Square D | NAL26700 | Circuit Breaker | 700A | 2-Pole | 600V

Meet the Square D NAL26700 circuit breaker—a heavy-duty 700A, 2-pole, 600V device built for demanding commercial and industrial panels. Crafted by Square D, it delivers reliable overload and short-circuit protection for high-demand feeders and critical loads, helping keep essential systems up and running.

Ideal for maintenance, retrofit, and replacement projects where exact specification matching matters, the NAL26700 is engineered to drop into compatible Square D panels with minimal downtime. This is not a generic retrofit part—it's a precise match for the original equipment’s performance characteristics and safety profile.

What makes this breaker stand out

• High-capacity protection: 700A continuous rating provides robust feeder protection for large circuits.
• Two-pole design: Simultaneous isolation of both live conductors enhances safety and fault handling on 600V systems.
• Durable construction: Square D manufacturing delivers dependable trip performance and long-term reliability.
• Clear compatibility reference: Part number NAL26700 is the definitive guide for fit, ratings, and replacement accuracy.
• Versatile application: Ideal for industrial machinery feeders, commercial electrical rooms, and retrofit projects in 600V networks.

Key specifications

• Amperage: 700A
• Poles: 2-Pole
• Voltage: 600V
• Part number: NAL26700
• Manufacturer: Square D

Practical use cases

Use this circuit breaker to protect heavy-duty feeders powering motors, pumps, HVAC systems, data center infrastructure, or manufacturing lines operating at 600V. It’s a reliable choice for panel upgrades and replacements where you need a matching 700A, 2-pole device that preserves the original electrical characteristics and protection levels.

Installation and compatibility tips

Before ordering, confirm fit and ratings: the NAL26700 is the best reference for compatibility with your panel model and system requirements. If you’re replacing an existing NAL-series breaker, this unit should slot into the same spaces and maintain similar trip characteristics. Always follow local electrical codes and safety practices, and use proper torque and termination procedures to ensure secure connections.

In short, the Square D NAL26700 700A, 2-Pole, 600V circuit breaker is built for reliability in demanding environments. When uptime on high-demand circuits matters, choose a genuine Square D replacement that aligns with your original equipment’s performance profile.