Sensors integration
How to connect Sonoff SNZB-04P Contact Sensor to Amazon Alexa
The Sonoff SNZB-04P is a Zigbee contact sensor with a magnetic design for doors and windows. It connects to the eWeLink ecosystem via a Sonoff Zigbee hub and supports Alexa and Google natively. IP65-rated for light moisture resistance, suitable for window sills.
Open/close events trigger Alexa routines via the eWeLink hub integration — automate lights or announcements on door activity.
The verdict
Sonoff SNZB-04P Contact Sensor works natively with Amazon Alexa. You can add it using the manufacturer app and then link it inside the Amazon Alexa app without any third-party bridges or complex workarounds.
Step-by-step instructions
Use the manufacturer app to add Sonoff SNZB-04P Contact Sensor, then link the account or device to Amazon Alexa in the Amazon Alexa app. No extra bridge needed for native compatibility.
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