6638C90G45

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100A Current Rating, F-Frame Molded Case Hardware Layout, 3 Pole Industrial Circuit Breaker Module, Series C Architecture, 480VAC Line Voltage Maximum, -20°C to +40°C Standard Ambi ent Operational Window | Heavy-duty commercial-grade thermal-magnetic electrical circuit breaker manufactured by Westinghouse (Eaton) featuring fixed thermal-magnetic trip curves and internal arc-chute matrices, explicitly engineered to isolate high-amperage short-circuit faults and secure distribution path lines within modular industrial panelboards | Industry Exact Equivalents: Westinghouse 6638C90G45, Cutler-Hammer 6638C90G45, Eaton 6638C90G45 | Industry Functional Cross-References: Square D FAL34100, General Electric TED134100, Siemens ED43B100 Show more