The Lot of 9 Bussmann Fusetron FNA-3 Dual-Element Fuse is a high-quality electrical component suitable for interior use. This D-Type Cartridge fuse has a maximum amperage of 125A and is made of fiberglass/glass-reinforced plastic (GRP) material. With a tripping characteristic of Type K and a fuse speed of Time-Delay/Slow-Blow (T), this electrical fuse is designed for AC current type and operates at a voltage range of 101-150V. The snap-in mounting style and brushed nickel finish make it a reliable choice for various electrical equipment and supplies in a business or industrial setting.