5352115-1 is a Z-PACK 2mm Hard Metric (HM) Type C receptacle connector designed for board-to-board interconnection in backplane and midplane systems. This right-angle PCB mount connector assembly features 55 positions arranged in 5 rows (A, B, C, D, E) with 11 columns and includes pre-installed ground return shielding. The connector has a module length of 50.00 mm (1.968 in) with a feedthrough post length of 3.71 mm (0.146 in), and features gold-plated mating contacts with tin over nickel termination end plating. It is CompactPCI compatible and includes ACTION PIN post and signal contact configuration with multi-purpose center mating polarization. This EU RoHS/ELV compliant connector is ideal for high-density backplane applications requiring reliable shielded interconnections.