Door Retaining Magnet

Door Retaining Magnets are a key part of a fire system, where the requirement for doors to close automatically upon a fire alarm being triggered. Otherwise known as Door Hold Open Magnets or Magnetic Door Holders. Door Retainers come in two main categories, either floor mounted or wall mounted. This particular model comes with a reset button, which means that the doors can be closed manually. The fire door magnet is powered by a transformer rectifier power supply, and are installed in buildings, between fire escape doors. When the fire prevention system detects a fire alarm, the armature plate is released allowing the door to close.
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  1. Door_Hold_Open_Magnet_DHM244
    DHM244 Door Hold Open Magnet
    40kg/400N Holding Force
    (Fire Door Magnet)
    £25.96 £31.15 (Inc Vat)
  2. DHM244/W: Door Hold Open Magnet
    DHM244/W: Door Hold Open Magnet
    40kg/400N Holding Force
    (Fire Door Magnet)
    £25.96 £25.96 (Inc Vat)
    Out of stock
  3. FMB244: Black
    FMB244: Black
    Floor Mounting Bracket
    £9.95 £9.95 (Inc Vat)
  4. FMB244W: White
    FMB244W: White
    Floor Mounting Bracket
    £9.95 £9.95 (Inc Vat)
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