1 Set RC-33B NC Magnetic Window Door Contact Alarm Reed Switch Recessed

1 Recessed BROWN Door Window Security Alarm Reed Switch Contact 3/8 push sensor

Burglar Alarm Recessed Sliding Door Window Sill Reed Switch Sensor Hidden

Door Window NC Contact Security Safety Alarm Magnetic Sensor Reed Switch Sets

5 Alarm Terminal Recessed Door Window Security Switch Sensor Contact

5 Recessed Door Jam Window Sill Security Alarm Reed Switch Sensor Hidden DSC GRI

10 Recessed Door Window Security Alarm Reed Switch