How should the SFP optical module correctly select the fiber jumper?

Jan 13, 2020

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As we all know, the SFP optical module has two ports for transmission channels, one for sending signals and the other for receiving signals. In general, the transmission of signals needs to be realized through fiber optic jumper. The PC/APC/UPC three different grinding types of fiber optic jumpers, these three fiber optic jumpers can be used with the SFP optical module? In fact, because the connection port of the SFP optical module is flat, it can only be connected with the optical fiber jumper of PC and UPC. If it is connected with the optical fiber jumper of APC, it will cause invalid connection or network failure.


In principle, PC/APC/UPC fiber-optic connectors with different grinding methods are not interlinked, but since both PC and UPC fiber-optic end structures are flat (with slight bending), the two are compatible and interchangeable, with the exception of polishing quality issues, but without any damage to the connector. Although the SFP optical module can be connected with PC and UPC optical fiber jumper, it is recommended that you use the SFP optical module with UPC optical fiber jumper in order to ensure the good performance of the optical fiber link.


However, APC is completely different from PC and UPC's fiber optic end structure, so APC cannot be interconnected and compatible with them. If force connection, will cause damage to the connector; Connect the APC and UPC/PC if you want, you must pass the APC - UPC/APC - PC convert fiber optic jumper wire connection between the two, but considering the waste of resources and the difficulty of wiring, reason, HTF don't suggest you to do this, so don't use the SFP optical module on the APC fiber optic jumper, unless the SFP optical module specification on allowing APC fiber optic jumper, it is recommended that you use the UPC fiber optic jumper.


In a word, PC and UPC fiber optic jumper can be used on Ethernet devices such as fiber optic switch, and can be used together with SFP optical module. APC fiber optic jumper is mainly used on FTTx, PON and WDM, and it is best not to use it with SFP optical module. Specific choice depends on your network needs, HTF adhere to the Internet platform, to create industry-leading, innovative top solutions and services, can provide you with PC/APC/UPC three different grinding mode of fiber optic jumper and SFP light module, for more details can be found on the HTF website www.htfwdm.com.



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