Amazon.com: Zwave Door Sensor Aeotec Recessed Door Sensor 7, Z-Wave Plus Enabled Smart Door Sensor Battery Powered, SmartStart S2, Zwave Hub Required SmartThings Fibaro Home Centre 3 Hubitat : Tools & Home
IQ Recessed Door Sensor - Surety
Amazon.com: 1 pcs White Recessed Door Contacts NC Security Alarm Window Sensors with Magnetic Reed Switch. These ¾” Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems :