Features 1、Enhanced Sign Isolation: SC fiber optic coupler effectively isolates sign fields from the main control end, preventing unexpected damage to control systems and suppressing noise in ground wire circuits. 2、High Reliability: Utilizes high accuracy zirconia ceramic unit (low insertion loss ≤0.2dB, high return loss ≥45dB) to ensure maximum connections between fiber optic patch cords. 3、Superior Quality: Crafted with accuracy and durability to withstand various environmental conditions, this fiber optic adapter ensures seamless and reliable fiber optic connectivity in diverse installations. 4、Wide Application: Versatile adapter suitable for optical communication systems, optical instruments, cable television, fiber broadband access networks, fiber optic sensors, and more. 5、50Pcs: There are 50 pieces fiber optic adapters in the package that ensure you have an an ample supply for all your fiber optic installation needs, providing convenience in one package. Specification Item Type: SC Angled Physical Connection Fiber Optic Adapter Material: PTB Specification: SC Performance: Insertion Loss ≤ 0.2dB, Return Loss ≥ 50dB Operating Temperature: -20℃ to 85℃ Coupler Interface: Single mode SC SC with screw mounting wing End Type: Single mode UPC Package List 50 x SC Angled Physical Connection Fiber Optic Adapter