... links 2.Hot-pluggable SFP BIDI 3.High quality Fiber Optic (XGSF-BS5312-40) PRODUCT FEATURES Up to 1 ... SFP footprint 1310nm DFB Transmitter and 1550nm PIN Receiver for XGSF-BL3512-40 1550nm DFB Transmitter and ... 1310nm PIN Receiver for XGSF-BL5312-40 Single LC connector Low ... Enterasys, Netgear, Nortel, Juniper, Ruijie, Zyxel, Huawei,etc. Fiber Optic (XGSF-BS5312-40)