The Allen-Bradley 1492-SP1D020 miniature circuit breaker from the Bulletin 1492 series is a single-pole supplementary protector engineered by Rockwell Automation for reliable overcurrent protection in industrial and commercial electrical systems across North America and Europe. Rated for a continuous current of 2 amps, it supports highly inductive loads while maintaining stable performance under demanding operating conditions. The device is designed for a maximum voltage of 277 VAC under UL standards and 240 VAC under IEC standards, ensuring compliance with global electrical regulations. Compact, durable, and easy to integrate, the 1492-SP1D020 delivers consistent protection and long-term reliability for control panels, automation systems, and auxiliary circuit applications.