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Ships within 48 hours · Estimated delivery Nov 12 - Nov 17
Size:41 x 20 mm/1
Keyed Different
Product Name: Hex Head Bolts
cooling equipment and other signal device in your home
meaning these fully threaded rods will not rust no matter how many years you use them for
MC-51 NC+NO Alarm Security Rolling Gate Garage Door Contact Magnetic Reed Switch Silver Gray Flexible Couplings Size:41 x 20 mm/1Description: 1. Actuation Distance: 15mm. 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 ). NO
