Allen-Bradley 140G-G-PB3M Circuit Breaker

The Allen-Bradley 140G-G-PB3M (140G-G-PB3M) is an industrial circuit breaker designed for reliable circuit protection, power distribution, and electrical isolation within machinery and control systems. Listed under the Allen-Bradley product line, this circuit breaker serves as a vital component for protecting downstream electrical equipment against overcurrent conditions, short circuits, and electrical faults. It provides essential switching and interruption capabilities to ensure operational safety, process continuity, and the integrity of industrial power systems. With a net weight of approximately 10 kg, this unit is engineered for integration into control enclosures, switchboards, and power distribution assemblies. The 140G-G-PB3M is suitable for a wide range of maintenance, repair, and retrofit applications across manufacturing plants, automated assembly lines, and industrial facilities. Serving as a direct replacement component, it enables engineers and maintenance personnel to maintain equipment reliability, minimize downtime, and restore proper circuit protection in established electrical architectures. Careful verification of system specifications and panel requirements ensures proper integration.