Top Shelf Recessed NC Magnetic Door And Window Contact Sensors, No Fuss Reed Switches For Burglar Alarms, Crisp White Five Pack, Solid Fit For Your Home Security Setup
✔️ Normally closed reed switch rated for ten volts max load
You get a pack of five hidden magnetic contact switches built for home alarm networks. These recessed pieces snap directly into door or window jambs to track openings without drawing attention or complicating your setup.
✅ Housing measures twenty-five by twenty-three point six millimeters across zero point nine eight by zero point nine three inches✅ Insulation jacket measures two hundred sixty millimeters which translates to roughly ten point two four inches
✅ Activation gap spans twenty to thirty millimeters which equals point seven nine to one point one eight inches
✅ Closes electrical circuit when magnet aligns for steady alarm monitoring
💡 What maintains constant circuit continuity in buried alarm wiring?
A handy normally closed magnetic switch keeps your detection loop live until physical separation occurs.
- Copper conductors transmit steady low voltage signals through insulated cables to the main control board
- Plastic relay housings snap shut over jambs while shielding internal components from dust and moisture
- Standard terminal ports accept stripped leads quickly without requiring crimping tools or soldering iron heat
- Quick reset features restore full tracking capability immediately after doors return to their original position