Circuit breaker accessory, QO, mounting base, solid neutral assembly, 125A, 12 terminals

This is accessory that is used on on QO load centers. This is a solid neutral assembly that is used in load center branch neutral terminals and the main lug rating of 125A. The solid netrual assembly has main lug wire size of 4-2/0 AWG (copper ad aluminum) and branch lug wire size 14-4 AWG (copper) and 12-4 AWG (aluminum).