The Shelly Flood Gen4 Water Detector (White, Wi-Fi, ZigBee, Bluetooth) is a smart sensor that helps homeowners easily and reliably detect unwanted water spills or floods before they cause damage. The device is the perfect solution for anyone who wants more peace of mind and safety in areas where there is a possibility of flooding – such as bathrooms, kitchens, laundry rooms or basements.

This product is a great choice for anyone who wants early notification and quick action in the event of a spill or leak, whether you're at home or on the go. Ideal for apartments, houses, weekend homes or even offices, it always warns you of potential danger in good time via Wi-Fi, ZigBee, Matter or Bluetooth.

Evaluation of key product features

In practice, these smart sensors solve a specific problem – in the event of a water leak, they immediately trigger an alarm and warn you of the danger directly via an app on your phone or smart home. Due to their wireless design, you can place them almost anywhere, without the need for additional central devices or complicated installation, because they work directly via Wi-Fi or Bluetooth.

Technically, this detector supports a wide range of protocols (Wi-Fi, ZigBee, Bluetooth and Matter), which means it can easily be integrated into an existing or future smart home ecosystem. Data about detected spills can also be connected to other smart devices – for example, automatically closing the water valve or sending notifications to multiple family members.

Its biggest advantage is that it can be used immediately without a gateway, which is especially convenient for users who want a quick start and less complicated setup. The sensor has a small, discreet design and is battery-powered, so it does not require any wiring. It also allows for local operation and connection directly to the phone via Bluetooth, ensuring fast response and less dependence on the cloud.

It stands out for its high compatibility with modern smart systems and easy integration into various environments - at home, in holiday homes or offices. Wherever there is a risk of spillage, it can instantly save you from business or personal damage. A completely home-made solution that anyone can master - without worry and with full control over the safety of their space.

Same summary

The Shelly Flood Gen4 water detector with combined Wi-Fi, ZigBee and Bluetooth connectivity is useful primarily for preventive protection of premises against water spills. Thanks to its stand-alone operation, it can be easily installed without the need for an additional central unit, which is convenient for apartments, basements or weekend houses. The device is especially useful for users who want basic notification of water spills and are interested in simple integration into an existing smart network. For larger, advanced smart homes, where centralized automation of several types of sensors is important, it is worth checking the possibility of connectivity with the entire ecosystem before making a choice.

Recommendation source: Enaa guides and team experiences.

User view

Users often choose a smart flood detector like the Shelly Flood Gen4 when they want to protect their bathroom, kitchen or basement from sudden water leaks. It is also practical in spaces that are unattended for long periods of time – such as weekend homes or rental apartments – as it provides quick notification when problems are detected, whether you are at home or on the go.

Trust in the Shelly brand also plays an important role in the choice, as it offers a proven family of devices that can be interconnected and managed with a single application.

Why buy at Enaa

On Enaa you can find the Shelly Flood Gen4 water detector as part of a wide range of smart sensors and detectors, where you can easily compare different models according to the desired functionality. Our platform allows you to quickly search for devices according to the specific needs of your home, and you also have additional information tailored to users who want greater safety and convenience in their everyday lives.

Answers to frequently asked questions

Does Shelly Flood Gen4 work without an additional control panel?

Yes, this detector can operate completely independently via your home Wi-Fi network without the need for an additional central unit, making it suitable for quick and easy setup.

Where does it make the most sense to install a water detector?

Most often, users install it near the washing machine, dishwasher, under sinks, or in the basement, where there is a greater risk of water spillage.

Can I connect Shelly Flood Gen4 to another smart home?

Yes, since it supports Wi-Fi, ZigBee, and Bluetooth, it can be connected to various ecosystems, but please check compatibility with your existing system before installation.

What happens when it detects a water leak?

When water is detected, the detector automatically triggers an alert and sends a notification to your smartphone via the app or connected system.

Can I use the detector in unheated rooms or on weekends?

Yes, due to its independent power supply and wireless connection, it is also suitable for use in rooms where there are often no people, such as weekend houses or basements.

Description updated: April 2026