The 89898-320LF is a 40-position (2x20), dual-row, surface-mount board-to-board receptacle from the DUBOX connector family. Its phosphor bronze terminals feature 0.76μm gold plating on the contact area and 2μm minimum matte tin on the tails, over a 1.27μm nickel underplate. The housing is made from high-temperature, UL 94 V-0 flame retardant thermoplastic, allowing it to withstand reflow soldering processes with peak temperatures of 260°C. This RoHS-compliant connector provides a reliable, high-density solution for connecting printed circuit boards in a wide range of electronic applications.