Phoenix Contact 2791016 The component terminal block features an integrated diode with a nominal current capacity of 0.5 A and has four connections available for screw attachment, using cross sections ranging from 0.2 mm2 to 4 mm2, specifically designated as NS 35/7.5, NS 35/15, NS 32, and comes in a gray color with two levels of rated cross section: the first level being 0.2 mm2-4 mm2 and the second level also having the same range of cross sections.