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The QGD Series appears in our world-class rotary screw compressor lineup, and can meet all of these requirements and much more. These 15-125 hp air compressors provide plenty of power — they have industry leading flow and specific energy available at 100-125-150-175 psig. You have the ability to network up to six machines, making the QGD ideally suited for your large compressed air tasks. With a premium airend design, industrial-grade enclosure and simple, intuitive controls, the Quincy QGD is designed to provide reliable compressed air under the most demanding conditions. Backed by Quincy Compressor’s  5-Year True Blue Warranty , the Quincy QGD carries the same rugged construction that has inspired customer loyalty for generations. Contact Us At a Glance Airlogic 2 Advanced control Q-Control Touch (only available on 75-125Hp) NEMA Premium TEFC Motor is standard Ease of serviceability Sound level as low as 66 dBA 5-Year True Blue Warranty Up Close 70-529 acfm @ 125 psig 100-175 psig No belts Network up to 6 machines Premium Efficiency Airend Locate a Distributor Download The Brochure Key Features Performance Model Specs Easy Maintenance Warranty Videos Quincy QGD Key Features If you need a rotary screw compressor that is rugged, dependable and easy to use, the QGD Series from Quincy Compressor can meet your needs. These world-class machines provide ample power to handle challenging compressed air applications. They also offer industry-best flow and a specific energy range of 100-175 psig. Examples of the numerous features included with this powerful, efficient gear-drive air compressor lineup include: High-efficiency airend for optimum performance. Intelligent Airlogic2 controller that maximizes efficiency by providing automatic restarts after power failures and the ability to program up to four different weekly schedules over a 10-week period. TEFC motor, NEMA-4 electrical enclosure and Wye-Delta starting as standard features. Sound level as low as 66 dBA, ensuring a quiet machine operation. Energy-efficient technologies to minimize your operating costs. The Quincy QGD air compressor comes in a 15-30 hp fixed-speed drive version for small and medium-sized applications requiring a machine with a smaller footprint. There’s also a 40-60 hp product range — including a popular 50 hp compressor model — for medium-sized applications that demand a steady flow of compressed air. For larger sized applications there is now a 75-125 hp to satisfy the larger demands. Quincy QGD Performance Like all Quincy Compressor products, the QGD Series features an innovative design and superior construction, ensuring reliable, long-lasting performance in the most challenging environments. You can also maximize productivity by creating a network of up to six machines. The increased installation flexibility gives you more options regarding where you place your compressors — put them in areas where they will deliver optimal results. The icon-based display and clear, easy-to-understand readout increase efficiency when monitoring and controlling the compressor’s operation. QGD Fixed Speed Technical Specs Model No. Power hp Pressure psig Capacity cfm Sound dBA Length inches* Width inches* Height inches* Weight lbs** QGD-15 15 100 82.3 66 56.4 33.1 50.3 1071 QGD-15 15 125 70.1 66 56.4 33.1 50.3 1071 QGD-20 20 100 102.7 67 56.4 33.1 50.3 1089 QGD-20 20 125 97.2 67 56.4 33.1 50.3 1089 QGD-25 25 100 124 68 56.4 33.1 50.3 1122 QGD-25 25 125 109.8 68 56.4 33.1 50.3 1122 QGD-30 30 100 145.4 69 56.4 33.1 50.3 1157 QGD-30 30 125 132.2 69 56.4 33.1 50.3 1157 QGD-40 40 100 214.4 66 51.2 35 70.5 1415 QGD-40 40 125 188.2 66 51.2 35 70.5 1415 QGD-50 50 100 247.1 67 51.2 35 70.5 1536 QGD-50 50 125 224.9 67 51.2 35 70.5 1536 QGD-60 60 100 295.2 68 51.2 35 70.5 1642 QGD-60 60 125 267.8 68 51.2 35 70.5 1642 QGD-75 75 100 369.3 76 75.8 49.9 78.8 3096 QGD-75 75 125 336.2 76 75.8 49.9 78.8 3096 QGD-100 100 100 466.7 80 75.8 49.9 78.8 3215 QGD-100 100 125 433.1 80 75.8 49.9 78.8 3215 QGD-125 125 100 583.1 71.2 75.8 49.9 78.8 3511 QGD-125 125 125 529.1 71.2 75.8 49.9 78.8 3511 Maintaining Your QGD With Quincy’s Genuine Parts and Lubricants Quincy Compressor designs all QGD models with easy maintenance in mind. The boltless hinged doors on the front and back and the removable roof panels provide convenient access to internal components, eliminating hassles when servicing the machine. This advanced design also helps to minimize downtime when a repair issue occurs. You’ll also have access to a wide range of genuine  Quincy Compressor replacement parts and fluids  to keep your equipment in peak operating condition and maximize its life span. Your nearby Quincy Compressor distributor is available to provide 24-hour service whenever a mechanical or repair issue occurs. Warranty Coverage for Your Protection Quincy Compressor has been a leading compressed air equipment innovator since 1920. We back our equipment with more than a century of experience and the best warranty coverage in our industry, giving our customers extra protection and peace of mind. The Quincy QGD air compressors come with True Blue, a five-year manufacturer’s warranty covering the motor, airend, separator tank and cooler/heat exchanger. You don’t need to make an additional purchase or sign up for a service contact — get the protection automatically by registering your new compressor online. Contact Us to Learn More About the QGD Rotary Screw Air Compressor Line Learn more about the advantages of using a QGD Series air compressor in your manufacturing or industrial facility.  Contact the Quincy Compressor distributor near you  for more information and a no-obligation quote today. Locate A Distributor Quick Links Products Locate Sales & Service Download Literature Register Your Compressor Knowledge Center Blog Career Opportunities Join our mailing list! Contact Quincy Compressor: Phone: (251) 937-5900 Contact Us Register Your Compressor Legal Notice Warranties Privacy Policy Terms & Conditions Sitemap © 2026 Quincy Compressor. 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