Description
Introduction
The GEWISS GW12556S is a 2-module replaceable button cover designed for axial switches within the GEWISS ChoruSmart modular building device system. Featuring a satin black finish and support for integrated indicator lighting, this button cover enables clean, custom switch configurations in contemporary electrical installations. This device is part of our KNX system components range.

As part of the modular ChoruSmart range, this component allows system integrators, electrical contractors, and procurement specialists to combine functional mechanisms with matching decorative elements. When specifying components for large-scale procurement, verifying exact model numbers against project documentation ensures seamless visual and functional alignment.
Key Features
- Official GEWISS ChoruSmart series component (SKU: GW12556S).
- Designed specifically for axial switch mechanisms.
- Standard 2-module width for ChoruSmart frames.
- Illuminable design capability for indicator lights.
- Satin black surface finish.
Benefits
- Delivers a modern satin black aesthetic suitable for high-end residential and commercial interiors.
- Specifically designed to fit 2-module axial switch mechanisms within the GEWISS ChoruSmart modular system.
- Supports indicator lighting for easy switch identification in dark or low-visibility areas.
- Provides quick modular snap-on assembly, simplifying field installation and replacement.
- Enables consistent visual finishing across control points in building automation projects.
Technical Specifications
Applications
- Modular switch assemblies in modern commercial and residential building automation installations.
- Custom switch control points requiring illuminable 2-module axial button covers.
Installation Notes
- Confirm device compatibility with GEWISS ChoruSmart 2-module axial switch mechanisms before installation.
- Insert required indicator light components into the switch mechanism prior to attaching the button cover if illumination is needed.
- Verify the project Bill of Quantities (BOQ) and official GEWISS documentation to prevent incorrect module sizing.
FAQ
Which switch mechanism is the GEWISS GW12556S compatible with?
The GW12556S button cover is designed specifically for 2-module axial switch mechanisms within the GEWISS ChoruSmart modular system. Explore more GEWISS KNX solutions for professional building automation projects.
Can this button cover be illuminated?
Yes, the GW12556S is designed to support indicator lighting functionality.
How can I ensure accurate ordering for project tenders?
Cross-reference SKU GW12556S, module sizing (2 modules), and official GEWISS technical datasheets against your electrical engineering schedules before placing orders.
What is the exact product model?
The order/model code for this page is GW12556S. 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 ChoruSmart GW12556S 2-module illuminable button cover in satin black provides a high-quality finish for axial switch controls. To avoid order mismatches, always confirm module requirements and model numbers with official GEWISS technical documentation prior to procurement. Installers and system integrators can review our become a KNX dealer options.






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