Square D LA36225 - 225 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D LA36225 — a 225 A, 600 V, 3-pole plug-in molded case circuit breaker built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Its fast plug-in connection means quicker installations and easier replacements, reducing downtime during upgrades or maintenance. A thermal-magnetic trip unit delivers stable, repeatable protection across a wide range of loads and fault conditions, helping you avoid unnecessary trips while safeguarding your electrical system.

Why this breaker stands out

• Fast plug-in connection for rapid installation and simple swap-outs in existing enclosures.
• Thermal-magnetic trip unit provides reliable, consistent protection against overcurrent and short circuits.
• 3-pole design ideal for 3-phase systems, ensuring coordinated protection across all phases.
• 225 A at up to 600 V supports larger branch circuits common in commercial and light industrial applications.
• OEM-compatible with matching Square D load centers and panelboards for a trusted, seamless fit and operation.

Ideal uses and scenarios

• Residential multi‑unit panels and service upgrades where rapid breaker replacement is valuable during construction or modernization.
• Commercial electrical rooms and light industrial enclosures needing robust 3-phase protection for critical feeders.
• Panelboard refreshes or consolidation projects where maintaining exact OEM compatibility minimizes configuration issues.

Technical details at a glance

• Manufacturer: Square D
• Part Number: LA36225
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 225 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Designed for reliability in panelboards and load centers, the LA36225 empowers engineers and technicians to protect critical circuits with confidence. Whether upgrading existing infrastructure or provisioning new installations, this plug-in, 3-pole breaker delivers precise protection, quick serviceability, and compatibility with Square D’s ecosystem—helping you keep electrical systems safe, compliant, and up to code.