Part
JC857-61001
is compatible in the following Models:
HPE Networking CFP LR Transceivers
HPE X140 40G CFP LC LR4 10km SM XCVR - JC857A
HPE Switch CFP Modules
HPE 7500 4-port 40GbE CFP SC Module - JG373A
HPE 10500 4p 40GbE CFP SF Module - JG396A
HPE 10500 4p 40GbE CFP SF TAA Module - JG397A