Description
Introduction
The ABB ST/U10.2.1-811 (Product ID 2TMA310051W0002) is a freely programmable 10-inch IPS TFT touch panel designed for central building automation and door communication management. Featuring a 1280*800 resolution display in a glass white / graphit finish, this device unifies smart home control and entry functions into a single interface for residential projects, hotels, and commercial buildings. This device is part of our KNX automation components range.

Supporting home control and monitoring across free@home or KNX systems along with fully integrated ABB Welcome door communication functions, the SmartTouch 10 enables complete management of building functions. System integrators and installers can configure switching, dimming, blind control, RGBW elements, step switches, audio control, and time programs on one central IP20-rated unit.
Key Features
- 10-inch TFT IPS touch screen with 1280*800 resolution in glass white / graphit design.
- Supports monitoring and operation of free@home and KNX building automation systems.
- Full integration with ABB Welcome outdoor stations and door communication system.
- Configurable elements: Switching, Dimming, Slider, Blind, RGBW, Step switch, Scene switch, Display element, and Audio control element.
- Embedded logic functions, presence simulation, scene management, and time programs.
- Degree of protection IP20 with manual operation support.
- Official documentation and compliance under CE Declaration 2CKA100000E4600 and BIM model 9AKK108470A2880.
Benefits
- Unified Automation and Intercom: Combines central building control for free@home or KNX with integrated ABB Welcome door communication on one device.
- High-Resolution Visual Interface: Features a 10-inch IPS panel with 1280*800 resolution for clear monitoring and responsive touch operation.
- Comprehensive Functionality: Supports switching, dimming, RGBW control, sliders, blind positioning, step switches, scene control, and audio control elements.
- Advanced Embedded Features: Integrates scene functions, logic functions, presence simulation, and time programs directly within the panel interface.
- Flexible System Integration: Incorporates Wi-Fi communication and 2-Wire transmission standard for integrated setup.
Technical Specifications
Applications
Residential Smart Homes: Functions as a primary control hub for free@home or KNX functions while operating as an indoor video station for ABB Welcome outdoor stations. Explore more products from ABB for professional building automation projects.
Hotels and Hospitality: Provides guests and facility managers with intuitive visual control over lighting, shading, scenes, and audio controls.
Commercial Buildings: Offers centralized visual monitoring and manual operation for office lighting, blinds, logic routines, and entry communication.
Installation Notes
- Ensure installation environments conform to the IP20 degree of protection rating in dry interior locations.
- Consult official ABB Instructions and Manuals 2CKA001473B5343 and 2CKA001373B5343 prior to mounting and wiring.
- Connect system communication using the designated 2-Wire transmission standard and Wi-Fi interface.
Developer Resources
- ABB Instructions and Manuals: Document 2CKA001473B5343
- ABB Instructions and Manuals (Part 2): Document 2CKA001373B5343
- Building Information Modeling (BIM): 9AKK108470A2880
- CE Declaration of Conformity: 2CKA100000E4600
FAQ
What screen specifications does the ABB ST/U10.2.1-811 possess?
It is equipped with a 10-inch TFT IPS touch display featuring a resolution of 1280*800 pixels in glass white / graphit. For certificates and current technical files, refer to the manufacturer technical documentation.
Which automation systems are supported by the SmartTouch 10?
The panel supports control and monitoring for free@home or KNX systems, as well as integrated ABB Welcome door communication.
What control functions can be configured on the touch panel?
Configurable elements include switching, dimming, sliders, blind control, RGBW color controls, step switches, scene switches, display elements, and audio control elements.
What is the degree of protection rating for this model?
The ABB ST/U10.2.1-811 panel carries an IP20 degree of protection rating.
What is the exact product model?
The order/model code for this page is ST/U10.2.1-811. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB ST/U10.2.1-811 SmartTouch 10 panel delivers an integrated touch solution for smart automation control and door entry communication. By unifying free@home, KNX, and ABB Welcome functions into a single 10-inch 1280*800 IPS interface, it streamlines installation while providing central supervision for residential and commercial spaces. Installers and system integrators can review our KNX dealer program options.








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