Description
Introduction
The GEWISS GWA9302 is a 2-channel universal dimming actuator designed for advanced lighting control in residential and small-to-medium office building automation. Operating on the standard KNX protocol, this device enables tailored dimming management across two independent output channels rated at 300VA per channel. Explore more products from GEWISS for professional building automation projects.

Built for 4-module DIN rail mounting with an IP20 protection degree, the unit integrates into standard electrical distribution cabinets. As part of the GEWISS KNX product range, it offers structured integration for automated dimming applications while ensuring straightforward installation and long-term operating stability.
Key Features
- 2-Channel Universal Dimming output capability.
- 300VA power rating per output channel.
- Native KNX protocol communication.
- 4-module DIN rail mounting form factor.
- IP20 ingress protection rating.
Benefits
- Provides independent dimming control across 2 output channels rated at 300VA each.
- Optimizes cabinet space with a compact 4 DIN module enclosure width.
- Seamlessly integrates into standard KNX building automation networks.
- Rated IP20 for secure installation within protected indoor distribution boards.
- Suitable for targeted lighting control in residential and commercial office projects.
Technical Specifications
Applications
- Universal dimming lighting control in high-end residential KNX projects.
- Automated dimming management in small to medium-sized office environments.
- Centralized DIN rail automation boards requiring dedicated 2-channel dimming actuators.
Installation Notes
- Mount directly onto a standard 35 mm DIN rail (4 modules wide) inside an enclosed distribution board.
- Ensure total connected electrical load per output channel does not exceed the maximum 300VA limit.
- Verify proper KNX bus line connection and adhere to local electrical wiring regulations for IP20 equipment.
- Always verify exact project Bill of Quantities (BOQ) specifications and consult official GEWISS technical datasheets before installation.
Developer Resources
- Utilize official GEWISS ETS database files and product documentation for precise parameter configuration and commissioning.
FAQ
What is the maximum load rating per channel on the GEWISS GWA9302?
The GEWISS GWA9302 supports up to 300VA per channel across its two dimming channels. For certificates and current technical files, refer to the official GEWISS documentation.
How many modules does this actuator occupy on a DIN rail?
This device is designed in a 4-module width enclosure for standard DIN rail mounting.
Which communication protocol does the GWA9302 use?
The device operates natively on the standard KNX protocol.
How can procurement teams avoid ordering incorrect units for a BOQ?
Cross-reference the exact model SKU (GWA9302), channel count (2 channels), and load rating (300VA/channel) against project engineering specifications and manufacturer documentation prior to ordering.
What is the exact product model?
The order/model code for this page is GWA9302. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by GEWISS.
Conclusion
The GEWISS GWA9302 2-channel universal dimming actuator offers a dependable solution for 300VA-per-channel dimming control in KNX automation networks. Its 4-module DIN rail form factor and IP20 enclosure make it a practical choice for residential and office panel designs. Installers and system integrators can review our KNX dealer program options.
To ensure correct procurement and flawless commissioning, system integrators and buyers should verify exact BOQ details and refer to official GEWISS technical literature prior to purchase.






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