Part
8121-1041
is compatible in the following Models:
HPE ProCurve 2400m Switch series
ProCurve Switch 2424M - J4093A
HPE ProCurve 4100gl Switch series
ProCurve Switch 4108GL Office Bundle - J4886A
HPE Switch Generation 1 Transceiver Modules
Gigabit Transceiver Module - J4864A
HPE Switch Stacking Kits
Stacking Kit - J4116A