Part
J4821A
is compatible in the following Models:
HPE ProCurve 5300xl Switch series
ProCurve Switch 5308XL - J4819A
ProCurve Switch 5372XL Bundle - J4848A
ProCurve Switch 5348XL Bundle - J4849A
ProCurve Switch 5304XL - J4850A
HPE Switch Gigabit Copper Modules
ProCurve Switch XL 100/1000-T Module - J4821A
ProCurve Switch xl 100/1000-T Module - J4821AZ