Sensor taps used to be something you only met in airport washrooms and hospital corridors. Now people are fitting them at home, and the question we get asked most is a fair one: are they actually worth it, or are they a gimmick that looks clever and breaks in two years?
The honest answer is that they suit some situations brilliantly and others less so. This guide explains how they work, the real pros and cons, the difference between mains and battery models, and who should genuinely consider one. If you already know you want one, you can jump straight to our sensor taps collection, or browse the wider bathroom taps range. If you are weighing taps up more generally, our guide on how to choose bathroom taps is a useful companion.
How sensor taps actually work
A sensor tap has a small infrared sensor near the spout. When your hands come into range, the sensor signals a valve inside the tap to open, and water flows. Move your hands away and the valve closes, usually after a second or so. There are no handles to turn, which is the whole point.
Most models come with a preset temperature and flow, and many can be adjusted to set how warm the water runs and how long it stays on. Because the tap closes itself, it never gets left running, which is where a lot of the water saving comes from.
The genuine benefits
Hygiene. This is the big one. With a normal tap you turn it on with dirty hands, wash, then turn it off by touching the same handle you just contaminated. A sensor tap removes that final touch entirely, so there is far less chance of passing germs back onto clean hands. In a family bathroom during cold and flu season, or a busy household with children, that matters.
Water saving. A sensor tap only runs when hands are underneath and shuts off the moment they leave. No taps left dribbling, no water running while someone brushes their teeth. Over a year that adds up, both on your water bill if you are metered and on your conscience if you are not.
A clean, modern look. With no handles, a sensor tap gives a basin a minimal, uncluttered appearance, and there are no levers collecting limescale and fingerprints. For a contemporary scheme or a countertop basin, the effect is genuinely smart.
Accessibility. For anyone with limited grip, arthritis or mobility difficulties, a tap that needs no twisting or gripping is a real practical help. A wave of the hand is all it takes.
The honest drawbacks
We would rather you bought the right tap than the wrong one, so here are the trade-offs.
Higher upfront cost. A sensor tap costs more than a comparable manual tap because of the technology inside. You are paying for the sensor and valve, not just the brassware. Over time the water saving offsets some of this, but the initial outlay is higher.
They need power. Every sensor tap runs on either mains electricity or batteries, which we cover below. That is one more thing to think about, and in the case of mains models it usually means getting power to the basin during installation.
A short adjustment period. Anyone using the tap for the first time takes a second to realise there is no handle. In a home this is a non-issue within a day. It is worth knowing if you have older relatives or frequent guests who might be briefly puzzled.
Maintenance. Like any tap there is a filter to keep clean, and a sensor model has a battery or power supply to maintain. Nothing onerous, but it is not quite fit-and-forget.
Mains or battery: which should you choose?
This is the practical decision that trips people up, so here is the plain version.
Battery operated models are far easier to fit because they need no wiring. The tap runs off batteries housed in a small box under the basin, and you replace them periodically, typically not very often with normal home use. This is usually the right choice for a retrofit or anywhere you do not have a power supply at the basin.
Mains operated models wire into your electricity supply, so you never think about batteries, but you do need power run to the basin, which is easiest to arrange during a renovation rather than as a straight swap. They suit new installations and higher-traffic settings.
Many of the taps in our range, including the Just Taps Plus React models, are designed to run on either mains or battery, which gives you flexibility depending on your basin and how much installation work you want to take on.
So, are they worth it?
For the right home, yes. If hygiene is a priority, if you want to cut water waste, if you like a clean modern look, or if grip and mobility are a consideration, a sensor tap earns its place. They are no longer a commercial-only product, and the home-friendly models on the market today are reliable and straightforward to live with.
If you are on a tight budget and none of the above strongly applies, a good manual basin tap will serve you perfectly well, and there is no shame in that.
Our range runs from dependable everyday models from around £276 up to premium designer pieces from names like Dornbracht, Vado and Just Taps Plus, in finishes from chrome to matt black and brushed brass. If you are unsure whether mains or battery suits your basin, or which spout reach you need, our team has over 40 years of experience and is happy to help you get it right.
Browse the full sensor taps collection to start, and remember delivery is free on UK orders over £499.
