MDT KNX 55 x 55 mm Smart 4-gang push button with color display and temperature sensor, pure white

MDT Smart 55 push button – Intelligent control with modern color display

The MDT Smart 55 push-button combines advanced technology, elegant design, and maximum user-friendliness in a compact KNX control element. Featuring a high-quality 4-digit color display and numerous intelligent functions, it enables precise control of lighting, blinds, scenes, and other automation functions. Manufactured in Engelskirchen according to ISO 9001 standards , it stands for quality, durability, and reliability – perfectly suited for modern KNX building automation.

Key features

• Color display with adjustable background color (white or black) – enables a clear display of functions and status information.
• Adjustable display brightness via brightness objects and day/night switching for optimal visibility in any lighting environment.
• Integrated temperature and humidity sensor (model BE-TAS55T4.01 only) for precise room climate control and comfort regulation.
• Multi-tap function: Send up to four values ​​or data point types (DPTs) per key.
• Group control: Triggering complex commands, such as simultaneously controlling all blinds in a room, by pressing a button for a long time or for an extra long time.
• Individual design: Freely definable symbols and texts for each key – for maximum clarity and personalization.

Technical details

• Number of button surfaces: 4 individual buttons
• Temperature measuring range: 0 to +40 °C (only model BE-TAS55T4.01)
• Humidity measuring range: 0 to 95% relative humidity (without condensation)
• Supply voltage: KNX bus, typical power consumption < 0.5 W
• Protection class: IP20 – suitable for dry indoor areas
• Dimensions: 55 × 55 mm, installation depth 12 mm
• Installation: Installation in standard switch boxes, recommended installation height 1.05–1.20 m

Applications

The MDT Smart 55 push button is versatile and ideally suited for the intuitive control of the following functions:

• Light switching and dimming
• Blind and roller shutter control
• Calling up scenes and automation sequences
• Room temperature and humidity control (model BE-TAS55T4.01)

Easy integration

Commissioning is conveniently carried out using the ETS5 software . Thanks to the integrated bus coupler and the included mounting ring, no additional power supply is required. The device is fully compatible with 55 mm switch ranges from leading manufacturers and can be easily integrated into existing KNX installations.

Product information

Manufacturer part number: BE-TAS55T4.01
Article number: SMH0244

Shipping costs: free shipping within the EU for orders over €149; for orders under €149, we charge €5.90 shipping costs.

Switzerland: flat rate €25.00

Returns: You can cancel your purchase within 14 days of receipt and then return the products to us. Please note that for sustainability reasons and a fair pricing philosophy, we only cover return shipping costs in the case of a defect or warranty claim.

MDT technologies GmbH
Paper mill 1
DE-51766 Engelskirchen
knx@mdt.de