Square D | FAB36045 | Circuit Breaker | 3-Pole

Square D FAB36045 is a purpose-built 3-pole circuit breaker engineered for reliable protection in maintenance, retrofit, and replacement projects where exact specifications matter.

With its three-pole configuration, this breaker protects three conductors within a single device, a layout commonly used in panels requiring multi-line protection. The design reflects Square D's engineering standards, delivering consistent performance and dependable safety in your electrical system.

• Part number FAB36045 serves as your best reference for compatibility, simplifying order accuracy.
• Ideal for maintenance, retrofit, and replacement tasks where precise specs are required.
• Important note: Confirm fit and ratings before ordering to avoid mismatches and ensure safe operation.

Why choose this Square D breaker over generic substitutes? It’s designed to fit Square D panels and other components that rely on matching ratings and form factors, preserving electrical integrity and proper fit. Relying on the exact part number reduces the risk of mismatches, improper seating, or compatibility issues that can arise with non-OEM replacements.

Who is this for? Electrical professionals and facility managers performing panel maintenance, upgrades, or replacements where the exact Square D specification is required. This is especially valuable in environments with multiple conductors needing coordinated protection on a single device, helping maintain uptime and safety.

Practical tips for use:

• Always verify the exact panel and branch circuit requirements against the FAB36045 specification and your panel labeling.
• Record the part number FAB36045 in your asset management system for easy future reference.
• Schedule replacements to minimize downtime and ensure proper seating and secure connections during installation.