Heiman Zigbee smoke detector

So I might have gone overkill.... I have heiman zigbee smoke detectors through out my house. They just straight up send a notification to HA. But there are some draw backs to them in that they aren't interconnected and you can't trigger them from HA. So I also have interconnected smoke detectors. These detectors work on two different methods. They have a comm port on them for wiring them all together and the have an RF antenna. So I have a sonoff RF bridge, which I have sniffed the broadcast the smoke detectors make when they are triggered, and that feeds into HA, and then finally I've …

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.

Smoke detector like this. Made by Heiman. I have 3 and they have been solid for probably 2 years now. They use lithium CR123 and not the crummy coin battery that needs replacing every few months. Best motion sensor I have is a Bosch that uses 2 high capacity lithium batteries. I use a 5vdc (plugged in) ESP based contact sensor (like this) that uses MQTT that replaced all my Sonoff battery operated sensors. I have found that the coin battery is really a problem - especially if you have a lot of them - they are constantly needing replacement.

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.