With this SC Duplex coupling by Delock, optical fiber male connectors can be easily connected to each other. The coupling enables a direct connection to the optical fiber cable and is suitable for simple mounting in optical fiber connection boxes, cabinets and patch panels. Protection against laser radiation The integrated flip ensures protection against laser radiation. Protection by dust cover The coupling is equipped with an appropriate cap to protect the sleeve from dust and to keep it clean. Specification https://elecena.pl/product/18566958/86892-fiber-optic-coupling-sc-sc-duplex 2021-05-24 https://elecena.pl/product/18566958/86892-fiber-optic-coupling-sc-sc-duplex 2022-01-21