Replace your faulty server parts with a GENUINE ORIGINAL OEM part for servers.
Type: Server Miscellaneous
Part Number: Hk266
Fits model(s): Genuine OEM Dell PowerEdge 2850 QLogic QLA200 Server
Compatible part number(s): Hk266 0Hk266 CN-0HK266 FL0211003-19
Please look at the picture(s) and check part number to make sure it's compatible with your system.