Chicago Pneumatic QRS 7.5 HP- BM, 7.5hp Rotary Screw Air Compressor, Base Mounted 26.1 ACFM @ 145 PSI, 230V/1Ph

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Sku: 4152054805

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Chicago Pneumatic QRS Belt Drive Rotary Screw Air Compressor

The Quiet Rotary Screw (QRS)

The Chicago Pneumatic QRS 7.5-horsepower rotary screw air compressor is a single stage, air cooled, oil injected rotary screw air compressor package. The compressor package includes the rotary screw air compressor element, main drive motor, air and oil system, filters, oil cooler, cooling fan and electro-pneumatic regulating control. The QRS rotary screw compressor is designed for continuous duty operation, at full compressor output without affecting the compressor life. 

Engineered for high performance, efficiency and reliability, the Chicago Pneumatic line of QRS (Quiet Rotary Screw) air compressors can meet the compressed air demands of a tire shop, maintenance shop, Industrial manufacturing facility, vehicle body shop, paint shop or automotive dealership. With its whisper quiet design the QRS can be installed almost anywhere, and is offered with an optional mounted dryer (with tank mounted option only). The Chicago Pneumatic QRS 7.5-horsepower rotary screw air compressor is the leading rotary screw compressor for light industrial applications.

The CP QRS 3-20M is the ultimate workshop compressor: powerful, easy to use and always reliable. Thanks to its rotary screw technology, you get more air while enjoying lower energy costs. Better yet, you can use it all day long without cool-down periods, and you can tailor the QRS to your specifications and preferences. We have a 3-20 HP range, both base and tank-mounted models, and a range of options to custom-build your QRS.

Standard Features:

  • Low sound enclosure

  • Continuous operating capability

  • ASME/CRN receiver tank 

  • Start/stop operation

  • UL, cUL and CSA approved control panel

  • 5 year warranty with authorized start-up

  • Spin-on oil filter and separator

  • NEMA 1 electrical protection

  • Vibration isolated assembly


  • 18.1 ACFM @ 145 PSI

  • 230 Volts

  • 1 Phase

  • 64 dBa

  • Estimate Ship Weight: 320 Lbs

Tech Data Warranty Dimensions

Instruction Manual Brochure Video