Fuse switches are a simple device that do an extremely important job. They provide a housing for a fuse to act as safety device within a power circuit for when power loads exceed the safe level for electronic components.Features and Benefits of Fuse Switches Reduce risk of damage to electrical components Fully enclosed plastic casing Small, compact and neat Wide variety of fuse sizes available to suit any application Available with watertight protectionWhere might I use one? Lighting Illuminated signs Vehicle electrical circuits general outdoor circuit protection