SC/APC To SC/APC Adapter SC Female to SC Female APC Simplex Single Mode Fiber Optical Coupler SC Singlemode Fiber Optic Adapter Network Internet Connector Adapter with Mount Panel. Connector A: Fiber Optic SC/APC Female. Connector B: Fiber Optic SC/APC Female. Single mode Fiber Optic SC/APC to SC/APC Adapter simplex have incorporated mounting clips that provide an easy snap-in installation. The fastening method is to use plug and pin latch, do not need to rotate.It is equipped with metal shrapnel to make it easy to use. Good compatibility and small error of concentricity, high precision machining dimensions,high reliability, stability,low insertion loss, high echo loss and good interchangeable performance. Application:Telecommunication network, Metropolitan area network, Optical communication system,Optical fiber test instrument,Fiber optic CATV, Optical fiber sensor,Fiber optic broadband access network, FTTH optical fiber entry,Optical fiber distribution frame and so on.