There are Zigbee and Z-Wave door sensors with Reed Switches in them that you can probably bypass the same way I thought I needed to do it with the sensor of my alarm system:
If you have a zigbee2MQTT gateway or something similar for Z-Wave that would be the way to get the info into HA.
For more details see the text around the image here:
All I wanted to achieve was to see in my HomeAssistant dashboard if the deadbolts on four doors (front, balcony, office, patio) were locked at the end of the day - and trigger some automation when I go to bed, e.g. tell me which deadbolt isn’t locked when I check if the house is ready for the night…
For a while, I was looking into buying a smart look (or better: 4) to be able to see the status in Home Assistant, but couldn’t get myself to go that route because:
I only want to see, if the dead…