0853.9561 is a fuse manufactured by Schurter, a leading manufacturer of circuit protection and connection technology products. The 0853.9561 is a fuse designed for industrial applications, and is designed to protect against short circuits, in-rush currents, and overvoltage protection. It is a mini-SL Fuse Block, which provides both isolated and non-isolated protection. It has a breaking capacity of 1000A at 690VAC and a time-delay of 1000A at 250VAC. It also has an IP20 ‘finger-safe’ touch-proof interior.