Square D LAL26400 400A 2P 600V Circuit Breaker, Bolt-On | AmpState

The Square D LAL26400 is a 400 A, 2-pole bolt-on circuit breaker designed for panelboards, load centers, and electrical distribution systems. It’s particularly valuable for retrofit work and maintenance planning where the part number must stay consistent, helping you streamline replacements without redesigning enclosures or wiring.

Key advantages that set this breaker apart

• Bolt-On mounting provides secure, field-friendly installation in compatible Square D panels.
• High-current protection safeguards feeders and main circuits from overloads and short circuits, reducing downtime and equipment risk.
• 2-pole design supports balanced protection for 120/240V configurations common in commercial and industrial settings.
• 600 V rating broadens compatibility with demanding electrical distribution networks.
• Part-number consistency enables reliable stocking and maintenance across services and upgrades.
• AmpState availability ensures easy sourcing; if you’re unsure about fit, message AmpState to confirm compatibility.

Practical use cases

• Retrofit projects where preserving the existing part number minimizes wiring changes and downtime.
• Protection of high-capacity feeders feeding large subpanels or motor circuits in manufacturing and commercial facilities.
• Maintenance planning that benefits from a widely used, dependable Square D component with predictable lifecycle availability.

Specifications at a glance

• Part Number: LAL26400
• Manufacturer: Square D
• Type: Circuit Breaker
• Amperage: 400 A
• Poles: 2
• Voltage: 600 V
• Mounting: Bolt-On
• Applications: Panelboards, Load Centers, Electrical Distribution
• Availability: AmpState

Need help matching a part number or confirming compatibility? Message AmpState and we’ll help you confirm fit, so your electrical distribution stays protected without unnecessary delays.