Westinghouse LB3400N - Molded Case Circuit Breaker

Meet the Westinghouse LB3400N Molded Case Circuit Breaker, engineered to deliver dependable overcurrent protection in the most demanding electrical environments. This rugged breaker is built to safeguard power distribution with precision, helping you minimize downtime and protect critical equipment.

Designed for versatile integration, the LB3400N is suitable for panelboards, switchboards, control panels, and OEM equipment. It excels in industrial, commercial, and OEM applications where safe operation and reliable protection in distribution panels and motor control centers are essential.

Why the LB3400N stands out

• Durable molded case construction built to withstand the rigors of active distribution panels and motor control centers.
• Trustworthy overcurrent protection prevents damage from overloads and short circuits, contributing to safer, more reliable systems.
• Flexible integration compatible with panelboards, switchboards, control panels, and OEM assemblies for seamless installation.
• Industry-grade reliability designed for use in demanding industrial and commercial settings where safety and performance matter most.

Practical use cases

• Installing in new or existing distribution panels to guard feeders and circuits in manufacturing facilities.
• Upgrading or replacing in motor control centers to ensure dependable startup and protection.
• Integrating into OEM equipment where standardized, robust protection is required.

What this means for you

• Improved system resilience with reliable interruption protection that helps prevent equipment damage during faults.
• Operational continuity supports safer, more consistent power distribution across critical processes.
• Maintenance clarity aligns with familiar Westinghouse design principles, simplifying planning and servicing in common panel architectures.

Technical snapshot

• Breaker type: Molded Case Circuit Breaker
• Applications: panelboards, switchboards, control panels, and OEM equipment
• Ideal for industrial, commercial, and OEM environments where dependable overcurrent protection and safe operation are essential in distribution panels and motor control centers