Fuseco Incorporated, established in 1965, is the largest Mersen and Bussmann electrical fuses and fuse accessory supplier in the United States. Our inventory, of nearly every fuse Type and UL Class, is spread out over five states and seven branches. Fuseco's broad inventory includes electronic and electrical fuses, domestic and import, fuse accessories, fuse holders, terminal strips and power distribution blocks. Fuseco specializes in semiconductor, square body and medium voltage fuses. We offer 24 hour emergency service nationwide. Fuseco's knowledge of semiconductor fuses help you protect rectifiers, inverters, DC drives, UPS and variable speed drive systems.