Phoenix Contact 1850440 The PCB header features a nominal cross-sectional area of 2.5 mm², has a green color and can handle an average current of 8 A, with a maximum rated voltage of 320 V. The headers are mounted using wave soldering and have a linear pinning layout, with three solder pins per potential, requiring only one plug-in connector for each position, arranged in an orthogonal pattern without locking or additional packaging components.