Phoenix Contact 5452508 The PCB headers feature a black color with a nominal cross-sectional area of 2.5 mm² and are rated for a maximum current of 12 A at a voltage of 320 V (III/2). The contact surface is made of Sn, with pin connectors featuring a linear layout and pitch of 5.08 mm, suitable for wave soldering mounting. Each potential has 18 connections, including 1 solder pin per potential, connected via a BASICLINE 2 system with standard plug-in pattern alignment secured by screw locking mechanism, wrapped in cardboard packaging.