The BUSSMANN FRN 450 is a new electrical fuse in its original packaging, designed for high amperage applications up to 450A and 250V. Made by the reputable brand Bussmann in the United States, this Class K9 fuse is suitable for various electrical equipment and supplies in a horizontal or vertical orientation. With its reliable performance and quality construction, the BUSSMANN FRN 450 is a trusted choice for businesses and industrial settings requiring a dependable and efficient electrical connection solution.