Magnetic Contact Switch Door Sensor MC-38


Switch Type: NC(normal close type), circuit is connected when magnet is near the switch.

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The reed switch is an electrical switch operated by an applied magnetic field.
Designed for use with alarm systems. Great for use in family and factory window, door. etc.
With double-sides tape design that for easily install.


  • Box size (each side): 29mm x 14mm x 9mm / 1.1″ x 0.6″ x 0.4″
  • Cable Length: 305mm ± 12mm / 12″ ± 0.5″
  • Weight (per side): 5.4g