Fuse, .400A, 600VAC/300VDC, Class RK5

Littelfuse FLSR_ID Indicator™ fuses provide visual blown fuse indication at a glance. The patented state-of-the-art solid state design provides maximum reliability and superior performance characteristics in a true dual-element design. The use of Indicator fuses reduces down-time, nuisance opening, increases safety, and can save thousands of dollars in lost production time. Applications: Service entrance switches; Switchboard main and feeder switches; Transformers; Motor control center mains and motor branch circuits; Individual fused combination motor controllers; Distribution panelboards; Industrial control panels; Protection of fully-rated panelboards and loadcenters; All general purpose circuits.