Shelly Flood S Gen4 Water Leakage Sensor – Wi-Fi, Matter, Zigbee, Bluetooth, Plug & Play

Detect water leaks before they become a disaster with the Shelly Flood S Gen4. This smart sensor combines Wi-Fi, Matter, Zigbee, and Bluetooth for flexible integration, providing instant alerts to your smartphone the moment moisture is detected.

Advantages

The Shelly Flood S Gen4 is engineered for convenience and reliability. Its plug-and-play functionality means you can set it up in under a minute without any technical knowledge. The device uses conductive probes to detect water and sends push notifications instantly via the Shelly Cloud app, so you can react quickly even when you're away. With support for Matter, it works seamlessly with Amazon Alexa, Google Home, and other smart home ecosystems, creating a unified environment. The long battery life and IP67 protection ensure maintenance-free operation in demanding conditions.

Suitable for

• Kitchens, bathrooms, and basements
• Near washing machines, dishwashers, and water heaters
• Smart home systems supporting Matter, Zigbee, or Wi-Fi
• Vacation homes and rental properties for remote monitoring

Key specifications

• Connectivity: Wi-Fi (802.11 b/g/n), Matter, Zigbee 3.0, Bluetooth 4.2
• Power: CR2032 battery (up to 5 years battery life)
• Water detection: Conductive probes
• Protection: IP67 dust-tight and immersion-resistant
• Operating temperature: -20°C to 40°C
• Operating humidity: 30% to 90% RH
• Processor: ESP32-C3 with 4MB flash
• Certifications: CE, RoHS

Recommendations

Place the sensor directly on the floor or near potential leak sources. For complete protection, consider pairing it with smart water shut-off valves. Ensure the sensor is within range of your Wi-Fi or Zigbee network for reliable notifications. Test the sensor periodically by placing a damp cloth on its probes.