






Product description


Perfect for the safety seeker
Protect your home with Shelly Flood – perfect for homeowners and insurance-conscious property managers. Benefit from a simple setup, expert support, and reliable leak detection for peace of mind.
Ready for the Tech-savvy DIYers
Tech enthusiasts will love the upgraded Shelly Flood Gen4 – now with Zigbee & Matter support for smarter, local automations and seamless connectivity.
Valued by the most vulnerable
Looking after elderly loved ones just got easier. Shelly Flood Gen4 keeps you connected through the app,sending instant alerts in case of emergencies.


Create Smart Scenes with Shelly Flood Gen4
Equipment Damage Prevention
If Flood detects a leak, 1 Gen4 will immediately cut power to the sockets.
Leak Detection & Valve Shutoff
Shelly 1PM Gen4 closes a connected water valve to prevent flooding.
Dryer Shutdown
Shelly Flood detects water near the laundry area – Plug Gen4 turns off the dryer
Basement Lights Activation
Shelly Flood detects water in basement – 1 Gen4 turns on the basement lights.
Turn on Floor Heating
Shelly Flood detects below 64.4°F – 1PM Gen4 turns on floor heating.
Heater Shutdown
Shelly Flood detects water near a space heater – Plug Gen4 turns off the heater.
Shelly Flood Gen4 Smart Flood Sensor – equipped with a precision leak sensor cable, it’s designed to detect water leaks early and prevent costly damage. Receive instant real-time alerts straight to your phone and seamlessly integrate it into your smart home system. Perfect for basements, kitchens, garages, laundry rooms, holiday homes, or any area at risk of leaks or flooding.
Complete Leak Protection – Protect your home from unexpected water damage with the Shelly Flood Gen4. Simply place it beneath appliances prone to leaks. Like your dishwasher, washing machine, or sink and let it do the rest. The extendable leak sensor cable covers a wider area, detecting even the smallest amount of water the instant it appears. You’ll receive real-time alerts on your phone and can trigger local alarms to stop damage before it begins – whether you’re at home or miles away.
Protect Your Basement or Garage from Flood Damage – Basements and garages are especially prone to leaks and flooding. The Shelly Flood Gen4 offers reliable protection by detecting water the moment it appears. Place it in vulnerable spots like corners, near drains, or along pipes to catch issues early. With customizable alert modes and extended coverage, you’ll receive instant notifications even when you’re away, allowing you to respond quickly and prevent costly damage.
Peace of Mind for Your Vacation Property – Don’t let a small leak turn your getaway into a disaster. The Shelly Flood Gen4 is battery-operated, providing continuous monitoring and control via the Shelly Smart Control app or other home automation platforms. Install it in seasonal homes, cabins, or remote properties and enable the “Economic Alarm Mode” to conserve battery life while keeping your property protected even when it’s unattended for months.
Shelly is one of the fastest-growing Smart Home brands, offering automation solutions for homes, buildings, and businesses. Device include a 3-year warranty and professional support. With the Shelly Smart Control App, you can configure and manage devices remotely, get real-time notifications, and create personalized scenes by combining Shelly devices to trigger automated actions across your smart home.
$32.99