Square D | NEL361000LSG | Circuit Breaker | 1000A | 3-Pole | 600V

Engineered by Square D, the NEL361000LSG circuit breaker delivers dependable overcurrent protection for high-demand, 3-phase 600V systems. With a robust 1000A rating and a 3-pole configuration, it’s built to handle the demanding loads found in industrial and commercial power distribution without compromising safety or uptime.

Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker slides into compatible Square D panels that require the NEL series form factor. Its 600V rating makes it suitable for medium- to high-voltage applications, helping protect motors, feeders, and critical equipment from short circuits and overloads.

Key specifications

• Amperage: 1000A
• Poles: 3-Pole
• Voltage: 600V
• Part number reference: NEL361000LSG — the best guide for compatibility

Why it matters for your system

Exact spec alignment isn’t optional when you’re protecting large electrical loads. The NEL361000LSG is purpose-built to match the performance characteristics of existing Square D protection schemes, reducing the risk of mismatched trip curves or mounting issues during retrofit or replacement. By sticking to the specified part number, you simplify ordering, inventory, and service scheduling, helping to minimize downtime during critical maintenance windows.

Ideal for facilities managers, electrical contractors, and systems integrators, this breaker supports:

• Maintenance campaigns that require a like-for-like replacement
• Retrofits aimed at upgrading panel protection while preserving existing wiring and bus connections
• Emergency replacements when a previous NEL-series device has reached end-of-life or faulted under heavy loads

Practical tips for a smooth purchase and install: confirm fit and ratings before ordering. Use the part number NEL361000LSG as the primary reference to ensure compatibility with your panel and current protection scheme. Have the panel make/model and the original breaker part number on hand to verify exact fit, mounting style, and trip characteristics before finalizing your order.

When you select the Square D NEL361000LSG, you’re choosing a proven solution built to safeguard large, critical loads while supporting efficient, maintainable electrical infrastructure. If your project requires a 1000A, 3-pole, 600V protective device with a clear path to retrofit or replacement, this part line-up is purpose-built to meet those needs.