2A Current Rating, 1/4" x 1-1/4" (6.3mm x 32mm) Cylindrical Cartridge Footprint, Type 28 Fast-Acting Glass Body Circuit Protection Fuse, 250VAC Max Voltage, -40°C to +85°C Standard Operational Window | Commercial-grade instrumentation-level hardware safety fuse manufactured by Ferraz Shawmut (Mersen) featuring an uninsulated fast-clearing pure zinc wire element and bright nickel-plated brass end cap termination tracks, optimized to provide rapid overcurrent clearing windows, prevent dangerous internal arc paths, and cleanly isolate downstream electronic computing motherboards from short-circuit power surges | Industry Exact Equivalents: Shawmut A10Y2, Mersen A10Y2, Ferraz Shawmut Type 28 2A | Industry Functional Cross-References: Bussmann AGC-2, Littelfuse 0312002.HXP, Bel Fuse 3AG 2 | Military Specification National Stock Number (NSN): 5920-00-281-1002