Square D | NEP361000LS | Circuit Breaker | 1000A | 3-Pole | 600V

Encounter reliable, high-demand protection with the Square D NEP361000LS Circuit Breaker. Engineered for serious electrical environments, this 1000 A, 3-Pole device delivers robust overcurrent protection for 600 V three-phase systems. Whether you’re maintaining, retrofitting, or replacing a panel, this model provides the exact specifications needed to keep critical processes running smoothly.

Key specifications

• Amperage: 1000 A
• Poles: 3-Pole
• Voltage rating: 600 V
• Series: NEP (model NEP361000LS)

What sets this breaker apart

• Precisely matched for high-current, three-phase power distribution, ensuring balanced protection across all phases.
• Designed for retrofit and replacement projects where exact part compatibility matters, reducing guesswork during panel upgrades.
• Durable construction tailored to support long-term reliability in demanding industrial and commercial installations.

Ideal use cases

• Main or feeder protection in industrial control panels and large commercial systems with heavy loads.
• Retrofit or upgrade projects where existing gear requires a 1000 A, 3-Pole, 600 V protection device.
• Maintenance scenarios where an exact, compatible replacement part is preferred to ensure proper fit and performance.

Installation and compatibility notes

Before ordering, confirm fit and ratings to ensure seamless integration with your panelboard or switchgear. The NEP361000LS part number is the best reference for compatibility, helping you avoid mismatches that could impact protection performance.

Practical tips for best results

• When replacing an older unit, compare not just amperage and voltage but also mounting style and terminal configuration to match the NEP361000LS exactly.
• After installation, perform a standard functional test and torque verification on terminal lugs per your maintenance protocol to maintain reliable protection.
• Keep a record of the part number and ratings in your equipment log for future retrofit projects or replacements.

With its precise specifications and durable build, the Square D NEP361000LS circuit breaker provides dependable, three-phase protection for high-current systems, giving you peace of mind in the most demanding electrical environments.