Square D | MAL36500 | Circuit Breaker | 500A | 3-Pole | 600V | Feed-Through

Square D MAL36500 Circuit Breaker — a robust 500A, 3-Pole, 600V feed-through solution designed for dependable industrial power distribution. Built for maintenance, retrofit, and replacement projects, it delivers reliable overcurrent protection while simplifying downstream wiring for easier upgrades and service.

Key specifications at a glance

• Amperage: 500A
• Poles: 3-Pole
• Voltage rating: 600V
• Configuration: Feed-Through
• Part reference: MAL36500
• Compatibility note: Part number MAL36500 is the best reference for compatibility with Square D panels and bus systems

Why the MAL36500 standouts matter

Designed with a feed-through configuration, this circuit breaker enables direct wiring to downstream devices, which simplifies installation, reduces terminal splices, and provides flexible distribution in demanding environments. The 500A rating supports high-current feeder applications, making it a practical choice for service entrances, main disconnects, and large branch circuits in commercial and light industrial settings.

Ideal use cases

• Maintenance and retrofit projects where exact Square D compatibility is essential
• Replacement of aging breakers in 600V distribution panels
• New or upgraded feeders that require a clean, downstream distribution path from a single main disconnect
• Retrofits in warehouses, manufacturing facilities, and other facilities with 600V electrical systems

Compatibility and installation considerations

Before ordering, verify fit and ratings against your panel and bus configuration. Use MAL36500 as the primary reference to ensure precise compatibility with Square D panels and downstream wiring arrangements. Match the panel model, voltage rating, and the 3-pole feed-through design to avoid installation delays or mismatched components.

Practical tips for safe, effective use

• Power down the system and follow lockout-tagout procedures before working on the breaker.
• Inspect the breaker and associated wiring for signs of wear, corrosion, or damage prior to installation.
• Ensure all terminations are secure and follow the manufacturer’s torque recommendations for reliable clamping and heat dissipation.
• Keep the MAL36500 as part of an organized replacement program for panels that require exact Square D, 600V, 500A, 3-pole feed-through protection.

Whether you’re upgrading an existing 600V distribution system or planning a retrofit to improve downstream distribution efficiency, the Square D MAL36500 delivers precise compatibility, a high-current rating, and the versatile feed-through configuration you need for scalable, reliable power management.