A2Y40

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40A 250VAC Class K5/H Non-Renewable One-Time Cartridge Fuse, Amp-Trap Monolithic Industrial Safety Protection Series, 10,000A Interrupting Sinking Capacity Breaking Threshold, High -Conductivity Heavy-Duty Brass Contact End Caps, Rigid Moisture-Resistant Melamine or Fiber Tubing Enclosure Shell, Core Overcurrent and Severe Short-Circuit Thermal Safety Barrier, Code-Compliant Industrial Branch Circuit Disconnect Protection, High Stability Main Switchboard Power Node | High-performance industrial-grade non-renewable one-time cartridge power fuse manufactured by Ferraz Shawmut (now Mersen) under legacy catalog ordering reference A2Y40. Up-scaling the core A2Y family boundaries to handle a continuous 40-Amp current weight, this robust electrical gate utilizes standard ferrule physical dimensions to absorb momentary induction startup surges from equipment motors and facility ventilation banks without nuisance blowing, while cleanly clearing volatile downstream short circuits. | Industry Exact Equivalents: Ferraz Shawmut A2Y40, Mersen A2Y40, Gould A2Y40, Bussmann NON-40, Littelfuse NON40, Edison KON40 | Industry Functional Cross-References: Class K5 Fuses, Class H 40A Fuses, 250V 40A Cartridge Fuses, Mersen NON40, Littelfuse NLN40 | Military Specification National Stock Number (NSN): 5920-00-112-9210 (Base 40A 250V Cartridge Fuse Architecture Matrix) Show more