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The Allen-Bradley 1492-CB1G050 is a versatile 1-pole circuit breaker, part of the Bulletin 1492-CB series, designed for safeguarding industrial equipment such as transformers, power supplies, and control instrumentation. Rated for 5 Amps, it supports up to 0.5 horsepower at 277 Volts AC and provides both motor control and supplementary protection. Notable features include energy-limiting design for enhanced downstream protection, IP 2X finger-safe structure, and robust melamine-phenolic housing offering dielectric strength of 1960 Volts AC. The breaker is compatible with both AC and DC voltages, accommodates a wide operating temperature range from -40 to 140°F, and supports a recommended wire size from 16 AWG to 4 AWG.