1-1734260-3 is a High Performance Interconnect (HPI) vertical header connector from TE Connectivity's wire-to-board connector system. This header features a 1.25mm centerline pitch with surface mount (SMT) termination and vertical mounting orientation, supporting wire gauges from 28 to 32 AWG. The connector offers a position range of 2 to 15 positions with dimensions of 7.79mm + 1.25mm per pin increase in length, 4.75mm height, and 4.25mm width. It is rated for 1.00A maximum current and 125V AC/DC maximum voltage with an operating temperature range of -25°C to 85°C. This connector is ideal for business and retail equipment, consumer devices, industrial, and automotive applications where signal or low power routing between PCBs is required.