Allen-Bradley 100-SB20 Contactor

The Allen-Bradley 100-SB20 (100-SB20) is a contactor designed for industrial control, switching, and motor control applications within Allen-Bradley Bulletin 100 electrical assemblies. Engineered as a robust component for industrial power distribution and automation panels, this device provides reliable circuit connection and interruption under demanding operating environments. The unit serves as a critical component in machinery panels, motor starter configurations, and electrical enclosures, helping maintain consistent power switching across various industrial systems. Constructed for dependable performance, the 100-SB20 has a net weight of approximately 10 kg, making it suitable for secure panel mounting in heavy-duty equipment installations. It is commonly utilized for maintenance, system upgrades, repair, and direct replacement in existing Allen-Bradley control systems, ensuring operational continuity and reducing downtime in production lines. Proper verification of the exact 100-SB20 part number against plant documentation and system schematics guarantees compatibility and safe integration with related electrical controls, contactors, and power circuits.