Square D MAL3660025M Circuit Breaker, 600A, 3-Pole, 600V

The Square D MAL3660025M circuit breaker is built for demanding industrial environments, delivering reliable overcurrent protection in service disconnects, maintenance panels, and replacement installs. With a 600 A rating, three poles, and a 600 V operating voltage, this unit is designed to handle the rigors of modern 3-phase electrical systems.

Key specifications

• Amperage: 600 A
• Poles: 3
• Voltage: 600V
• Part Number: MAL3660025M
• Product Type: Circuit Breaker

Why choose the Square D MAL3660025M

When uptime matters, this circuit breaker offers robust protection for industrial feeders and equipment. Its three-pole design supports balanced 3-phase circuits, helping prevent phase imbalance and equipment damage. The 600 V rating suits a wide range of industrial installations, from manufacturing lines to heavy-duty distribution panels. The 600 A capacity provides headroom for startup currents and peak loads, reducing nuisance trips in dynamic environments.

Compatibility you can rely on

Because installations vary by panel and application, verify fit using the exact part number MAL3660025M and your specific requirements. If you’re unsure about compatibility or how it will integrate with your existing switchgear, message us and we’ll help confirm fit and suggest the best installation approach.

Use cases and scenarios

• New industrial installations requiring a 3-pole, 600V circuit protection solution
• Maintenance and replacement projects where a like-for-like 600 A, 3-pole unit is needed
• Stocking spare parts for service crews managing 3-phase distribution panels and industrial feeders

What you can expect

With the Square D MAL3660025M, you gain dependable overcurrent protection for critical loads, clear identification for fast maintenance, and a part-number-based path to compatibility checks that minimizes downtime during part swaps. This is a deliberate choice for facilities that prioritize reliability and straightforward sourcing.