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5 Sets Flush Mounted 3/4" Door Magnetic Contacts Alarm Switch Sensor NC Type (Black)

KWD 3
KWD 4
Brand
DSYBJR
Weight
142 g
ColorBlack
All electronics ship with US style plugs. You may need a voltage converter or a plug adapter.
– 1 +

Special Features

  • 3/4" standard mounting diameter with self-locking clip
  • White/black color for choosing, suitable for dark or light color doors/windows
  • Over 1" long operation distance, suitable for metal doors
  • NC type: when door is closed, switch is closed loop, when door is open, switch is open loop
  • High quality reed switch&magnet, over 50K times open/close circulation

Description

Door Magnetic contacts is widely used for home alarm system(panel) to detect door&window state in open or closed. It can't work alone, needs to connect with alarm systems to received the signal of door states.

Contact type: NC
Material: plastic
Color: white or black
Pack: 5pairs/bag

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