Quiet upgrade in the wall, Geberit Sigma80 touchless flush brings hotel flair home

Reviewed: ad hoc news Accessory & Components desk. Edited and checked on 2026-06-17, 16:49. Details in the imprint.

With the Geberit Sigma80, the flush plate on the bathroom wall suddenly looks more like a piece of consumer electronics than plumbing hardware. A black or mirrored glass surface, two glowing light bars, no visible buttons - just a hand gesture in the air.

What the Sigma80 actually is

The Sigma80 is a touchless, electronic dual-flush plate for Geberit Sigma concealed cisterns, designed for front or top actuation in private and semi-public bathrooms. It works with an infrared sensor behind a glass front that reacts to simple hand movements.

Instead of mechanical buttons, two vertical light bars show where to trigger full or reduced flush by hovering your hand. The plate is available in black glass or a mirrored finish and needs mains power, which makes it more of a planned upgrade than a spontaneous accessory.

Daily use between light and silence

In practice the Sigma80 feels surprisingly discreet. When you enter the room, the light bars softly glow as a presence indicator, then dim again - at night this subtle light can guide you without flooding the bathroom.

The flush itself still comes from the concealed cistern, but you no longer push anything. That feels very clean, especially in guest bathrooms, and it reduces smudges on the wall since fingers no longer tap the same spot again and again.

Installation and compatibility details

Technically, Sigma80 fits Geberit Sigma cisterns with the appropriate installation frame, such as Sigma 12 cm, and requires a separate power supply unit that sits in the installation wall. Flush volume adjustment remains on the cistern, not on the plate.

Installers need enough depth and a cable route, which means the product plays best with new builds or full bathroom renovations. Retrofitting into an existing mechanical plate opening works only if power can be brought to the cistern area without major chiselling.

Customization and hygiene angle

Geberit lets users customize the LED colors and basic settings via a configuration menu, for instance switching off the orientation light or changing brightness for energy saving. That turns the plate into a small mood element that can match tiles or fittings.

From a hygiene perspective, the touchless actuation is the central argument. Gestures in front of glass instead of pushing plastic buttons reduce direct contact with frequently touched surfaces, a selling point that has moved from hotels into private bathrooms since the pandemic years.

Where the limits appear

The elegant front comes at a price. The Sigma80 sits in Geberit's upper price tier for flush plates and is clearly more expensive than simple mechanical stainless steel variants aimed at the same cistern family. It therefore competes more with design-led home upgrades than with basic hardware.

There is also a dependency on power: if the power supply fails, the touchless function stops and the user needs the emergency mechanical actuation integrated into the carrier unit. For some buyers, that extra point of failure is a concern compared with purely mechanical plates.

Position in Geberit's portfolio and stock context

The Sigma80 is part of Geberit's long-running strategy to sell complete bathroom systems - from installation frames and concealed cisterns to ceramics and design plates, all designed to work together and keep installers within one ecosystem. Design-heavy accessories like this support margin strengths in the bathroom segment.

Shares of Geberit AG (CH0030170408) trade on SIX Swiss Exchange; on 2026-06-17 they last changed hands at around 555 Swiss francs according to exchange data.

This article was AI-assisted and editorially reviewed. Product information without guarantee; prices and availability may change at short notice. No investment advice, no buy or sell recommendation. Stock-market transactions involve risks up to total loss.