4 PCS Single Mode Loopback Plug Tester LC-UPC Fiber Optical Duplex Cable Adapter 9/125

[Main Parameters] The loopback tester features an LC-UPC connector plug and single-mode fiber; it supports an operating temperature of -20~70. [Operating Principle] The pairwise connected TX transmitting face sends the signal back to the RX receiver face to test and evaluate the elements or interfaces of the optical fiber network. [Stable Signal Transmission] The looper adopts an A-level zirconium ceramic core, offering low insertion loss ( 0.3 db), low return loss ( 50db), high interchangeability ( 0.2 db), and high repeatability ( 0.2 db). [Standard Size] The product meets the dual fiber adapter size standard for easy and accurate plug and pull, and can work more than 1000 times.

[Widely Application] It can detect potential abnormalities by testing the signal return of optical system debugging, optical fiber communication systems, CATV systems, and more