P300+

Available in two and three stage configurations, the P300+ centrifugal air and gas compressor provides a reliable flow up to 60 m3/min or 2,090 ICFM.

As a member of the Polaris+® series, the P300+ centrifugal compressor is ideal for manufacturers looking for a small, reliable, and economical option for producing compressed air.

  • Flow: 20 – 60 m3/min | 900 – 2,090 ICFM
  • Power: 190 – 340 kW | 250 – 450 hp
  • Pressure: 3 – 11 barg | 45 – 150 psig



P300+ Features & Benefits

  • Low-pressure bearings provide extended bearing life.
  • Simple, practical design with minimal rotating and wearing parts.
  • Straight-through intercooler tube accommodates periodic cleaning, rather than replacement.
  • Full-capacity auxiliary oil pump continues normal, safe operation in the event of a main oil pump failure.
  • R1000 control system featuring a 9" full touch-screen display efficiently manages plant load and maximizes energy savings.
  • Horizontally split gear case and internal components are integral features of the only truly field-serviceable gear box in the industry.
  • ISO 8573-1 CLASS 0, 100% oil-free air minimizes downtime from oil contamination in the production line and eliminates the need for off-site condensate disposal.
  • Engineered coatings designed for extreme conditions provide extended service life of internal and external surfaces, reduced maintenance, and corrosion prevention.

Case Study: Molded Plastics Plant Saves Over $103K


  1. Manufacturing Challenge

    An increase in production at a molded plastics plant required a supplement to their existing air capacity.

    View full case study.

  2. Investigation

    To meet air demands the customer was looking to add an additional rotary screw compressor to their operation.

    View full case study.

  3. Solution

     The customer replaced eight rotary screw compressors with one centrifugal compressor, introducing oil-free air into their packaging process.

    View full case study.

  4. Results

    Customer saved over $75,000 in maintenance and $28,000 in energy savings.

    View full case study.

An increase in production at a molded plastics plant required a supplement to their existing air capacity.

View full case study.

P300+ Accessories & Options

  • Corona Lubricants
    Corona Lubricants

    Designed to minimize harmful buildup to maximize equipment operating cycles.

  • Drain Valve
    Drain Valve

    Only discharges condensate when the reservoir is full, eliminating water without losing air.

  • Dual Oil Filters
    Dual Oil Filters

    Allows continuous operation while switching smoothly from one element to the other.

  • Motor Starters
    Motor Starters

    Choose from a full line of motor starters to suit your needs. Certain models include an option to mount the starter to the unit.

  • Sound Enclosures
    Sound Enclosures

    Accommodates installations with special acoustic requirements.

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