The Bosch PRA-CSEK Call Station Extension Kit is a high-performance add-on designed to enhance the PRA-CSBK call station. It enables the connection of up to 24 external selection switches with associated status indicators, allowing for more precise control and customization. With an RJ12 connection, it ensures seamless power distribution and CAN-bus data transmission. The loop-through connection feature allows the integration of a second PRA-CSEK unit for expanded functionality.
This open-frame extension keypad is ideal for creating compact, fully customized call stations or control panels, making it perfect for professional environments where high-quality audio communication is essential. Designed for both stacked and side-by-side mounting with the PRA-CSBK, it offers flexible installation options. Whether used in emergency systems, public address solutions, or large-scale communication networks, the PRA-CSEK provides seamless expansion, enhancing system efficiency and reliability.