RC-36 NC Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch Brown

RC36 NC Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch White

2pcs RC33 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch White

RC-36 NO Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch Brown

2pcs RC-33 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown

RC-36 NO Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch White

2pcs MC-51 Surface Mount Wired NC Door Sensor Alarm Magnetic Reed Switch White

1 Set RC-33B NC+NO Magnetic Window Door Contact Alarm Reed Switch Recessed