2MMHM PIN HDR,TYPE A 154POS 7R PCB Connector Type: PCB Mount Header Data Rate: ≤1 Gb/s Number of Columns: 25 Number of Rows: 7 Backplane Architecture: Mezzanine PCB Mount Header ≤1 Gb/s 25 7 | Hard Metric Backplane Connector | Part Number: 5106509-1 | Internal Number: 5106509-1 | TE Connectivity | Z-PACK