Allen-Bradley 1492-P4Q-B Circuit Breaker

The Allen-Bradley 1492-P4Q-B (1492-P4Q-B) is a circuit breaker engineered for reliable overcurrent protection and circuit isolation in industrial control systems and automation equipment. Designed to safeguard electrical components and downstream machinery, this unit interrupts excessive current flow to prevent equipment damage, reduce operational downtime, and maintain overall system integrity. It serves as an essential replacement and spare component for scheduled maintenance, system overhauls, and urgent repairs across a wide range of industrial panelboards and motor control centers. Constructed for demanding operating environments, the device features a robust housing with a recorded unit weight of 10 kg. Integrating the unit into industrial power distribution setups ensures continuous monitoring and dependable circuit interruption under abnormal electrical conditions. Typical applications include manufacturing assembly lines, process automation facilities, material handling installations, and general plant machinery where dependable circuit protection is critical. Verifying the specific part number and system specifications against plant documentation ensures proper fit and reliable operation in existing installations.