The Lot of 10 Bussmann FNQ-20 Time Delay Fuses are designed for industrial use and are suitable for interior applications. These cartridge-type high rupturing capacity (HRC) fuses have a maximum amperage of 20A and are rated for AC current type. With a green color and brushed nickel finish, these time-delay class CC fuses are ideal for surface mounting and offer current-limiting functionality. The nickel and copper material construction ensures reliable operation, while the on/off operation method provides added safety. Each fuse is designed with a time-delay/slow-blow (T) fuse speed and voltage rating of 500V, making them a dependable choice for electrical equipment and supplies in various industries.