Description
Introduction
The ABB ST/U10.3.1-825 SmartTouch 10 (Product ID: 2TMA310051B0003) is a freely programmable 10-inch IPS touch panel engineered in a satin gold finish with glass black and gold elements. Designed for comprehensive control across residential applications, hotels, and commercial buildings, this unit unites building automation and door communication into one centralized control hub. This device is part of our KNX Touch screen range.

This touch screen provides complete monitoring and management for free@home or KNX systems alongside fully integrated ABB Welcome door communication functions. Equipped with a 1280×800 resolution display, Wi-Fi communication interface, and 2-Wire transmission standard, it streamlines control of lighting, blinds, audio, and scenes through an intuitive user interface.
Key Features
- 10-inch IPS TFT touch screen with 1280*800 display resolution.
- Finishing in B/satin gold with glass black and gold design.
- Dual system compatibility for free@home or KNX control and monitoring.
- Full integration with ABB Welcome outdoor stations for door communication.
- Comprehensive control elements including RGBW, dimming slider, scenes, blinds, and audio elements.
- Built-in presence simulation, time programs, and logic functions.
- IP20 degree of protection with manual operation capability.
- Wi-Fi communication interface and 2-Wire transmission standard.
Benefits
- Unified Control Hub: Combines KNX or free@home automation system management with complete ABB Welcome door communication on a single display.
- High-Resolution Display: Features a 10-inch IPS TFT touch screen with 1280×800 resolution for clear visualization and manual control.
- Versatile Automation Control: Supports switching, dimming, blind control, RGBW elements, step switching, scene control, audio management, and display elements.
- Advanced Logic and Scheduling: Integrates scene functions, logic functions, presence simulation, and time programs to optimize building operation.
- Flexible Communication Interfaces: Features Wi-Fi connectivity and 2-Wire transmission standard for system integration.
- Eco-Conscious Design: Part of ABB EcoSolutions offering Take Back for Recycling services.
Technical Specifications
Applications
Residential Smart Homes: Serves as a central touch control interface and door intercom station for single-family homes and luxury apartments using KNX or free@home. Explore more ABB KNX solutions for professional building automation projects.
Hotels and Hospitality: Provides guests and staff with centralized room control and door communication capabilities.
Commercial Buildings: Delivers centralized automation management for office rooms and commercial facilities.
Installation Notes
- Ensure installation environments conform to the IP20 degree of protection rating.
- Connect using the 2-Wire transmission standard and verify Wi-Fi communication setup as detailed in official manuals 2CKA001473B5343 and 2CKA001373B5343.
- Verify BIM model reference 9AKK108470A2880 during project planning and BOQ matching.
Developer Resources
- Instructions and Manuals: 2CKA001473B5343
- Instructions and Manuals (Part 2): 2CKA001373B5343
- Building Information Modeling (BIM): 9AKK108470A2880
- CE Declaration of Conformity: 2CKA100000E4597
FAQ
What systems can the ABB ST/U10.3.1-825 control?
The ST/U10.3.1-825 offers home control and monitoring for KNX systems or free@home systems, as well as integrated ABB Welcome door communication. For certificates and current technical files, refer to the official ABB documentation.
What is the screen size and resolution of the SmartTouch 10?
It features a 10-inch IPS TFT touch screen with a resolution of 1280*800 pixels.
What finish and color does model ST/U10.3.1-825 feature?
This model features a satin gold finish (B/satin gold) with black glass and gold design elements.
What communication interfaces are supported?
The device utilizes a Wi-Fi communication interface and 2-Wire transmission standard.
What is the exact product model?
The order/model code for this page is ST/U10.3.1-825. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB ST/U10.3.1-825 SmartTouch 10 combines elegant satin gold aesthetics with powerful smart home control and door communication capabilities for KNX and free@home installations. Installers and system integrators can review our dealer and project support options.
With its 10-inch IPS display, logic and scene capabilities, and Wi-Fi interface, it provides system integrators and consultants with a complete control solution for premium residential and commercial projects.








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