2.5MM,HDR,4POS,VERTICAL, CONNECTOR PCB Connector Type: PCB Mount Header PCB Mount Orientation: Vertical Connector System: Wire-to-Board Number of Positions: 4 Number of Rows: 1 PCB Mount Header Vertical Wire-to-Board 4 | Amp Hpi 2.5 Mm Header | Part Number: 440052-4 | Internal Number: 440052-4 | TE Connectivity