18-port 1RU rack mount cabinet with sliding tray, hinged cover. For applications that mandate rear coupler access, OCC designed the RTS series rack mount cabinets. With 18 to 48 port capabilities, the RTS rack mount cabinets are ideal for easy contractor installations offering the convenience of a sliding tray that slides forward to allow for easy access to the front or rear of the cabinet. Each cabinet is built to be a strong, durable, high-density, patch and splice solution for fiber optic networking.