Phoenix Contact 1837585 The PCB header features a nominal cross-sectional area of 2.5mm², with a black color and rated for up to 12A of current, supported by a voltage rating of 320V. The headers consist of Sn contact surfaces, use pin connectors, and have a linear pinning layout with solder pins spaced 2mm apart. They are designed for wave soldering or THR soldering, come in a standard connector pattern alignment, and feature a lock-and-release locking system with threaded flanges, packaged within cardboard.