Square D | MAL36450V | Circuit Breaker | 450A | 3-Pole | 36450V

Square D MAL36450V Circuit Breaker is a purpose-built solution for industrial panels that demand precise specification matching. This 450A, 3-Pole unit is designed for maintenance, retrofit, and replacement projects where you need to align exactly with your system’s protection requirements.

Key specifications at a glance

• Amperage: 450A
• Poles: 3-Pole
• Voltage: 36450V
• Part number: MAL36450V

Why this model matters

In environments where reliability and precise compatibility are non-negotiable, the MAL36450V delivers. It’s built to meet the rigorous performance standards of Square D’s molded case breaker family, offering steady overcurrent protection for three-phase circuits. Because the part number is the most reliable reference for compatibility, this unit is ideally suited for panels and mains configurations that specify MAL36450V or require an exact match to your existing protection scheme.

Ideal use cases

• Maintenance projects in commercial or industrial electrical rooms where exact part reference is essential.
• Retrofits or panel upgrades that require a 450A, 3-Pole, high-voltage protection device with a matching specification.
• Replacement of worn or failed breakers in systems that run on three-phase power and demand robust, reliable protection.

Fit, compatibility, and installation guidance

Before ordering, verify that the MAL36450V aligns with your panel’s ratings and mounting configuration. The part number is the best reference for compatibility, but also confirm:

• Voltage rating matches your system’s nominal voltage and fault-current characteristics.
• Three-phase arrangement and mounting style are compatible with your enclosure.
• Tripping characteristics align with your protection coordination plan to avoid nuisance trips.

What you can expect in use

With proper installation, this circuit breaker provides dependable interruption protection for high-demand circuits, helping you protect wiring, equipment, and personnel. It’s designed for environments where precise specification matching translates to fewer wiring changes, simpler documentation, and faster maintenance cycles.

Practical tips for maximizing value

• Keep a spare MAL36450V on hand for planned outages or panel upgrades to minimize downtime.
• Document the exact part number in your maintenance logs to ensure future replacements remain aligned with your system’s protection strategy.
• When coordinating with electricians or integrators, reference the MAL36450V part number to ensure seamless compatibility across your three-phase protection scheme.