Square D | NEP36900LI | Circuit Breaker | 900A | 3-Pole | 600V

Powerful, reliable, and purpose-built for demanding electrical systems, the Square D NEP36900LI circuit breaker delivers 900A of overcurrent protection across a 3-pole configuration designed for up to 600V systems. Engineered for maintenance, retrofit, and replacement projects, this unit helps keep critical equipment online with minimal downtime.

Key features

• 900A rating provides robust protection for high-current feeders and essential loads
• 3-pole configuration ensures simultaneous isolation of all phases for safer shutdowns
• 600V maximum operating voltage aligns with commercial and industrial power distribution needs
• Genuine Square D component designed specifically for compatibility within compatible panels and systems
• Part number NEP36900LI serves as the best reference for compatibility—verify fit with this identifier before purchasing
• Ideal for maintenance, retrofit, and replacement scenarios where precise matching specs are required

Why it matters for your operation

When systems run hot or experience surges, a reliable breaker is essential to protect downstream equipment and maintain uptime. The NEP36900LI provides a proven solution for facilities that rely on Square D hardware, offering predictable performance and straightforward installation in panels designed for 3-pole, 600V protection. By aligning your replacement strategy with the exact part number, you reduce the risk of mismatches and simplify future service.

Typical use cases

• Upgrading or replacing main feeders in industrial or commercial distribution panels that require 3-pole, 600V protection
• Retrofit projects where existing Square D equipment demands a like-for-like 900A breaker for seamless operation
• Maintenance planning for facilities with high-current loads, ensuring quick swap-in capability when a breaker reaches end of life

How to purchase with confidence

Before ordering, confirm your panel’s compatibility by cross-referencing the NEP36900LI part number. The part number is the most reliable reference for compatibility, helping you avoid mismatches and installation delays. This breaker is best suited for environments that require durable, high-current protection and strict adherence to Square D’s internal specifications.

Stock this 900A, 3-pole, 600V Square D breaker as part of a proactive maintenance program or a targeted retrofit project to ensure fast, accurate replacements and sustained system reliability.