Part 3C16854 is compatible in the following Models:

HPE 7700 Switch Series

HPE SWITCH 7700 CHASSIS 7 SLOT AC 64G KIT - JE816A
HPE SWITCH 7700 8-SLOT AC 64G STARTER KIT - JE818A
HPE SWITCH 7700 4-SLOT AC KIT,32G - JE827A