The OptiFuse 5mm x 20mm 20A 250V Fast Acting Glass Fuse comes in a 5-pack, designed for precise and reliable circuit protection. Featuring a clear glass body for easy filament inspection, its UL Listed and RoHS REACH compliant. This fast-acting fuse responds within seconds to overloads and short circuits, making it ideal for sensitive devices like home appliances. Rated for 250VAC and 20A current with a 200A interrupt capacity, this fuse provides dependable safety in compact form.