Littelfuse® L50S400 POWR-GARD® L50S Fast Acting High Speed Semiconductor Fuse, 400 A, 500 VAC/450 VDC, 200/20 kA Interrupt

Littelfuse L50S Series High-Speed Fuses are designed to protect today's equipment and systems, and are manufactured with Littelfuse-developed technology that sets tomorrows standards for accuracy, consistent quality, reliability, and predictable performance. Littelfuse engineers have redefined High-Speed Fuse Technology by using advanced metallurgical, polymer, and materials research, mathematical modeling and computerized statistical analysis.