80A Current Rating, Amp-Trap Form 101 Structure, High-Speed Semiconductor Protection Fuse, Form 101 Architecture, 250VAC/VDC Max Voltage, 200kA Interrupting Capacity at 250V, -40°C to +85°C Standard Operational Window, Bolt-On Blade Terminal Layout | Main industrial branch protection fuse element manufactured by Mersen / Ferraz Shawmut utilizing a heavy silver-fused conduction geometry to manage high structural power loads and absorb daily cyclic machinery startup strains without executing nuisance trips | Industry Exact Equivalents: Shawmut A25X80, Mersen A25X80, Ferraz Shawmut A25X80, Gould A25X80 | Industry Functional Cross-References: Bussmann FWH-80A, Littelfuse L25S080, Edison E25S080 | Military Specification National Stock Number (NSN): 5920-01-384-2580