The Bussmann Fusetron FRS-R-15 is a 15A Class RK5 Time Delay Fuse designed for electrical equipment and supplies. With a maximum amperage of 15A and a voltage range of 551-600V, this unit is ideal for protecting electrical circuits in industrial settings. The FRS-R-15 model from Bussmann offers reliable and efficient protection, making it a valuable component for ensuring the safety and functionality of electrical systems.