Controller Call 4 Zone No Power Supply Unit

Four zone call controller c/w mute/reset button, requires 12V PSU · · · Includes four zonal alarm LEDs, RESET and MUTE buttons · · Requires a separate NC930 12V 250mA PSU · · Two open collector outputs (Emergency and Aux Out) · · Up to two NC944s can be connected to one NC930 PSU to create a mini-call system of up to 8 zones · · Mounts on a standard 25mm UK double gang back box