DSYBJR NC Surface Mounted Magnetic Contacts Switch Model 37 Black Plastic 5 Sets
Product details
| Management number | 241621585 | Release Date | 2026/07/18 | List Price | US$4.73 | Model Number | 241621585 | ||
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These door magnetic contacts are widely used for home alarm systems to detect the open or closed state of doors and windows. They do not work alone and require connection to an alarm system to transmit door status signals.
Key Features:
* Contact Type: NC (Normally Closed)
* Material: Plastic
* Color: Black, suitable for dark or light colored doors and windows
* Operation Distance: Over 1/2 inch long, ideal for home doors and windows
* Mounting: Strong double-sided tape for easy installation
* Function: NC type - switch is closed loop when door is closed, open loop when door is open
* Durability: High quality reed switch and magnet, tested for over 50,000 open/close cycles
* Pack: Includes 5 pairs/sets
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