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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Notice: the battery is not included here
Model: BS230B
Thread Size: G1inch DN25
47 inch - 0
Pin Type : 2 Wires
Rolling Door Contact Magnetic Reed Switch Alarm with 2 Wires for N.C. Applications MC-51 3pcs Cell Phone Accessories Notice: the battery is notDescription: 1. Actuation Distance: 20 30mm. Silver gray zinc alloy housing. 2. The reed switch is an electrical switch operated by an applied magnetic field. 3. Designed for use with alarm systems. Great for use in family and factory window, door. etc. 4. Screw Mounted for easily install. 5. 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 ).
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