Description
Introduction
The GEWISS GW90764 is a 4-channel LED dimming actuator designed for integration within KNX building automation networks. Operating on a 12-24 V DC supply and utilizing Constant Voltage Dimming (CVD) technology, this unit enables precise, automated brightness management for low-voltage LED lighting setups across residential and small-to-medium office applications. This device is part of our Dimming Actuators range.

Engineered into a compact 4-module DIN rail housing with an IP20 rating, the GW90764 provides centralized control within electrical distribution boards. Given the limited technical dataset from the manufacturer, system integrators and procurement personnel should verify exact project Bill of Quantities (BOQ) specifications and official GEWISS documentation prior to ordering to ensure correct application alignment.
Key Features
- 4 independent output channels for LED dimming.
- 12-24 V DC operating voltage range.
- CVD (Constant Voltage Dimming) control logic.
- Native KNX protocol communication interface.
- IP20 protection rating for panel installations.
- 4-module DIN rail mountable standard enclosure.
Benefits
- Multi-Circuit LED Control: Features 4 dedicated output channels for managing low-voltage LED lighting circuits.
- Low-Voltage DC Compatibility: Designed for systems operating between 12 V DC and 24 V DC.
- Space-Saving Form Factor: Compact 4-module DIN rail footprint optimizes space inside distribution enclosures.
- KNX System Compatibility: Built for native integration with KNX automation protocols in residential and commercial settings.
- Targeted Project Applicability: Tailored for advanced lighting management in residential homes and small-to-medium office spaces.
- Procurement Accuracy: Clear brand and SKU identification ensures straightforward matching against engineering specifications.
Technical Specifications
Applications
- Residential KNX building automation installations requiring multi-zone 12-24V DC LED dimming.
- Small to medium office environments implementing centralized KNX lighting management.
Installation Notes
- Mount directly onto standard DIN rails within IP20-rated distribution boards, allowing 4 module spaces of clearance.
- Verify supply voltage requirements (12-24 V DC) and KNX bus connection polarity prior to energizing the module.
- Check official GEWISS wiring diagrams and technical datasheets to ensure correct channel loading and circuit configuration.
Developer Resources
- Download the official ETS application program and database files directly from the manufacturer portal for SKU GW90764.
- Consult official GEWISS technical manuals to review system topology and parameter configurations.
FAQ
What is the operating voltage range for the GEWISS GW90764 actuator?
The GEWISS GW90764 operates on a 12-24 V DC power supply for low-voltage LED dimming applications. Explore more GEWISS automation devices for professional building automation projects.
How many lighting channels can this unit control?
This device features 4 independent channels for controlling LED lighting circuits.
What form factor does this KNX actuator use?
It is designed as a 4-module DIN rail mountable unit with an IP20 ingress protection rating.
How can I avoid purchasing the wrong actuator for my project?
Always cross-reference the exact SKU (GW90764) and manufacturer datasheet with your project’s Bill of Quantities (BOQ) prior to finalizing orders.
What is the exact product model?
The order/model code for this page is GW90764. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by GEWISS.
Conclusion
The GEWISS GW90764 4-channel KNX LED dimming actuator provides a practical and standardized solution for low-voltage 12-24 V DC lighting control in modern smart buildings. Its 4-module DIN rail design makes it a clean addition to distribution boards in both residential and office installations. Installers and system integrators can review our professional project support options.
To ensure a seamless procurement process and eliminate order mismatches, verify your project documentation against SKU GW90764 and consult official GEWISS technical datasheets before purchasing.






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