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Home Assistant TestFlight
Zen

Zen thermostat

Thermostats · Climate

Partly worksLocal

1 report: 1 says it partly works.

Reported on r/homeassistant with Zigbee.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
ZigbeePartly works LocalBehaves like battery device; wakes only on changes or hourly
Saved copy
I had issues with Zen thermostat too originally. Even though it draws power from your hvac, it is behaving like a battery device, meaning it only “wakes up” and connect to zigbee when it detects temperature changes or if you operate the thermostat. If nothing changes it only wakes up around 60 minutes. On the other hand in z2m, the thermostat seems to be treated as a powered device so if it sleeps for more than 15 min (or whatever you set your settings at) it is shown as offline. When it sleeps there is also no way for you to wake it up from home assistant. I eventually found out you can …

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

Reddit comment · 2023-10

Each row is one report from a GitHub thread, an integration’s docs, or r/homeassistant. Check the date and the linked source before you buy.

In ReReHome

Once Home Assistant’s HomeKit Bridge shares it, this device reaches Apple Home as a HomeKit accessory behind your Home Assistant bridge, so ReReHome shows and controls it like any other.

Identifiers

BrandZen
CategoryThermostats