Schneider Electric's Square D FY14020A is a 1-pole molded-case circuit breaker rated for 20 amps in single-phase 277 V AC systems, designed to protect branch circuits in commercial electrical panels that use Square D FY breakers. It delivers 14 kA short-circuit interrupting capacity at 277 V AC, making it suitable for lighting and general-purpose circuits in appropriate installations. The FY14020A's compact form and protective features are aligned with Square D's FY line, and the part is cataloged under FY14020A for procurement in electrical supply channels.
