Square D | NEL36800LS | Circuit Breaker | 800A | 600V

The Square D NEL36800LS circuit breaker delivers dependable overcurrent protection for demanding industrial power systems. With an 800A rating at 600V, this unit is built to handle high-demand feeders and motor circuits, making it a solid choice for retrofit projects, maintenance, or replacement tasks where exact compatibility matters. When precision is essential, use the NEL36800LS as your reference point to confirm fit and ratings before ordering.

Key specifications

• Amperage: 800 A
• Voltage: 600 V
• Model/Part: NEL36800LS
• Brand: Square D

Why this model stands out

Designed to support high-load electrical infrastructures, the NEL36800LS combines durable construction with reliable trip characteristics that keep critical equipment protected. Its compatibility with Square D enclosures and systems simplifies swap-outs during retrofits and upgrades, reducing downtime and installation guesswork.

Ideal use cases

• Maintenance and retrofit projects where you need matching power ratings and a proven reliability track record
• Replacement for aging breakers in industrial panels that operate at or near 600V and demand 800A protection
• Large-motor and heavy feeder circuits that require robust, dependable overcurrent protection

Practical notes for installation and compatibility

Important: Confirm fit and ratings before ordering. The part number NEL36800LS is the best reference for compatibility with your panel and enclosure. When planning a replacement, compare your existing breaker’s model and specification sheet to the NEL36800LS catalog entry to ensure a seamless match. If you’re upgrading or retrofitting, verify the panel data and ensure the bus configuration, terminations, and mounting arrangements align with this unit’s design.