Chicago Pneumatic QRS20HP-TM

20 HP / 120-Gallon / Rotary Screw Compressor (230V 3-Phase)

Prepare to be amazed at the low decibel level of the QRS (Quiet Rotary Screw) 20HP air compressor from Chicago Pneumatic. This engineering marvel is quiet, powerful, reliable and made to be operating all day, every day, providing your shop with a consistent supply of compressed air when you need it. With its 20hp motor and 120-gallon receiver tank, the QRS20HP-TM is set to provide un-equaled pressure with consistency unlike any other compressor line on the market. Less maintenance than a piston based air compressor and with an optional air dryer, the QRS20HP-TM should be a staple of any shop looking to increase production by getting customers in and out quickly and efficiently. 

Lease from $322/month

Chicago Pneumatic QRS20HP Quiet Rotary Screw Air Compressor

The Chicago Pneumatic QRS 20-30 HP line of QRS (Quiet Rotary Screw) air compressors combine stealth with superior performance. Ideal for automotive and industrial applications, the QRS series is engineered and built to support the most demanding requirements.

With a low sound enclosure and innovative cooling fan, the Chicago Pneumatic QRS series offers the lowest noise levels available. Its whisper quiet design means the QRS can be installed almost anywhere, and is offered with an optional mounted dryer (with tank mounted option only). The QRS is the leading rotary screw compressor for light industrial applications.


  • Low sound enclosure
  • 100, 125, and 175 psig
  • Wye-Delta, reduced voltage start
  • ES3000 microprocessor controller
  • Continuous operating capability
  • Three (3) phase, 208/230/460 and 575, TEFC motor
  • Space saving design, <12 sq. ft.
  • Load/No Load with intelligent shutdown
  • Spin-On filter and separator
  • NEMA 1 electrical protection
  • Vibration isolated assembly
  • 5 year warranty with authorized start-up


ModelQRS-20 HP(D)QRS-25 HP(D)QRS-30 HP(D)
acfm @ 100 psig85105124
acfm @ 125 psig80100117
acfm @ 150 psig7190104
acfm @ 175 psig597891
Sound level (dBa)707375
Base Mount L x W x H (in.)47 x 32 x 4847 x 32 x 4847 x 32 x 48
Net Wt. / Shipping Wt. (lbs.)807 / 898827 / 918862 / 953
Base Mount w/Dryer L x W x H (in.)65 x 32 x 4865 x 32 x 4865 x 32 x 48
Net Wt. / Shipping Wt. (lbs.)978 / 1069988 / 10791022 / 1113
Tank Mount L x W x H (in.)71 x 32 x 7371 x 32 x 7371 x 32 x 73
Net Wt. / Shipping Wt. (lbs.)1201 / 12921245 / 13361285 / 1376
Tank Mount w/Dryer L x W x H (in.)71 x 32 x 7371 x 32 x 7371 x 32 x 73
Net Wt. / Shipping Wt. (lbs.)1301 / 13921345 / 14361380 / 1471