Description
Introduction
The theben Media Coupler TP-RF KNX (Item no. 9070868) serves as an essential bridging component in modern KNX building control architectures. Designed to seamlessly interface KNX RF radio frequency devices from a single wireless line with a standard KNX twisted-pair (TP) bus system, this media coupler ensures uninterrupted communications across hybrid wired and wireless installations. This device is part of our KNX automation components range.

Engineered for flush-mounted installation, the unit operates directly on KNX bus voltage without requiring an external auxiliary power source. It fully supports long frames for KNX Secure implementation, allowing faster downloads of large application programs in parallel while keeping system communications protected.
Key Features
- Connects KNX RF devices of one radio line with the KNX TP bus network.
- Operating voltage directly supplied via KNX Bus voltage.
- Flush-mounted installation type for hidden background mounting.
- KNX Secure support with long frames capability.
- Ambient operating temperature from -5°C to 45°C.
- Type of protection rated at IP 20.
- Protection Class III compliance.
Benefits
- Enables effortless integration of wireless KNX RF components into physical KNX twisted-pair bus lines.
- Powered entirely by the KNX bus voltage, eliminating the need for separate power supply units.
- Supports KNX Secure long frames to enable faster application downloads and enhanced communication security.
- Compact flush-mounted design allows discreet installation in standard electrical wall boxes.
- Operates reliably across a broad ambient temperature range of -5°C to 45°C.
- Class III protection rating and IP 20 ingress protection ensure safe standard indoor deployment.
Technical Specifications
Applications
- Integrating wireless KNX RF wall switches and sensors into established KNX TP bus infrastructures.
- Retrofitting historic or hard-to-wire locations where extending twisted-pair cables is impractical.
- Secure KNX building automation networks requiring KNX Secure long frame protocol support.
Installation Notes
- Mount the coupler using a flush-mounted electrical box in a protected indoor location.
- Connect the unit directly to the KNX twisted-pair bus wire to supply operating power and bus data.
- Ensure operating conditions remain within the specified ambient temperature limits of -5°C to 45°C.
Developer Resources
- Single Product KNX-Database ZIP file for ETS configuration.
- Comprehensive Product KNX-Database ZIP file.
- Official PDF Handbook and PDF Operating Instructions.
- PDF Data Sheet, Brochure, CE Declaration of Conformity, and EU Data Act Notice.
FAQ
How is the theben TP-RF KNX Media Coupler powered?
The coupler receives its operational power directly from the connected KNX twisted-pair bus voltage line. Explore more theben KNX products for professional building automation projects.
Does the theben 9070868 media coupler support secure communications?
Yes, it supports long frames for KNX Secure, which also facilitates faster parallel downloads of application data. For certificates and current technical files, refer to the official product documentation.
What is the mounting method for this KNX gateway?
The media coupler is designed for flush-mounted installation into standard switch boxes.
What is the exact product model?
The order/model code for this page is 9070868. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Where can I find the official technical documentation?
Use the manufacturer product page and datasheets for this exact SKU. Always verify the latest revision before specifying the product.
Conclusion
The theben Media Coupler TP-RF KNX (9070868) offers a reliable and secure solution for unifying wireless KNX RF components with wired KNX TP systems. Its bus-powered flush-mounted design and KNX Secure support make it an ideal choice for professional building automation projects. Installers and system integrators can review our become a KNX dealer options.








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