Develco WISZB-121 in Home Assistant
Door & window · Zigbee · Window sensor
This device is known to both Zigbee integrations: Zigbee2MQTT has a definition for it, and ZHA has a quirk that adapts it.
Facts about this device
- Brand
- Develco
- Model
- WISZB-121
- Device type
- Door & window
- Radio
- Zigbee
- Power
- Battery
- Reports itself as
- WISZB-121
- Zigbee2MQTT
- Device page on zigbee2mqtt.io
Where to buy
How the device gets into Home Assistant
- official ZHA – with a Zigbee coordinator and the ZHA integration; the quirk the device needs is part of ZHA.
- add-on Zigbee2MQTT – Zigbee2MQTT runs as an add-on and passes the device on to Home Assistant over MQTT.
ZHA quirks for this device
Quirk included in ZHA Recommended quirk
Part of ZHA – Home Assistant uses it on its own, nothing to install.
Adds: Tamper
Source:
zha-device-handlers · since zha-quirks 2.2.2
Signature: Develco Products A/S / WISZB-121
5 more quirks for this device
-
Quirk included in ZHA
frient A/S/WISZB-121zha-device-handlers · since zha-quirks 2.2.2 -
Quirk proposed, not merged yet
Develco Products A/S/WISZB-121zha-device-handlers · pull request #4921 · by @marcintyminski · 13 de abril de 2026 -
Quirk proposed, not merged yet
frient A/S/WISZB-121zha-device-handlers · pull request #4921 · by @marcintyminski · 13 de abril de 2026 -
Quirk proposed, not merged yet
Develco Products A/S/WISZB-121zha-device-handlers · pull request #4491 · by @TheJulianJES · 14 de novembro de 2025 -
Quirk proposed, not merged yet
frient A/S/WISZB-121zha-device-handlers · pull request #4491 · by @TheJulianJES · 14 de novembro de 2025
Sources: Zigbee2MQTT, ZHA quirks, Z-Wave JS, the Matter certification database, Shelly, ESPHome, Tasmota, Tuya Local and the issue trackers on GitHub. Reports are assigned to a device by the identifiers they contain; the sentences come from the integration pages, where a language model writes them from the titles.
