25GBASE-ER SFP28 SMF 1310nm 40km DDM Transceiver 100% OEM Compatible 25GBase-ER SFP28 Transceiver (SMF, 1310 nm, 40 km, LC, DDM, Industrial Temp.), TAA Compliant Specifications Form Factor: SFP28 ER Data Rate: 25.78125 Gb/s Wavelength: 1310 nm Protocols: 25GBASE Ethernet | MSA Compliant | CPRI...