NO (Normally Open) designed for use with alarm systems. Great for use in family and factory window, door. etc.
Switch type: NO(normal open type), circuit is connected when magnet is near the switch.

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NO (Normally Open) designed for use with alarm systems. Great for use in family and factory window, door. etc.
Switch type: NO(normal open type), circuit is connected when magnet is near the switch.


  • Product name: door magnetic reed switch; model: ho-03c; contact type: nc(normally close)
  • Contact capacity: 0.5A; voltage: dc 100V; rated power: 10W
  • Actuation distance: 15-25mm; each size(approx): 17.5 x 11 mm/ 0.7" x 0.43"(H*d); cable length(each): 26Cm/ 10.2"
  • Product name: door magnetic reed switch; model: ho-03c; contact type: nc(normally close)
  • Contact capacity: 0.5A; voltage: dc 100V; rated power: 10W
  • Actuation distance: 15-25mm; each size(approx): 17.5 x 11 mm/ 0.7" x 0.43"(H*d); cable length(each): 26Cm/ 10.2"

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