The FIS F1RMSO2RU4X Swing Out Patch Panel is a 2RU rack unit that holds up to 4 adapter plates. It is designed to provide easy access to connected adapters and cables, making it ideal for managing and organizing networking equipment. The unloaded black panel allows for customizable configurations to suit specific networking needs. With a 19-inch rack width, this patch panel is compatible with standard server racks and offers a convenient solution for enterprise networking setups.