Square D | NAP26900 | Circuit Breaker | 900A | 2-Pole | 600V

Meet the Square D NAP26900 circuit breaker — a purpose-built solution for heavy‑duty protection in demanding electrical systems. With a 900A rating, a two‑pole design, and a 600V maximum, this unit is tailored for maintenance, retrofit, and replacement projects where exact specifications matter. The part number NAP26900 serves as the clearest reference for compatibility, helping you confirm a precise fit with your Square D panels.

Key specifications

• Amperage: 900 A
• Poles: 2‑Pole
• Voltage rating: 600V
• Part reference: NAP26900
• Fit note: Confirm fit and ratings before ordering; use the part number as the best compatibility reference.

Ideal use cases

• Maintenance on existing Square D electrical panels where a high‑capacity 2‑pole, 600V breaker is required
• Retrofit projects that demand exact spec matching to avoid panel reconfigurations
• Replacement scenarios for failed or degraded breakers in high‑current circuits

What makes this breaker stand out

• Exact spec alignment: The NAP26900 is the definitive reference for pairing with compatible Square D panels, reducing guesswork during replacements.
• High‑current protection: A 900A rating supports heavy‑duty applications, delivering reliable protection for demanding equipment and buses.
• Two‑pole configuration: Designed to disconnect two conductors simultaneously, enhancing safety in single‑phase or limited‑three‑phase setups up to 600V.

Installation considerations

• Always verify fit and ratings against your panel’s data and the equipment it serves before purchasing.
• Use the NAP26900 as the primary reference to ensure compatibility with your Square D infrastructure.
• Plan for high‑current scenarios by confirming conductor sizing, enclosure clearance, and thermal performance in the target panel environment.

When you need dependable, exact‑match overcurrent protection for high‑load circuits, the Square D NAP26900 circuit breaker delivers the specification‑driven reliability you expect. It’s the precise upgrade, retrofit, or replacement choice for professionals who prioritize compatibility, safety, and performance in industrial and commercial electrical systems.