Shelly Flood Gen4 is a battery-powered flood sensor that detects water using a 2-meter long sensor cable that can be extended up to 150 meters. It offers Wi-Fi, Bluetooth and Zigbee connectivity options for integration with smart home systems, and has two modes for flood and rain detection.
Shelly Flood Gen4 is a battery-powered flood sensor that detects water using a 2-meter long sensor cable that can be extended up to 150 meters. It offers Wi-Fi, Bluetooth and Zigbee connectivity options for integration with smart home systems, and has two modes for flood and rain detection.



Shelly Flood Gen4 is a battery-powered flood sensor that detects water using a 2-meter long sensor cable that can be extended up to 150 meters. It offers Wi-Fi, Bluetooth and Zigbee connectivity options for integration with smart home systems, and has two modes for flood and rain detection.
Guarantee
24 month
Delivery from Europe in
15 - 16
business days
Shelly Flood Gen4 is a battery-powered flood sensor that detects water using a 2-meter detection cable that can be extended up to 150 meters. It offers Wi-Fi, Bluetooth, and Zigbee connectivity for integration with smart home systems, and has two modes for flood and rain detection.
Features | |
|---|---|
| Product type | Flood sensor |
| Brand | Shelly |
| Model | Flood Gen4 |
Specifications | |
| Dimensions | 97 x 76 x 25 mm |
| Weight without batteries | 91 g |
| Weight with batteries | 185 g |
| Installation | By the wall |
| Housing | Plastic |
| Body color | White |
| Operating temperature | -20°C to 40°C |
| Operating humidity | 30% to 70% RH |
| Max. working height | 2000 |
| Power source | Battery powered |
| Battery type | 4 x AA 1.5V |
| Estimated battery life | About 2 years |
| Flood sensor cable length | 2 m, extendable up to 150 m |
| Wi-Fi protocol | 802.11 b/g/n/ax |
| Wi-Fi range | Up to 30 m indoors, up to 50 m outdoors |
| Bluetooth protocol | 5 (LE) |
| Bluetooth range | Up to 10 m indoors, up to 30 m outdoors |
| Zigbee protocols | 802.15.4 |
| Zigbee range | Up to 100 m indoors, up to 300 m outdoors |
| CPU | ESP-Shelly-C68F |
| Flash memory | 8MB |
| MQTT | Yes |
| UDP | Yes |
| KVS (Key-Value Storage) | Yes |
Safety warning | |
| Use the product only for its intended purpose to avoid hazards. | |
| Length | 300mm |
| Height | 100mm |
| Width | 150mm |
| Weight | 250 g |