The Fusetron FRS-R-20 is a high-quality dual-element time delay class RK5 fuse designed for electrical equipment and supplies. With a maximum amperage of 250A and a voltage range of 551-600V, this fuse is ideal for industrial settings that require reliable current-limiting protection. Specifically designed by the reputable brand Fusetron, this lot of 3 fuses offers a cost-effective solution for maintaining the safety and efficiency of electrical systems. Ideal for businesses looking to ensure their electrical infrastructure is safeguarded by dependable fuses.