SFP28 HOME Product SFP Cage SFP28 ASP04-682010-A-H (SFP28 1x1 Connector 20Pin) ASP04-681101YH-A-H (SFP28 1x1 Cage with side EMI Spring) ASP04-6814101YAE2-H (SFP28 1x4 Cage with Heatsink with EMI Spring) «1»