Description
Introduction
The theben PS 1 RF KNX (Item no. 4941625) is a flush-mounted push-button switching actuator module designed for seamless integration into modern KNX building automation systems. Operating over KNX RF with Data Secure protection, this 1-channel device provides reliable wireless communication and precise local actuation. This device is part of our KNX system components range.

Engineered to fit universally into many standard 55 mm switch programs, the unit incorporates 4 touch points for user input. It operates on a mains supply voltage of 230 V AC – 240 V AC at 50 – 60 Hz alongside standard KNX bus voltage, offering a flexible solution for lighting and load control.
Key Features
- 1-channel KNX RF push-button switching actuator module (SKU 4941625).
- KNX Data Secure protocol support for encrypted wireless communication.
- 4 integrated touch points for switching control.
- Universal design fit for 55 mm switch programs.
- Operating voltage of 230 V AC – 240 V AC (50 Hz – 60 Hz) and KNX bus voltage.
- Supports up to 740 A / 200 µs inrush current.
- Flush-mounted installation using reliable screw terminals.
Benefits
- Encrypted Wireless Control: Integrates KNX RF with Data Secure functionality to safeguard data transmission across smart building networks.
- Universal Switch Compatibility: Designed to fit universally into many popular 55 mm switch programs, simplifying system integration and design.
- Flexible Lighting Load Support: Handles high lighting loads, including up to 600 W for 2-8 W and > 8 W LED lamps, plus 1800 W for incandescent and halogen lamps.
- Multi-Point User Interface: Equipped with 4 touch points on a single 1-channel module for intuitive manual operation.
- High Inrush Capability: Rated for a maximum inrush current of 740 A / 200 µs, ensuring reliable operation with demanding electrical loads.
- Easy Connection Architecture: Features screw terminal connections and a flush-mounted design with Protection Class II insulation.
Technical Specifications
Applications
- KNX wireless retrofits and extensions where standard bus wiring is unavailable.
- Commercial and residential projects utilizing standard 55 mm switch ranges.
- Single-channel switching applications controlling high-inrush LED or halogen lighting.
Installation Notes
- Designed specifically for flush-mounted installation inside suitable back boxes.
- Electrical termination is carried out via integrated screw terminals; ensure correct voltage rating (230 V AC – 240 V AC) prior to wiring.
- Verify exact frame compatibility with target 55 mm switch ranges during mechanical mounting.
Developer Resources
- ETS database files available in ZIP format (Single Product and All Products databases).
- Official technical Handbook and Data Sheet available in PDF format.
- CE Declaration of Conformity and Information Notice EU Data Act documentation supplied in PDF format.
FAQ
What is the SKU and manufacturer for this KNX actuator?
This module is manufactured by theben under SKU / item number 4941625. Explore more theben KNX products for professional building automation projects.
Does this module support encrypted KNX wireless communication?
Yes, the PS 1 RF KNX utilizes KNX RF communication and supports Data Secure functionality. For certificates and current technical files, refer to the official theben documentation.
How many channels and touch points does the device feature?
It provides 1 switching channel and 4 touch points.
Which switch frame programs can be used with this device?
It can be used universally across many standard 55 mm switch programmes.
What is the exact product model?
The order/model code for this page is 4941625. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Conclusion
The theben PS 1 RF KNX push-button switching actuator module (4941625) provides a robust, wireless control solution combining KNX Data Secure encryption, high switching capacity, and universal 55 mm switch program compatibility for professional building automation projects. Installers and system integrators can review our installer purchasing support options.








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