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Fiber Optic Loopbacks LC, SC, MT-RJ,FDDI terminations.

fiber optic loopback 

Fiber Optic Loopbacks is designed to provide a media of return patch for a fiber optic signal; typically it is used for fiber optic testing applications or network restorations. For the testing applications, the loopback signal is used for diagnosing a problem. Sending a loopback test to network equipment, one at a time, is a technique for isolating a problem.

Similar as fiber optic patch cords, fiber optic loopbacks can be with various jacket types and cable diameters, and they can be with different terminations and length. makes the fiber optic loopbacks strictly according to industry standard, each of the cable is functionally tested before shipping, and we offer custom assemblies for fiber optic loopbacks such as custom connector configurations and special polished.

Compact design
Compatible with Fast Ethernet, Fiber Channel, ATM and Gigabit Ethernet
Short wavelength devices
Custom assemblies available


Single mode Fiber
Multi mode Fiber
Insertion Loss (dB)
?0.2 (500 cycle passed)
Temp. Range
?0.2 dB ( - 40 to +80 degree centigrade)

For detailed inquiry please contact our sales team :
[email protected]

we are China manufacturer and China supplier of fiber optic loopbacks .

Tel: + +85230788803

E-Mail: ( [email protected] )

MSN:[email protected]
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