Shelly Flood Gen4 Smart Smart Sensor

Stay one step ahead of water damage.

Smart flood sensor with a leak sensor cable, ready to catch unexpected issues before they escalate. Delivers real-time alerts and fits perfectly into your smart home system. Ideal for basements, kitchens, garages, laundry rooms, holiday homes or any area at risk.

• New:Multiprotocol connectivity: Choose from Bluetooth, Wi-Fi or Zigbee.
• Matter-certified: Integrates into any Matter ecosystem
• Leak detection: 2m extendable leak sensor cable for coverage in small and large areas.
• Supports two modes: Flood Detection and Rain Detection
• Three built-in flood alarm modes: Intense, Normal, and Economic
• Battery-powered: For flexibility and uninterrupted operation, included in the pack
• Protection class IP44: Built tough with IP44 environmental resistance design
• Smart automation: Supports local automation actions for independent operation
• Control from anywhere: Use the Shelly Smart Control App or your favorite automation platform
• Works with all major systems: Apple HomeKit, Google Home, Home Assistant.

Designed for your home’s safety

Shelly Flood Gen4 detects leaks the moment they happen so you can stop water damage before it gets bigger. Instant alerts directly to your mobile device, zero hassle. With its precise leak sensor cable and smart home compatibility, it offers an easy way to protect your property. Whether youre a smart home user, a holiday homeowner, or managing multiple properties, this device lets you monitor and control leaks from anywhere.

Flood & Rain Detection

Detects leaks, spills, or rainwater intrusion with instant alerts to your phone or home automation system

Multiprotocol connectivity

Highly compatible! Choose the best protocol for your smart home Wi-Fi, Bluetooth or Zigbee

Extended Leak Sensor Cable

Monitor hard-to-reach places for broader coverage

Battery-powered

Powered by 4x AA 1.5V (included) for reliable, low maintenance protection

Customizable Alert Modes

Choose from three smart alarm styles: Intense, Normal, and Economic

Smart Scenes & Automation

Set automation scenarios, like turning off appliances, by combining Shelly Flood Gen4 with your other Shelly or third-party devices