The Lot of 9 Littelfuse FLM 2-1/2 Time-Delay Fuses are high-quality electrical fuses designed for interior use. With a maximum amperage of 250A and a current rating of 1-15A, these fuses are suitable for various electrical equipment and supplies. The cartridge fuse body type, glass material, and thermal overload protection feature make them reliable and efficient for overloading protection. With a voltage range of 201-250V and an AC current type, these fuses are ideal for single-phase systems and offer a time-delay/slow-blow operation method for added safety.