Discontinued | ATRIUM 2-door controller

Ref: F0115000002

DISCONTINUED | Scroll down to ‘related products’ for the recommended alternative.

The A22 is a 2-door controller that forms the heart of the ATRIUM access control system. ATRIUM can be networked into systems for up to 500 doors and 10,000 users. With a built-in power supply and web server, as well as a robust metal case, the A22 is the central component of a flexible and reliable access control solution.

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Key features

  • 2-door controller for ATRIUM access control system

  • Built-in web server, power supply, and battery charger

  • 6 multi-purpose inputs (12 using zone doubling technology)

  • FREE management software with free upgrades

  • Ultra-fast firmware upgrades - takes less than 10 seconds!

  • Choose to control via web browser, software, or standalone

  • Download ATRIUM Finder smartphone app for quick & easy setup

Downloads & links


  • Technical specifications

    • Card / reader technology
      Supports proximity & MIFARE® Classic
    • Security Level
    • User Limit
    • Number of Relays
      2 x Form C relays (dry contact)
    • Mounting
      Surface - PCB mounted in secure lockable metal case
    • Min Temperature (°C)
    • Max Temperature (°C)
    • Frequency
  • Electrical specifications

    • Min. Voltage (V)
    • Max Voltage (V)
    • Voltage AC/DC
    • Max Power Consumption (mA)
    • Battery included
      12Vdc 7Ah rechargeable acid/lead or gel cell backup battery (UL/ULC: YUASA #NP7-12 recommended, Europe: CDVI B7AH recommended). Ensure proper polarity.
    • Lock Output
      2 x 12V, 750mA (1xmaglock, 1xstrike or 2xmaglocks/strikes)
  • Certifications

    • IP Rating
  • Appearance

    • Surface Material
      Metal lockable case
  • Dimensions

    • Product Height (mm)
      130 (PCB) / 280 (Case)
    • Product Width (mm)
      210 (PCB) / 290 (Case)
    • Product Depth (mm)
      30 (PCB) / 80 (Case)
    • Product Weight (kg)

Case studies

See all See all

MV Alfred Passenger Ferry

An access control system for a ferry which travels between Scotland and the Orkney Islands.

Interested in this product?

We work with a large network of distributors, electrical suppliers, and wholesalers in the UK and Ireland. Learn more about where you can purchase CDVI solutions today: