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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
It is a contactless exit switch adopts infrared induction technology
91-inch x 0
Not for hammer drill
hole for drilling
Cable Length: 30cm/ 11
5pcs RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown PVC Sheets It is a contactless exitDescription: 1. NC means Normally Closed: When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off ). When make order,pls check carefully! 2. These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system. 3. Work as an anti theft alarm, perfect for metal door and window.
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