Low Profile JCASE Series - Low-Profile JCASEâ„¢ 58V Automotive Cartridge Fuse The Low Profile JCASE fuse has similar performance characteristics as the standard JCASE fuse. The lower overall height reduction allows for more space and weight savings and also allows for a shorter male blade terminal, saving additional weight and material savings in fuse box diagram. Kit Contains 15 ea. - 20AMP, 25AMP, 30AMP, 40AMP, 50AMP and 60AMP