2-1734598-4 is a High Performance Interconnect (HPI) wire-to-board header connector designed for signal and low power routing between printed circuit boards. This 4-position vertical mount header features a 1.25mm centerline pitch with DIP (through-hole) PCB termination style, compatible with 28-32 AWG wire and mating housing PN 440146-x. The connector dimensions include a height (Y) of 4.70mm and width (Z) of 3.20mm, with length calculated as 4.25mm + 1.25mm per pin increase. Operating within a temperature range of -25°C to 85°C, it is rated for 1.00A maximum current and 125V AC/DC maximum voltage. Common applications include business and retail equipment, consumer devices, industrial systems, and automotive electronics where reliable wire-to-board connections are required.