Sonoff TRVZB Radiator Valve: Zigbee2MQTT + Home Assistant
Pair the Sonoff TRVZB into Zigbee2MQTT with no Sonoff bridge or eWeLink account, set valve opening degree, and drive it off an external room sensor.
~/archive $ ls -la
Archive
Zigbee
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Is Sonoff the Same as Tuya? eWeLink vs Smart Life Explained
Sonoff and Tuya are unrelated companies with incompatible apps. Here's what that means for pairing, cloud data, and going local with Zigbee2MQTT or ZHA.
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SkyConnect/ZBT-1 Multiprotocol: Zigbee + Thread, One Dongle?
SkyConnect/ZBT-1 promised Zigbee and Thread on one radio. Home Assistant now calls multiprotocol experimental and is retiring it. What to run instead.
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Aqara/Xiaomi Zigbee Router Compatibility Explained
Some Zigbee routers can't keep Aqara or Xiaomi sensors connected. Which brands are documented as failing, why it happens, and the fix to try first.
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Zigbee2MQTT Retain vs state.json: What Survives a Restart
Which restart you had decides the fix: Zigbee2MQTT republishes state on its own in two of three cases, and retain only covers the third. All local.
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Zigbee2MQTT Multi-Endpoint Devices: Why switch_l1, switch_l2
Zigbee2MQTT names multi-gang switch entities switch_l1, switch_l2, or switch_left. What an endpoint is, why naming varies, and how to map each gang.
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Sonoff SNZB-01 Wireless Button: Zigbee2MQTT + Home Assistant
Pair a Sonoff SNZB-01 button with Zigbee2MQTT or ZHA, write press automations that survive the Zigbee2MQTT 2.0 action change, and buy the right coin cell.
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Aqara Motion Sensor Generations Compared: Which One to Buy
Aqara sells five motion sensor generations with near-identical names. What actually differs in sensitivity, light sensing, OTA and local Zigbee2MQTT use.
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Zigbee2MQTT MQTT Topics Explained: set, get, Availability
A practitioner's map of Zigbee2MQTT's MQTT topic model: state, /set, /get, availability, bridge topics, and the three output modes, all local, no cloud.
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Zigbee2MQTT OTA Update Failed or Stuck? How to Fix It
A Zigbee2MQTT OTA that errors out or freezes at a percentage is rarely a bricked device. Here's what each failure means and which fix actually applies.