As a rough guideline, most organizations install between 24 and 48 ports per patch panel and use a maximum of four to six patch panels per rack. However, this is a general guideline, and the actual number can vary depending on the factors mentioned above. In conclusion, determining how many patch. The most common types of fiber patch panels are: Rack Mount, Wall mount, Outdoor, & DIN mount. Fiber patch panels come in various configurations, including 12-port, 24-port, 48-port, 72-port, 96-port, and 144-port fiber distribution frames. The optical fiber interface is by SC/FC/LC/ST/E2000 adapters, either in simplex or duplex versions.