P400+

Available in two and three stage configurations, the P400+ centrifugal air and gas compressor provides a reliable flow up to 100 m3/min or 3,350 ICFM.

As a member of the Polaris+® series, the P400+ centrifugal compressor suits a broad range of applications, delivering trouble-free operation and the lowest cost of ownership.
  • Flow: 40 – 100 m3/min | 1,600 – 3,350 ICFM
  • Power: 300 – 520 kW | 400 – 700 hp
  • Pressure: 3 – 11 barg | 45 – 150 psig


P400+ 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. Case Study

    Learn how a molded plastics plant saved over $103K a year by employing a centrifugal compressor.

    View full case study.

  2. Background

    A molded plastics plant was operating eight rotary screw compressors to deliver compressed air to their production lines.

    View full case study.

  3. Manufacturing Challenge

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

    View full case study.

  4. Results

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

    View full case study.

Learn how a molded plastics plant saved over $103K a year by employing a centrifugal compressor.

View full case study.

P400+ Options & Accessories

  • Aries Dryers
    Aries Dryers

    Maintains optimum low dew points and high air cleanliness.

  • Control Systems
    Control Systems

    Featuring the most powerful processors in the industry, the Regulus line offers unprecedented compressor control, providing reliable, efficient operations and substantial energy savings.

  • 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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