QGD 15-125hp

The Quincy QGD 15–125 HP range provides efficient fixed-speed rotary screw performance for demanding industrial compressed-air systems. Moreover, its belt-free gear drive, premium airend, advanced controls and six-compressor networking capability support dependable operation, lower maintenance and simplified system management.

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Product Description

Quincy QGD 15–125 HP

The Quincy QGD 15–125 HP range consists of fixed-speed, oil-injected rotary screw compressors designed for continuous industrial compressed-air production. Moreover, its gear-driven construction, advanced controls and heavy-duty enclosure support reliable performance in demanding environments.

Available pressure configurations include 100, 125, 150 and 175 psig. At 125 psig, published airflow ranges from 70.1 to 529.1 CFM. Meanwhile, selected 100 psig models deliver up to 583.1 CFM.

Reliable Gear-Drive Technology

The compressor transfers motor power through a gear-drive system instead of conventional belts. Therefore, users do not need to inspect, tension or regularly replace drive belts.

Moreover, this arrangement provides stable power transmission between the motor and airend. Consequently, the compressor delivers dependable fixed-speed operation while reducing routine drive-system maintenance.

Key Features and Benefits

  • Power ratings from 15 to 125 HP
  • Pressure options from 100 to 175 psig
  • Up to 529.1 CFM at 125 psig
  • Up to 583.1 CFM at 100 psig
  • Belt-free gear-drive construction
  • Premium-efficiency rotary screw airend
  • NEMA Premium TEFC motor
  • NEMA 4 electrical enclosure
  • Standard wye-delta motor starting
  • Airlogic2 Advanced controller
  • Q-Control Touch on larger models
  • Networking for up to six compressors
  • Sound levels as low as 66 dBA
  • Maintenance-friendly enclosure
  • Five-year True Blue Warranty eligibility

Together, these features allow the Quincy QGD 15–125 HP to serve large industrial air systems with dependable airflow, straightforward servicing and efficient system management.

Available QGD Compressor Models

The fixed-speed range includes:

  • QGD-15: 70.1 CFM at 125 psig
  • QGD-20: 97.2 CFM at 125 psig
  • QGD-25: 109.8 CFM at 125 psig
  • QGD-30: 132.2 CFM at 125 psig
  • QGD-40: 188.2 CFM at 125 psig
  • QGD-50: 224.9 CFM at 125 psig
  • QGD-60: 267.8 CFM at 125 psig
  • QGD-75: 336.2 CFM at 125 psig
  • QGD-100: 433.1 CFM at 125 psig
  • QGD-125: 529.1 CFM at 125 psig

Therefore, users should select the Quincy QGD 15–125 HP according to the required airflow at the actual operating pressure rather than horsepower alone.

Advanced Compressor Controls

The Airlogic2 Advanced controller manages compressor operation and displays important system information. Moreover, operators can programme several weekly operating schedules.

Consequently, facilities can align compressor operation with production demand and reduce unnecessary unloaded running. The controller may also support automatic restarting after a power interruption when the appropriate settings are enabled.

Meanwhile, Q-Control Touch is available on larger 75–125 HP configurations. Therefore, operators gain a clear touchscreen interface for monitoring high-capacity compressed-air installations.

Network Up to Six Compressors

The Quincy QGD 15–125 HP can connect with up to six compressors in a coordinated network. As a result, facilities can distribute compressed-air demand across several machines instead of relying on one oversized unit.

For example, fewer compressors can operate during periods of low demand. Afterwards, additional units can start as production requirements increase.

Moreover, a networked arrangement provides greater flexibility during servicing. Consequently, a facility can maintain airflow while one compressor is temporarily offline.

Quiet and Accessible Industrial Design

Selected QGD models operate at sound levels as low as 66 dBA. Therefore, suitable units may be installed closer to production areas than louder open compressor packages.

In addition, boltless hinged doors and removable roof panels provide convenient access to internal components. As a result, technicians can inspect filters, lubricant circuits and service items more efficiently.

The accessible design can therefore reduce planned maintenance time and production disruption.

Applications in the UAE

The QGD range may support:

  • General manufacturing
  • Oil and gas facilities
  • Mining and quarrying
  • Cement and aggregate plants
  • Metal fabrication
  • Automotive production
  • Chemical processing
  • Food and beverage facilities
  • Pharmaceutical production
  • Packaging and assembly lines
  • Construction operations
  • Large workshop air systems

For example, a manufacturing plant can network several Quincy QGD 15–125 HP compressors to respond to changing production demand. Similarly, a 150 or 175 psig model can support equipment requiring higher compressed-air pressure.

Selecting the Correct QGD Compressor

Correct selection depends on:

  • Required airflow at operating pressure
  • Minimum and maximum system pressure
  • Average and peak air demand
  • Daily operating hours
  • Electrical supply
  • Ambient temperature
  • Ventilation
  • Air-treatment requirements
  • Networking requirements
  • Future production expansion

Therefore, users should complete a compressed-air demand study before ordering the Quincy QGD 15–125 HP. Otherwise, an undersized compressor may operate continuously, while an oversized fixed-speed machine may unload frequently and waste energy.

Warranty Coverage

The QGD range is eligible for Quincy’s five-year True Blue Warranty after registration. Coverage includes specified major components such as the motor, airend, separator tank and cooler or heat exchanger.

However, coverage depends on authorised commissioning, approved maintenance, genuine service parts and compliance with Quincy’s current warranty conditions.

Why Choose Quincy QGD 15–125 HP?

The QGD range combines broad airflow coverage, multiple pressure options and belt-free gear-drive technology. Moreover, its advanced controls and compressor-networking capabilities support efficient management of large industrial air systems.

Therefore, it is a practical choice for UAE industries requiring continuous airflow, simplified maintenance and sufficient capacity for future expansion.

Request a Quincy QGD Compressor in the UAE

Contact our compressed-air specialists for technical selection, specifications and UAE pricing.

Please provide the required airflow, working pressure, electrical supply, daily demand, air-quality requirements and networking plans. Consequently, our team can recommend the correct Quincy QGD 15–125 HP configuration.

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.

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 72 75.8 49.9 78.8 3511
QGD-125 125 125 529.1 72 75.8 49.9 78.8 3511

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.

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.