Square D LAL364001029 400A 3-Pole 600 V Circuit Breaker

Meet the Square D LAL364001029 400A 3-Pole 600 V Circuit Breaker — a purpose-built, high-capacity overcurrent protection device crafted for demanding three-phase power distribution. Built by Square D (Schneider Electric), this unit is designed to safeguard your industrial and commercial electrical systems with precision and reliability.

Key to its value is the 3-pole configuration paired with a 400 A current rating, engineered to interrupt all three conductors simultaneously in the event of an overload or short circuit. With a voltage rating of up to 600 V, it provides robust protection for three-phase feeders, helping maintain system integrity and protecting both wiring and equipment from damaging fault currents.

• Precise three-phase protection for feeders and main distribution pathways up to 400 A.
• Unified trip across all phases minimizes phase imbalances and enhances electrical safety in complex power systems.
• Trusted Square D build quality designed for durability and long service life in challenging environments.
• Exact part identification easy sourcing and replacement with part number LAL364001029.

Who needs this? It’s ideal for industrial facilities, commercial buildings with three-phase power, and projects requiring a reliable main disconnect or feeder protection in compatible Square D panels. Whether you’re upgrading an aging panel, expanding a distribution network, or renovating a factory floor, the Square D LAL364001029 400A 3-Pole 600 V Circuit Breaker delivers dependable performance when it matters most.

Practical notes for installation and compatibility: verify that your panel is designed to accept a 3-pole breaker and rated for 600 V, confirm that the LAL364001029 matches the system’s requirements, and follow local electrical codes during installation. For best results, rely on a licensed electrician or qualified technician to handle mounting, connection, and testing.

Specifications at a glance:

• Current rating: 400 A
• Poles: 3
• Voltage rating: 600 V
• Part number: LAL364001029
• Brand: Square D (Schneider Electric)

Choose the Square D LAL364001029 400A 3-Pole 600 V Circuit Breaker for a dependable, code-compliant solution that safeguards people, equipment, and processes in demanding electrical environments.