[4-Pack] LC Fiber Optic Loopback Adapter - LC Connector Singlemode 9/125 (OS2) Test Plug for Testing Applications or Network restorations

[High Quality] 10Gtek standard OS2 duplex LC/PC single mode 9/125 fiber optic loopback Adapter with precision ceramic ferrule for maximum optical performance, minimum Insertion Loss and high reliability.; [More Efficient] It is great for troubleshooting fiber links/interfaces and ensuring that the lines aren't broken. When you're not sure of the cause of the network issues, the loopback adapter tester saves a lot of frustration.; [Widely Used] The LC/PC connector loopback adapter is widely used for fiber optic testing applications, network restorations and system debugging, etc. It is ideal for diagnosing problems.

; [Easy To Use] It is convenient, compact and easy to test the dual LC single-mode fiber optic SFP modules. Plug-and-play, dont require extra setup. Without housing to avoid small bend radius inside the housing to cause the higher loss.; [Warranty] Every unit is 100% function tested to ensure optimal performance and signal integrity. Customers can enjoy 10Gtek 30 Days Free Return, 1 Year Free Warranty and Lifetime Technology Support.