ASI QBLOK2125 is a power distribution module with two bars eleven connection points per bar with transparent cover The staggered leads are fully insulated and simplify process of connecting wires There are two terminals which accept 2 AWG wire gauge two terminals which accept 16 AWG wire gauge and 7 terminals which accept 4 AWG wire gauge This bus bar module is rated 125 Amp at 1000 Volt It mounts on standard DIN rail or panel mount with screws The power module is used primarily inside electrical panels for the expansion of phase or neutral extension For labeling use NU0851-2 blank strip markers (sold separately) QBLOK2125 is sold in packages of 2