Description
Introduction
The GEWISS GW16891CN ChoruSmart Transponder Card Reader is an integrated KNX access control solution engineered for advanced building automation in residential projects and small to medium office environments. Designed with a sleek black finish for flush-mounted installation, this device integrates into modern interior spaces while maintaining standard KNX bus communications. This device is part of our KNX system devices range.

Operating on a flexible power supply of 12-24 V AC or 12-32 V DC, the GW16891CN provides access management within the GEWISS ChoruSmart ecosystem. Because technical documentation for this specific reference is classified as limited, system integrators and procurement teams are advised to perform exact SKU verification against official GEWISS datasheets and bill-of-materials (BOQ) documentation prior to ordering.
Key Features
- Standardized KNX protocol communication
- Transponder card reading for access control
- Wide power input range: 12-24 V AC / 12-32 V DC
- Flush-mounting physical design
- ChoruSmart product line design in black finish
- Suitable for residential and small to medium office environments
Benefits
- Enables integration into standardized KNX building automation networks for access management.
- Supports flexible power configurations with 12-24 V AC and 12-32 V DC voltage ranges.
- Flush-mounted design in a black finish blends with ChoruSmart wiring device aesthetics.
- Designed specifically for security and access control in residential and small-to-medium office projects.
- Helps prevent installation errors by matching exact GEWISS SKU specifications.
Technical Specifications
Applications
- Access control entry points in small and medium-sized office automation systems.
- Secure building access control for KNX-integrated smart residential projects.
Installation Notes
- Ensure external power supply matches the required 12-24 V AC or 12-32 V DC operating range before energizing.
- Mount using standard flush-mounting boxes compatible with GEWISS ChoruSmart series devices.
- Verify KNX physical addressing and bus connection according to official GEWISS engineering guidelines.
FAQ
Which protocol does the GEWISS GW16891CN support?
The GW16891CN supports the international standard KNX protocol for building automation systems. Explore more GEWISS automation devices for professional building automation projects.
What power supply voltage is required for the GEWISS GW16891CN?
This transponder card reader operates on 12-24 V AC or 12-32 V DC power supply.
What installation type is used for this access control reader?
The GEWISS GW16891CN is designed for flush-mounted installation.
What is the exact product model?
The order/model code for this page is GW16891CN. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by GEWISS.
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 GEWISS GW16891CN ChoruSmart KNX Transponder Card Reader offers standard-compliant access control tailored for modern residential and office automation setups. Featuring a flush-mounted black design and dual-voltage support, it provides essential access management within the KNX ecosystem. Installers and system integrators can review our dealer and project support options.
To ensure seamless procurement and avoid order mismatches, integrators should verify project requirements against official GEWISS documentation before finalizing purchases.






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