Quick Facts This high-density fiber panel comes with (6) SC duplex connectors. Guaranteed for life! Further Details Adapter panels snap easily into all standard fiber enclosures, cabinets, and patch panels, including all Black Box® models. Panels with ceramic sleeves are well-suited for high-performance, mission critical single-mode and multimode connections. High-density panels with ST or LC duplex connectors are available. Standard panels and panels with bronze sleeves are also available.