Dell power board 755.02T02.0009 is a replacement board listed for the Dell P2719H monitor. It is identified as a monitor power board, intended for use as a part within that display’s power system.
The confirmed reference is 755.02T02.0009, and the listed compatible monitor is Dell P2719H. This makes the part relevant when servicing that monitor’s power board assembly. The available product information does not specify electrical ratings, board dimensions, connectors or package contents, so those details are not included here.