... 4)Cores; 1U24, 2U48, 3U72, 4U96 Rack Mount Fiber Terminal BoxRack mount serial dustproof cover optical fiber terminal box ... Revolving structure, easy for operation.Product specification*19inch,Rack Mount Sliding Type*Material: Cold Rolled Steel*Front Face ... 1U Rack Mount Patch PanelCertificated Approval: *RoHS,TLC,ISO9001 compliant*Meet IEC,Telcordia GR-326-Core standard Rack Mount 12 Ports-Fiber ...