Short answer
Sonoff SNZB-04P Door and Window Sensor is works with Home Assistant. For most users, the practical path is to pair the device through zha, zigbee2mqtt, or a vendor bridge.
Compatibility summary
| Device | Sonoff SNZB-04P Door and Window Sensor |
|---|---|
| Platform | Home Assistant |
| Status | Works |
| Required hubs | Zigbee coordinator or compatible hub, Aqara hub, Zigbee coordinator, or Matter bridge |
| Protocols | Zigbee |
| Confidence | high |
How to connect
- Pair the device through ZHA, Zigbee2MQTT, or a vendor bridge.
- Expose entities to Home Assistant.
- Create automations locally when possible.
What may not work
- Requires a Zigbee coordinator
- No direct Apple Home or Google Home support
Troubleshooting checklist
- Confirm the exact product SKU and firmware version.
- Keep the target controller and phone on the same network during pairing.
- If Matter pairing fails, factory reset the device and retry with a fresh setup code.
- Check whether the hub is only acting as a bridge or also as a Thread border router.
FAQ
Does Sonoff SNZB-04P Door and Window Sensor work with Home Assistant?
Works. The best path is: Pair the device through ZHA, Zigbee2MQTT, or a vendor bridge. Expose entities to Home Assistant. Create automations locally when possible.
Does Sonoff SNZB-04P Door and Window Sensor need a hub?
Usually yes: Zigbee coordinator or compatible hub, Aqara hub, Zigbee coordinator, or Matter bridge.
What features may be missing in Home Assistant?
Requires a Zigbee coordinator No direct Apple Home or Google Home support