Shunt release + auxiliary switch MX+OF Multi 9 OEM. Operating voltage (Ue) 12-24V AC/DC. Includes an open/closed contact (contact OF) to indicate the open or closed position of the associated device. With mechanical status indicator light (red) on the front. For remote indication of the position of the associated device. Emergency stop using closing button. The shunt release + auxiliary switch MX+OF meets the following standards - IEC/EN 60947-1.