1CH 16A Flush-mounted Switch Actuator(KNX)
https://b2b.hdl-automation.cz/en/support/products/data-sheets/knx/switching-actuators/data-sheet-m-fmexr-1_en_v1-0-1
https://b2b.hdl-automation.cz/en/support/products/data-sheets/knx/switching-actuators/data-sheet-m-fmexr-1_en_v1-0-1