18-port 2RU rack mount enclosure. Holds up to 3 adapter plates. OCC's rack mount cabinets (RTC) apply integrated fiber management into a convenient rack mountable solution. Whether ordering empty or loaded for a customized application, the RTC series enclosures deliver rugged durability with the convenience of one source distribution. Each RTC cabinet may be mounted to either a 19 or 23" rack or enclosure and can easily accommodate all cross-connect functions including splicing and termination.