Square D | PXF36700 | Circuit Breaker | 700A | 3-Pole | 600V

Meet the Square D PXF36700 circuit breaker—a rugged, high-capacity protection device designed for demanding electrical distributions. With a 700A rating across 3 poles and a 600V maximum, this breaker is built to handle large, multi‑phase loads while delivering reliable interruption when it’s needed most. It’s tailored for maintenance, retrofit, and replacement projects where exact specifications matter and downtime matters.

• 700A current rating provides robust protection for large feeders and heavy-load circuits in industrial and commercial environments.
• 3‑pole design supports balanced protection across all phases in three‑phase power systems, helping to prevent phase imbalance and equipment stress.
• 600V voltage rating aligns with standard industrial distribution networks, offering compatibility with a wide range of panels and equipment.
• Maintenance, retrofit, and replacement ready designed for projects that require an exact spec part, with the part number PXF36700 as the most reliable compatibility reference.
• Compatibility reminder Confirm fit and ratings before ordering; the part number PXF36700 is the best reference to ensure a precise match for your panel.

This breaker is ideal for facilities managers, maintenance technicians, and retrofit projects where upgrading or replacing an aging or failed protection device is essential for uptime and safety. By choosing the exact PXF36700 specification, you minimize compatibility risk and streamline procurement in tightly scheduled maintenance windows.

Use cases and scenarios

• Upgrading legacy switchgear to meet current load demands in manufacturing lines or large commercial spaces.
• Replacing a failed or obsolete 700A breaker within a three‑phase distribution panel to restore service quickly.
• Retrofit projects where a precise 3‑pole, 600V device is required to maintain panel labeling and electrical code alignment.
• Spare part for critical power feeds where predictable performance reduces maintenance uncertainty.

Practical tips for selecting and installing

• Always verify the panel model, bus bar arrangement, and interrupting type to ensure a seamless swap.
• Keep the part number PXF36700 handy as the most authoritative reference for compatibility with Square D panels.
• Document load profiles and ensure the 700A rating suits the feeder or circuit being protected to avoid nuisance trips or under-protection.