Powerex 7.5 HP Air Compressor Oilless Scroll 3-Phase, 23.1 SCFM @ 100 PSI | SBS0757

  • Capacity 20 - 49 CFM
    Horsepower 7.5 HP
    Power Electric
    Pressure Rating 100 PSI
    Voltage 230/3/60 Volts, 208/3/60 Volts, 460/3/60 Volts

    our innovative scroll technology is completely oil-less, extremely quiet, energy efficient and easy to maintain. mounting the scroll compressor on the tank itself maximizes available floor space and allows for easy access to the compressors for maintenance.

    • no exhaust or intake valves
    • integrated aftercooler design
    • low noise level
    • low maintenance cost
    • compact/point of use installation

    base unit description

    the oil-less 7.5 hp scroll base mount compressor shall have v-belt drive, 1725 rpm motor, osha compliant belt guard, and air-cooled after cooler.  the following accessories are provided and shipped loose for field installation:  safety relief valve, and check valve.

    oilless scroll compressor pump

    each compressor shall be belt driven oil-less rotary scroll single stage, air-cooled, oil-less construction with absolutely no oil needed for operation. the rotary design shall not require any inlet or exhaust valves and shall be rated for 100% continuous duty. tip seals shall be of a composite ptfe material and be rated for 8,000 hours operation.  compressor bearings shall be external to the air compression chamber and shall be able to be re-greased in the field for extended life.  patented re-grease ports shall be located on the front side of the pump allowing service without removing the pump drive pulley.  bearings shall have an mtbf life of no less than 33,000 hours.  compressors with bearings that are not accessible for service have a limited life span and shall not be accepted.  pump crankshaft and main bearing housing shall be constructed of heavy duty cast iron for maximum durability.   compressors shall have an integral radial flow fan for cooling and rated for 116 psig maximum pressure at sea level.

    air-cooled aftercooler

    air-cooled aftercoolers shall be provided for each compressor and shall be mounted integral to the compressor base.


    the compressor pump shall be belt driven by a dedicated 3 phase, 60 cycle, 208-230/460 volt, 1725 rpm, odp motor

    installation accessories

    a 140 psig asme safety relief valve and a scroll check valve are shipped loose for field installation.

    why oil-less scroll? 

    our simplex and duplex scroll tank mounted systems with integral aftercooler design are perfect for any application where clean dry air is required.  starter control panel and dryer options are available to customize the system for a particular application.

    • product specification

      • capacity (cfm) @ 100/125 psi
        23.1 scfm @ 100 psi
      • controls
      • cooling system
        air cooled
      • horsepower (hp)
        7.5 hp
      • pressure rating
        100 psi
    • power requirements

      • standard voltages
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