The 1777073 is a vertical-mount base strip header for PCB applications. It features a nominal current rating of 12 A, a rated voltage (III/2) of 320 V, and a rated surge voltage (III/2) of 4 kV. The header has 2 positions with a 5.08 mm pitch, tin-plated contacts, and is constructed from green PBT insulating material with a V0 flammability rating. Its vertical connection design enables multi-row arrangements, and the screwable flange provides enhanced mechanical stability, making it suitable for a wide range of device designs.