Littelfuse FLSR-200 is a low-voltage current-limiting fuse designed for branch circuit protection in industrial power distribution systems. It features a 200A current rating and a 600V AC voltage rating, housed in a compact plug-in design with a single barrel and a 1.84-inch diameter. This RK5 class fuse provides a high 200kA interrupting rating at 600V AC for reliable protection against short circuits and overloads, complying with relevant industry standards for safety and performance in demanding electrical environments.