Description
Introduction
The GEWISS GW90765 is a 4-channel KNX dimming actuator specifically designed for managing LED lighting operating on a 12-48 V DC supply using Constant Voltage Dimming (CVD). Built to integrate seamlessly into standard KNX bus systems, this module enables advanced lighting scenes, smooth dimming responses, and optimized energy management across modern building infrastructure. This device is part of our KNX system devices range.

Engineered into a compact 4-module DIN rail mounted housing with an IP20 rating, the GW90765 is suited for installation in distribution boards serving smart residential properties, hotels, and small-to-medium office environments. As part of GEWISS’s comprehensive KNX automation lineup, it provides reliable hardware compatibility for system integrators, electrical consultants, and procurement professionals.
Key Features
- 4 independent channels for LED light dimming
- Supports 12-48 V DC operating voltage range
- Constant Voltage Dimming (CVD) technology
- KNX protocol native integration
- IP20 ingress protection rating
- 4-module DIN rail mountable enclosure
Benefits
- Provides 4 independent control channels for flexible constant voltage LED lighting configurations.
- Compatible with 12-48 V DC LED dimming setups utilizing Constant Voltage Dimming (CVD) control.
- Fits standard electrical enclosures with a space-saving 4-module DIN rail footprint.
- Ensures seamless integration within native KNX control environments for centralized automation.
- Ideal for residential, hospitality, and small-to-medium commercial office installations.
- Promotes energy-efficient operation and precise ambient lighting adjustment.
Technical Specifications
Applications
- Residential smart home LED lighting control and scene management.
- Small-to-medium office spaces requiring flexible architectural lighting automation.
- Commercial and hospitality environments requiring centralized KNX LED lighting control.
Installation Notes
- Mount the device on a standard 35mm DIN rail inside a distribution box meeting IP20 or higher enclosure requirements.
- Verify that the connected LED load and power supply match the 12-48 V DC constant voltage specifications prior to commissioning.
- Cross-reference the exact model code GW90765 against the Bill of Quantities (BOQ) and official GEWISS technical documentation to avoid incorrect hardware procurement.
Developer Resources
- Download official ETS product database files directly from manufacturer channels to configure parameters.
- Consult GEWISS technical product manuals for detailed bus connection and channel assignment guidance.
FAQ
What power supply voltage is supported by the GEWISS GW90765?
The GEWISS GW90765 supports LED lighting setups operating within a 12 to 48 V DC voltage range. Explore more products from GEWISS for professional building automation projects.
How many outputs or channels does the GW90765 actuator offer?
This model provides 4 independent dimming channels using Constant Voltage Dimming (CVD). For certificates and current technical files, refer to the manufacturer technical documentation.
What mounting form factor does this actuator use?
The actuator is designed for DIN rail mounting and occupies 4 modular spaces in standard electrical enclosures.
What is the ingress protection rating for the GEWISS GW90765?
The device features an IP20 protection rating, suitable for dry, indoor distribution cabinets.
What is the exact product model?
The order/model code for this page is GW90765. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by GEWISS.
Conclusion
The GEWISS GW90765 4-channel KNX dimming actuator delivers precise, reliable 12-48 V DC LED dimming control for advanced building automation. Its standard 4-module DIN rail form factor and native KNX protocol support make it an excellent choice for residential and commercial lighting projects. Installers and system integrators can review our KNX dealer program options.
To ensure a seamless procurement process, verify model number GW90765 against project specifications and consult official technical documentation prior to ordering.






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