This replacement fuse kit is specifically designed for the Aeroflow fused battery terminal distribution positive terminal AF49-4058. It is great for those who have burnt out or blown the fuse accidentally and require a replacement. Also great for those who are wishing to change or mix up which fuses are installed into the terminal block for various power applications. Included in the kit is 1 x 400AMP fuse, 2 x 100AMP fuses, 2 x 60AMP fuses, 2 x 40AMP fuses and 2 x 30AMP fuses.