2pcs Single Mode SC/UPC Fiber Optic Loopback Adapter Cable Duplex SC Connectors Singlemode 9/125 Test Plug for Testing Applications

Fiber Loopback is designed to provide a media of return path for a fiber optic signal, typically it is used for fiber optic testing applications or network restorations and it is absolutely an economical solution for a number of fiber optic test applications. Specifications: Type: Loopback Module Test wavelength: 1310 and 1550nm Fiber: Singlemode 9/125 Connector: SC/UPC Insertion loss: Typical: ?0.20dB Maximum: ?0.30dB Repeatability: ?0.10dB Interchangeability: ?0.20dB Durability: ?0.20dB typical change, 1000 mating Operating temperature: -20 to +70 degrees Storage temperature: -40 to +85 degrees Applications: Fiber labs Telecom testing FTTX testing Patch panel applications Equipment interconnection