Eaton's Cutler-Hammer C320KB7 U 1 molded case circuit breaker is a protective device designed to interrupt overcurrent in electrical circuits. Identified by the C320KB7 U 1 model designation, it belongs to Eaton's molded case breaker family under the Cutler-Hammer brand, and is typically installed in electrical panels and distribution equipment to guard wiring from overloads and short circuits.
