The SCHULZ 7.5 HP Rotary Screw OPEN Cabinet Air Compressor is a compact, stationary rotary screw compressor designed for commercial and light-industrial applications requiring dependable airflow in a space-efficient footprint. Delivering approximately 25–27 CFM at 125 PSI, this unit features an open cabinet (OPE) design paired with a 60-gallon horizontal air tank for consistent air supply.

The compressor is equipped with a lubricated rotary screw air-end engineered for low oil consumption, reduced maintenance costs, and long service life. A TEFC electric motor with IP55 protection ensures reliable operation, while automatic starters with phase and sequence failure detection add an extra layer of electrical safety.

Top-mounted coolers and a thermostatic valve maintain optimal operating temperatures while improving heat recovery within customer facilities. A 24V command control panel provides straightforward system control and monitoring. Designed for continuous operation, this compressor delivers a 100% duty cycle in a durable and easy-to-maintain design.

Key Features & Benefits

  • 7.5 HP stationary rotary screw air compressor
  • Approximately 25–27 CFM at 125 PSI
  • Open cabinet (OPE) design
  • 60-gallon horizontal air tank
  • Lubricated rotary screw air-end
  • TEFC motor with IP55 protection
  • Low oil consumption and low maintenance costs
  • Top-mounted coolers for improved heat recovery
  • Thermostatic valve for working temperature control
  • 24V command control panel
  • Designed for continuous 100% duty cycle operation

Motor Specifications

  • Power Type: Electric
  • Horsepower: 7.5 HP
  • Voltage: 230 VAC
  • Phase: 3 Phase
  • Noise Level: Approximately 83 dBA

Pump Specifications

  • Airflow: 25 CFM (rated)
  • Rated Pressure: 125 PSI
  • Maximum Pressure: 125 PSI
  • Pump Type: Rotary screw
  • Drive Type: Belt drive
  • Oil Type: Oil lubricated
  • Oil Sight Glass: Yes
  • Aftercooler: No
  • Duty Cycle: 100%
  • Low Oil Shut-Off: No

Tank Specifications

  • Tank Size: 60 Gallons
  • Tank Orientation: Horizontal
  • Tank Included: Yes
  • Tank Outlet: 1/2 inch
  • Electronic Drain Valve: No

Accessories

  • Air Filter: Included

Physical Specifications

  • Weight: 373 lb
  • Dimensions: 35" L × 18" W × 42" H

Additional Information

  • Product Category: Stationary Air Compressor
  • Power Type: Electric
  • Part Number: 970.3890-0
  • Electrical Configuration: 3 Phase

Warranty

  • 2-Year Warranty on Air End
  • 1-Year Warranty on All Other Components
  • 5-Year Extended Warranty Available (Call for more information)