Blue Sea 5056 ST-Blade Water-Resistant Fuse Block The Blue Sea 5056 Water-Resistant Fuse Bloc provides water-resistant circuit protection for ATOATC fuses and circuit breakers in a compact footprint. The single side nesting design allows for wire entry from one side to maximize space. Standard ring or fork type terminals allow for simple wiring with simple tools. This fuse block includes three wire plugs to maintain water resistance rating if less than 4 loads are required. Features Accepts a wi