The CA1-B0-14-615-121-BG is a C-Series single-pole hydraulic-magnetic circuit breaker designed for fuel systems and ignition protection applications. This breaker features a series trip current coil with DC medium delay (code 14), providing reliable overcurrent protection in demanding environments. It is equipped with a 15-amp current rating and utilizes a stud terminal configuration (code 1, 10-32 thread), with standard hex nut mounting and integrated barriers for enhanced safety. The breaker employs a unique arc chute design enabling interrupting capacities up to 10,000 amps, combined with wiping contacts and mechanical linkage that ensure high contact pressure and extended contact life. It is UL Recognized, CSA Accepted, and suitable for fuel system protection and ignition-protected applications where compact, high-performance overcurrent protection is required.