2 HP S550 Oil-Free Tank Mount Fire Protection Compressor

Ideal For Quiet Settings


  • Apartments

  • Churches

  • Nursing Homes
Product Number
S550M-LD | S550H-LD | S550V-LD
    Product Specs
  • 2 Horsepower
  • 7.6 CFM @ 10 PSI
  • Single
    Phase
  • 115 or 208/230
    Volts
  • Horizontal Tank or Vertical Tank
  • Standard pressure (40 psi): Fills a 627-gallon dry pipe system in 30 minutes
  • Low pressure (18 psi): Fills a 1,393-gallon dry pipe system in 30 minutes
  • Pre-action (10 psi): Fills a 2,507-gallon dry pipe system in 30 minutes
  • Pressure Switch: Factory Set at 50-100 PSI / Requires Air Maintenance Device
  • 1/2" NPT Outlet
  • 15 Gallon Tank (Standard): 34" x 14" x 27" (L x D x H)
  • 30 Gallon Tank Option: 40" x 18" x 32" Horiz. / 23" x 17" x 53" Vert. (L x D x H)
  • 193 lbs Shipping Weight
  • ETL Listed for Fire Protection (UL Standard 1450 & CSA Standard C22.2 No. 68)
    Standard Features
  • IN STOCK

  • Appropriate for single or multiple-valve systems

  • Add a new Automatic Air Maintenance Device from C-Aire!

  • Low vibration and whisper quiet – 56 dB

  • Oil-free and low maintenance

  • Compact design

  • 1-year unit warranty

    The C-Aire S550 2 HP Oil-Free Tank Mount Fire Protection Compressor delivers whisper-quiet operation and exceptional reliability for dry pipe and pre-action fire sprinkler systems in noise-sensitive environments.

    Key Features

    • Powerful Performance: With 7.6 CFM @ 10 PSI, this 2 HP compressor provides robust air supply for larger fire protection systems.
    • Whisper-Quiet Operation: Specifically designed for settings where noise is a concern, such as hospitals, hotels, and commercial buildings.
    • Oil-Free Technology: Ensures low maintenance requirements and clean air delivery without the need for regular oil changes.
    • 15 or 30-Gallon Tank Options: Provides stable operation and consistent air pressure for reliable system performance, especially for systems with quick-opening devices (accelerators).
    • Horizontal or Vertical Tank Design: Space-efficient configuration ideal for installation in mechanical rooms.

    Ideal Applications

    • Dry pipe fire sprinkler systems
    • Pre-action fire protection systems
    • New construction projects
    • Tight systems with minimal air leaks
    • Systems with quick-opening devices (accelerators) where a tank is required
    • Noise-sensitive environments

    Compliance and Certification

    • ETL Listed for Fire Protection (UL Standard 1450 & CSA Standard C22.2 No. 68)
    • NFPA 13 2025 Compliant: Certified for use in fire sprinkler system applications in the US and Canada.

    The C-Aire S550 represents our commitment to enhancing the fire protection industry through customer feedback, new technology, and industry trends. Experience the perfect balance of performance, reliability, and quiet operation for your fire protection needs. According to NFPA 13, air compressors with a flow greater than 5.5 CFM at 10 psi require a tank and regulator-style air maintenance device with a bypass and restrictor (NFPA 13 8.2.6.6). Learn how to configure your dry pipe & pre-action system with C-Aire’s best practices guide here.

    1 Year Warranty

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