FLSR004ID - FLSR_ID Series

FLSR004ID - FLSR_ID Series Indicator Fuse The Littelfuse FLSR004ID from the FLSR_ID Series is a Class RK5 dual-element time-delay fuse designed for reliable circuit protection in electrical distribution and motor control applications. This indicator fuse provides a visual blown fuse indication for quick identification, reducing downtime and enhancing safety. It is suitable for use in service entrance switches, transformers, switchboard mains and feeders, and motor branch circuits, making it an essential component for electrical distributors and switchgear suppliers. Specifications Amperage Rating: 4 A Voltage Rating: 600 V AC Interrupting Rating: 200,000 A rms symmetrical Fuse Type: Dual-element, time delay Approvals: UL Listed (File: E81895), CSA Certified (File: LR29862), Federal Specification WF-1814 (QPL-W-F-1814) Product Weight: 0.1810 lb Features Visual blown fuse indication for rapid fault identification Patented solid state design for maximum reliability True dual-element design providing advanced short circuit and overload protection Current limiting to reduce damage during short circuits Compatible with recommended fuse holders LFR60 and LFR25 series Downloads & Links FLNR and FLSR Series Datasheet UL JDDZ E81895 CSA 1422-02 029862