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ST54 NFPA

NFPA-compliant tactical self-contained breathing apparatus

An NFPA 1986:2023-compliant tactical SCBA combining FM54 NFPA, configurable 30-, 45- or 60-minute supplied-air capacity and low-profile integration for demanding CBRN and oxygen-deficient operations, designed to reduce user fatigue and maintain effectiveness over time.

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Time Configurations
Cylinder Wrap
Pressure-Gauge Faces

  • ST54 is designed to meet recognized standards for tactical SCBA
  • A modular system allowing users to tailor protection based on mission and threat environment
  • Ergonomic backframe and padded shoulder straps support wearer comfort during prolonged missions
  • End-of-Service-Time Indicators (EOSTI), include a chest-mounted pressure gauge for monitoring cylinder pressure and an end-of-service whistle alarm
  • Low-profile system with non-reflective components to support reduced visual signature
  • Compact demand valve (CDV) can be mounted on either side for compatibility with weapons and kit

    • Use only in accordance with product instructions, approved configurations and local regulations
    • Silencing the warning whistle voids certification

      • The U.S. Government has certain controls over the ST54 NFPA and prohibits the exporting, selling, transferring, transporting, or shipping of the product outside the U.S. without first obtaining approval from the U.S. government, or as authorized by U.S. law and regulations. This restriction applies whether the product is in its original form or has been incorporated into other items. This product is subject to Export Administration Regulations (EAR) with a classification of 1A004
      • Export control notice: The sale, export, reexport or transfer of this product may be subject to US, UK and other applicable export-control and sanctions requirements. Availability will depend on the product classification, country of destination, end-user and intended end-use. Avon may require additional information or authorisations before accepting or fulfilling an order. Please contact Customer Service for further information

        • Supported by AVONPLUS training and service programs to help users remain protected, confident and compliant
          ST54 is a configurable positive-pressure tactical SCBA for operators working in evolving, high-threat environments. The ST54 modular system allows users to tailor protection based on mission and threat environment.

          It combines the FM54 NFPA respirator and clear outsert with an ergonomic backframe, padded shoulder straps and a compact demand valve that can mount on either side to integrate with weapons and operational equipment. Cylinder options provide NIOSH-rated durations of 30, 45 or 60 minutes at 40 l/min, while the quick-release universal cylinder band supports rapid cylinder exchange.

          For a user-centric design, the End-of-Service-Time Indicators (EOSTI) include a chest-mounted pressure gauge for monitoring cylinder pressure and an end-of-service whistle alarm.