FH16030C | Square D 30A 1-Pole 277V I-Line Plug-In Thermal Magnetic Circuit BreakerDescription The Square D FH16030C is a single pole molded case circuit breaker designed to deliver dependable overcurrent and short circuit protection in commercial and industrial applications. With a current rating of 30 amps and a voltage rating of 277 VAC, this unit ensures stable operation in demanding electrical systems. The FH16030C features a high interrupting capacity of 65 kAIC at 277 VAC and a robust thermal magnetic trip mechanism for