  • Glow plugs
  • Recessed towing lights
  • Adjustable height hitch, jack stand and safety chains
  • Compressor shut downs - Engine Oil pressure, high engine temperature and high compressor oil temperature
  • Galvaneal sheet metal enclosure with powder coat paint

Compressed air should never be supplied as breathing air unless air is properly purified for breathing. Chicago Pneumatic assumes no responsibility or liability related to the purchaser's/user's breathing air system.

The information contained herein is general in nature and is not intended for specific construction, installation or application purposes.

Subject to change without prior notice.


·  Control Panel

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