Phoenix Contact 3100059 A thermoelectric voltage terminal block pair with a nominal voltage of 400V and a nominal current capacity of 1A is available in two configurations. The unit features four connection points arranged in two positions, secured via screw connections at one level. Its cross-sectional area ranges from 0.2mm² to 4mm² and can be mounted using three different types: NS 35/7.5, NS 35/15, or NS 32. The device is distinguished by its gray color.