5Pcs NC Recessed Magnetic Window/Door Contact Security Alarm Switch Reed H

Quick Release Car Bumpers Trunk Fender Hatch Lids Kit Surrounding Reinforced. 5X Recessed Reed switch. Original 44mm Stainless Steel Watch Case For Seagull ST3600/ST3621 ETA 6497/6498. Switch Pattern: NC (normally closed type), circuit is connected when magnet closes to the switch.

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