Magnetic Garage Door Contact Switch

Resalet magnetic reed switch alarm nc no surface mount wired contact sensor for gate garage window door security system silver gray mc 51 13 49 13.
Magnetic garage door contact switch. My advice was wrong because the normally closed contacts of a magnetic switch are open when the garage door is closed and the magnet is near the switch. 49 8 coupon applied at checkout save 8 with coupon. Spdt switches connect to an alarm system and to another device such as a motion detector. I purchased the spdt magnetic switch the customer is using but it didn t arrive until.
Resalet 2 sets magnetic reed switch alarm nc no surface mount wired contact sensor for gate garage window door security system white mc 31 13 99 13. Amazon s choice for garage door magnetic switch sm 226l 3q seco larm overhead door mount n c. Seco larm sm 226lq overhead door magnetic contact 2 3 4 70mm gap closed loop adjustable to fit most door channel widths magnet enclosed in gray abs case on l bracket 12 24 vdc. 99 get it as soon as fri sep 25.
I followed the instructions from the st site but it won t recognize the switch. Only 5 left in stock order soon. The nc switch contacts don t close until the garage door opens and the magnet moves away from the switch. Only 7 left in stock order soon.
Yohii home security wired rolling door contact magnetic reed switch alarm 4 4 out of 5 stars 22. Wire contacts to an alarm system to alert when doors or windows are opened. I have the potter amseco magnetic contact potter amseco odc 59a overhead door switch wired up. The alarm will activate when the magnet is pulled away by the opening door or window.
Applications 4 7 out of 5 stars 113. They help keep buildings and controlled access areas secure. Magnetic contact w 3 wires for n o n c. Wired metal rolling garage door switch magnetic door contact sensors specification.
Yohii home security wired rolling door contact magnetic reed switch alarm 4 4 out of 5 stars 22. Honeywell ademco 958 overhead door contacts 4 6 out of 5 stars 128. Magnetic contacts are low current devices that send a signal to an alarm or a supervised monitoring system when an armed door is opened.