Schneider Electric 550B1021 Compatibility
LK Wiser Water Leak Sensor · sensor Zigbee
The Schneider Electric 550B1021 (LK Wiser Water Leak Sensor) is a Zigbee sensor from Schneider Electric. It monitors your home and reports back to your hub — useful for automations that react to motion, contact, temperature, humidity, leaks or air quality. It's confirmed working across 2 platforms, including deCONZ, Zigbee for Domoticz. Because it speaks standard Zigbee, the Schneider Electric 550B1021 pairs with any Zigbee coordinator once it's joined to one of the supported bridges above.
Compatibility at a glance
Schneider Electric 550B1021 is a Zigbee sensor from Schneider Electric. It is compatible with: deCONZ, Zigbee for Domoticz.
| ZHA (Home Assistant) | ✗ Not supported |
| Zigbee2MQTT | ✗ Not supported |
| deCONZ | ✓ Supported |
| Zigbee2Tasmota | ✗ Not supported |
| ioBroker | ✗ Not supported |
| Zigbee for Domoticz | ✓ Supported |
| iHost | ✗ Not supported |
Where to buy the Schneider Electric 550B1021
The Schneider Electric 550B1021 is widely available on Amazon in the US, UK, Canada and across Europe. Prices and stock vary by region — the link below opens results for your local Amazon store.
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Recommended Zigbee coordinators
The Schneider Electric 550B1021 needs a Zigbee coordinator (USB stick) to join your network. These are the ones we'd buy:
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Frequently asked questions
Does the Schneider Electric 550B1021 work with Home Assistant?
It is not natively supported by Home Assistant's ZHA integration, but you can use it via Zigbee2MQTT (Z2M) if Z2M support is listed below.
Is the Schneider Electric 550B1021 compatible with Zigbee2MQTT?
No, this device is not currently listed as supported by Zigbee2MQTT.
What Zigbee hub do I need for the Schneider Electric 550B1021?
Any Zigbee coordinator paired with one of the supported bridges (deCONZ, Zigbee for Domoticz) will let you use this device. A SONOFF Zigbee dongle or a ConBee II are common choices.