Square D LAL364001616 - 400A, 3-Pole, Circuit Breaker

The Square D LAL364001616 is a rugged, industrial-grade circuit breaker designed for demanding power distributions. With a 400A rating and a 3-pole configuration, it delivers reliable, three-phase overcurrent protection in panelboards, switchboards, and control panels. Built for environments where dependable protection and safe operation are non-negotiable, this breaker is ready to handle large motor loads and substantial electrical demand.

Key specifications

• Current rating: 400A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Why this 3-Pole, 400A breaker stands out

• Three-phase protection: The 3-pole design is ideal for balanced three-phase systems, simplifying wiring and improving fault handling in distribution paths.
• Industrial-grade reliability: Built to perform in demanding environments where large loads and continuous operation require sturdy, dependable protection.
• Versatile integration: Designed for use in a wide range of Square D configurations, including panelboards, switchboards, and motor control centers (MCCs), making it suitable for both retrofit and new installations.

Best-use scenarios

• Industrial feeders supplying large motors, conveyors, pumps, and heavy equipment on manufacturing floors.
• Distribution panels in commercial facilities with significant three-phase loads requiring robust protection.
• Motor control centers and OEM equipment enclosures where a single, reliable 3-pole breaker consolidates protection across several circuits.

How it helps your operation

By delivering dependable overcurrent protection, the Square D LAL364001616 helps prevent equipment damage, minimizes unplanned downtime, and simplifies maintenance in critical electrical systems. Its design aligns with standard Square D infrastructure, enabling straightforward installation in compatible panelboards, switchboards, and control panels while maintaining clear, organized electrical protection for your three-phase network.

In short, the Square D LAL364001616 is a purpose-built solution for facilities and OEMs that demand robust, three-phase protection at a 400A scale. If you’re looking to safeguard large motors and complex distribution schemes with a trusted name, this 3-Pole circuit breaker is engineered to meet the challenge.