Ii-transceivers ze-SFP28 zenzelwe ukusetyenziswa kwi-Ethernet ikhonkco ukuya kwi-25.78 Gb / s izinga ledatha kunye ne-10km ubude bekhonkco.Ziyahambelana ne-SFF-8472, kwaye ziyahambelana ne-SFF-8432 kunye neenxalenye ezifanelekileyo ze-SFF-8431.Ii-transceivers zamehlo zithobela imfuno ye-RoHS.