5120524-2 is a 1.0mm Free Height (FH) IEEE 1386 compliant SMT stacking receptacle connector designed for parallel board-to-board applications. This receptacle assembly features 84 positions with 50µ" gold plating on the contact area and locating posts for accurate hand placement. The connector offers a current rating of 1.0 ampere per contact, contact resistance of 30 milliohms maximum (initial), and durability tested to 100 mating cycles minimum. Contacts are made of phosphor bronze with duplex plating including gold on the contact area and tin on the solder area, with nickel underplating. This connector is ideal for mezzanine card applications where reliable parallel board-to-board connections with precise alignment are required.