Air Compressors · Make & Model reference
Chicago Pneumatic CPS 185
Popular Chicago Pneumatic CPS 185 air compressor. Check hours, air end rebuild history, and separator condition before buying.
Operating weight
1,200 - 2,800 lbs
Horsepower
25 - 75 hp
Fuel burn
n/a (electric) or 1 - 3 gph
Years produced
2015 - present
AI-updated · Last refresh 7/20/2026
Full specifications
Rated CFM185 - 1600 cfm depending on model
Rated pressure100 - 500 psi
Discharge temp< 220 F
Sound level72 - 78 dB(A) @ 23 ft
Air endRotary screw, oil-flooded
Tank / receiverOn-skid separator, no wet tank
Shipping dimensions
Length12 ft
Width7 ft
Height7 ft 6 in
Weight1,200 - 2,800 lbs
Use these for permit routing and lowboy selection.
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2018-2020 | 2,000-4,000 | $32,000 | $22,000 | $46,000 |
| 2015-2017 | 4,000-7,000 | $18,500 | $12,000 | $27,000 |
AI price estimate
Excellent, low hours
2023 model year
$48,000
Good, avg hours
2020 model year
$29,000
Fair, high hours
2017 model year
$15,500
Common problems to check
- Air/oil separator plugging at 4,000 hrs
- Unloader valve sticking in humid climates
- Aftercooler leaks on high-pressure units
- Regulation solenoid failures on VSD models
Why buyers pick it
- Reliable rotary-screw air end
- Wide parts availability across North America
- Good fuel economy per CFM
- Simple field serviceability
Best jobs for this machine
SandblastingPipeline / utility workRock drillingShop / production airPneumatic tool support on jobsites
Chicago Pneumatic CPS 185 for sale on Equip Place
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