QSI 50-400hp

QSI 50-400hp

Quincy Compressor provides you with the industry’s most reliable air compressor on the market. Robust airends, and multiple option configurations ensure that a QSI is the correct solution for any application.

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Product Description

Quincy Compressor provides you with the industry’s most reliable air compressor on the market. Robust airends, and multiple option configurations ensure that a QSI is the correct solution for any application. Industrial duty QSI air compressors take all aspects of compressor ownership and optimize them in order to provide you with the best ROI in the market.

Quincy QSI Key Features

When you invest in Quincy QSI compressors, you’ll experience up to 100,000 hours of dependable service — over double the average life span of lower-quality products. Our factory-tested rotary screw compressors operate between 50 and 400 horsepower (hp) and are optimized for minimal maintenance and maximum uptime. The QSI is available in both air- and water-cooled configurations.

Our rotary screw air compressors are designed with many innovative features to optimize your applications, including:

  • A self-sustained base frame that eliminates the need for floor anchoring.
  • Forklift holes to facilitate easy placement without the use of a crane.
  • Vertical draft cooling for reduced ducting cost and complexity.
  • Hinged doors and detachable panels for easier access to consumables.
  • A needle valve that enables oil sampling during operation.
  • A separator element designed for minimal replacement frequency.
  • A user-friendly color touch screen.
  • Low sound emissions for minimal noise pollution.

QSI Fixed Speed Technical Specs

Model No. HP KW PSI ACFM Length Width Height Weight lbs. DBA
QSI-50 50 37 100/110 275.1 67 37.7 65.8 2217 66
QSI-50 50 37 125/128 240.6 67 37.7 65.8 2217 66
QSI-60 60 45 100/110 338.6 67 37.7 65.8 2236 66
QSI-60 60 45 125/128 293.4 67 37.7 65.8 2235.5 66
QSI-75 75 55 100/110 390.2 75.8 49.9 78.8 3545 74
QSI-75 75 55 125/128 357.9 75.8 49.9 78.8 3545 74
QSI-100 100 75 100/110 512.3 75.8 49.9 78.8 3650 76
QSI-100 100 75 125/128 467.1 75.8 49.9 78.8 3650 76
QSI-125 125 90 100/110 614.7 75.8 49.9 78.8 3765 78
QSI-125 125 90 125/128 548.5 75.8 49.9 78.8 3765 78
QSI-150 150 110 100/110 769.0 112.0 77.0 83.0 7186 74
QSI-150 150 110 125/128 678.3 112.0 77.0 83.0 7186 74
QSI-175 175 132 100/110 870.0 112.0 77.0 83.0 7400 74
QSI-175 175 132 125/128 791.0 112.0 77.0 83.0 7400 74
QSI-200 200 160 100/110 996.9 112.0 77.0 83.0 7524 74
QSI-200 200 160 125/128 917.5 112.0 77.0 83.0 7524 74
QSI-250 250 185 100/110 1297.0 142.0 81.0 89.0 10700 82
QSI-250 250 185 125/128 1228.0 142.0 81.0 89.0 10700 82
QSI-300 300 220 100/110 1603.0 142.0 81.0 89.0 10941 82
QSI-300 300 220 125/128 1498.0 142.0 81.0 89.0 10941 82
QSI-350 350 260 100/110 1805.2 150.0 81.0 89.0 12300 84
QSI-350 350 260 125/128 1655.0 150.0 81.0 89.0 12300 84
QSI-400 400 315 100/110 2011.3 150.0 81.0 89.0 12300 85
QSI-400 400 315 125/128 1830.8 150.0 81.0 89.0 12300 85

Applications of Rotary Screw Air Compressors

The Quincy QSI is designed to take on applications that require full airflow capacity in harsh operating conditions, such as hot, cold, dirty or outdoor environments. Rotary screw compressors like the QSI are useful in many industries:

  • Food and beverage
  • Manufacturing
  • Construction
  • Mining
  • Oil and gas
  • Automotive
  • Chemical
  • Pharmaceutical
  • Energy
  • Heating, ventilation and air conditioning (HVAC)
  • Agriculture

Quincy QSI Compressor Performance

Our rotary screw QSI compressors exhibit high operational efficiency and performance by producing an output of 100-175 pound-force per square inch (psi) and an airflow volume of 220-2,011 cubic feet per minute (CFM). These single-stage oil-injected compressors feature sound-insulated bodywork and a gearbox driven by a powerful electric motor. The gearbox includes a microprocessor control system so users can adjust system performance without the need for complex codes.

A Quincy direct drive air compressor is an investment in the long-term success and profitability of your business. We strive to deliver products that last longer and provide more reliable performance throughout their operational life. Quincy QSI air compressors are engineered to provide upwards of 100,000 hours of service — more than double the expected lifespan of its lower-cost competitors. In addition to lasting longer, our products also have fewer maintenance requirements and increased average uptime. These key benefits translate to a faster return on your investment as well as greater productivity overall.

Backed by an Industry-Leading Warranty

When you purchase an air compressor from the Quincy QSI series, you’ll receive Quincy’s 10-Year Royal Blue Warranty. This complete warranty covers your unit’s airend for 10 years and all major parts for five years, including:

  • Variable speed drives
  • Air/fluid receivers
  • Drive motors
  • Drive couplings
  • Coolers

For additional coverage, you can invest in one of our extended warranty packages.