product description hpe expansion module device type expansion module form factor plug in module ports gigabit ethernet 10 gigabit sfp x 8 data link protocol gige 10 gige data transfer rate 10 gbps designed for hpe 5406r zl2 switch 5406r 44g poe 2sfp v2 zl2 switch 5406r 44g poe 4sfp v2 zl2 switch 5406r 8xgt 8sfp v2 zl2 switch