Fuse Core/Link Bottle neck type ceramic fuse link for Busbar mounting (16A, 25A, 32A, 450A & 63A). Fuse core for NH00: (50A, 63A, 100A, 125A, 160A) Fuse core for IP.RT (18-32): 2A, 4A, 6A, 10A, 20A.