Square D | MAL261000 | Circuit Breaker | 1000A | 2-Pole | 600V

When you need robust protection for high-demand electrical feeders, the Square D MAL261000 two-pole circuit breaker delivers reliable overcurrent protection for 600-volt systems. This unit is built for demanding industrial and commercial environments where a 1000A main or feeder breaker is required, and precise compatibility matters just as much as protection.

• Amperage: 1000 A
• Poles: 2-Pole
• Maximum Voltage: 600 V
• Use case: Maintenance, retrofit, and replacement in compatible Square D panels

Why choose MAL261000? Its part number is the best reference for ensuring you’re matching the exact hardware and ratings your panel requires. Before ordering, verify fitment against your equipment’s documentation to prevent mismatches and ensure uninterrupted protection.

Ideal for

• Industrial facilities with high-current feeders needing reliable 2‑pole protection
• Commercial electrical rooms undergoing retrofit or panel upgrades
• Replacement in legacy Square D assemblies that specify MAL261000

What to expect in operation

This breaker provides dependable overcurrent protection for dual-leg circuits in 600V systems, helping safeguard equipment and minimize downtime from electrical faults.

Compatibility and installation note: Ensure your panel and bus connections are designed for the MAL261000 model. The part number is the primary reference for matching the exact specifications and fit. This part is intended for maintenance, retrofit, or replacement projects where you need a precise, high-amperage 2-pole solution within a 600V system.