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Grohe Sense Smart Water Sensor

by Grohe
CODE: 22505LN0

Product Description

Welcome to GROHE Sense, the innovative water sensor! Perfect for frequently used spaces such as bathrooms and kitchens, this beautifully made battery-powered device detects the first sign of flooding and can even measure temperature and humidity. As soon as it senses unwanted water, a red light flashes on the glossy acrylic plate and a buzzer sounds so you can act immediately. And, as it is Wireless LAN-connected, GROHE Sense sends an alert to your smartphone by push notification via app or email. GROHE Sense is simple to install. Just place the compact device on the floor where there is a risk of flooding, download the GROHE ONDUS app, register, follow the simple step-by-step instructions, and in less than ten minutes you are protected. Get daily updates of the temperature and humidity measurements so you can act to reduce the risk of condensation or frost. The energy usage is so efficient that the battery lasts up to four years. To ensure your home is fully monitored - from the luxury family bathroom to the hard-working utility room - you can add other products in the GROHE Sense range. Stylish and user-friendly, GROHE Sense is the industry-leading way to create complete confidence in your home safety. GROHE Sense: Before a drip becomes a flood!

Product Highlights

Senses flooding and alerts you via app and email

GROHE Sense cuts the risk of water damage 24/7 by sensing unwanted water and warning you instantly with a flashing red light and a buzzer. As it is Wireless LAN- connected it also sends alert notifications to your smart phone via GROHE ONDUS app and email.

Measures temperature and cuts the risk of frost

An integrated sensor that measures room temperature and warns you immediately via GROHE ONDUS app push notification if it moves above or below your chosen thresholds - perfect for cutting the risk of frost damage! GROHE Sense also transmits hourly temperature data once a day to give you a complete overview.

Measures humidity and cuts the risk of condensation and mould

An integrated sensor that measures humidity and warns you via GROHE ONDUS app push notification if it stays above or below your chosen thresholds for more than 3 hours - perfect for cutting the risk of condensation and mould. GROHE Sense transmits hourly humidity data once a day to give you a complete overview.

Four-year battery lifetime

Enjoy water safety for up to four years under normal conditions thanks to the Low Power Sensor technology. When power is low GROHE Sense will give you a signal to replace the three AAA batteries, which fit quickly and easily into the device.

Smart sensor safe from spraying water

GROHE Sense is protected against spraying water.

Mobile device app to manage connected GROHE products

A user-friendly app that gives you complete control over all your connected GROHE products. Using intelligent cloud-based technology, the GROHE ONDUS app for iOS and Android guarantees maximum water enjoyment and safety.


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Delivery Estimate: 2-5 working days^.

Free Standard UK Delivery is available on all products to most of the UK!*

We use our own delivery team, as well as courriers and direct shipments from manufactuers for fast, safe and secure deliveries. We advise to make arrangements with plumbers and fitters after your order has arrived. 

To find out more, visit our Delivery & Returns page.


A notification to Unbeatable Bathrooms must be made within 30 days of receipt of your goods, in writing via email to and fully outlining the relevant issue/cause for the requirement to return the said goods.


Please note that some products may not currently be in stock. If this is the case, new stock be delivered. This can sometimes result in extended delivery times.

^Estimated delivery is based on average delivery times. This timescale may vary based on individual items. If the estimated delivery date exceeds 5 days, we will notify you accordingly.

*Free Standard Delivery to UK mainland only - excluding Scotland.

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