cover SCNO-FDW-A is a rugged, all-metal accessory designed specifically for opticalCON DUO chassis connectors. This protective cover provides an extra layer of defense for opticalCON connectors in high-demand environments, such as stage boxes and outdoor devices. Its durable construction ensures reliable performance and long-lasting protection for your optical connections. Keep your equipment safe and secure with the NEUTRIK SCNO-FDW-A sealing cover.