SW PIR HDR BP, 100OHM, 12X6 DEW Connector System: Board-to-Board Number of Positions: 144 Row-to-Row Spacing: 2.5 mm Row-to-Row Spacing: .098 in Mating Alignment: With Board-to-Board 144 2.5 mm .098" | High Speed Backplane Connector | Part Number: 2187544-1 | Internal Number: 2187544-1 | TE Connectivity