Square D | FIP36045TF | Circuit Breaker | 45A | 3-Pole | 600V

Meet the Square D FIP36045TF circuit breaker—a precise, drop-in protection device designed for three-phase power systems. With a 45-amp rating, a 3-pole configuration, and a 600V maximum voltage, this breaker is built to support maintenance, retrofit, and replacement projects where exact compatibility matters.

Key specifications

• Brand: Square D
• Part number: FIP36045TF
• Amperage: 45A
• Poles: 3-Pole
• Voltage rating: 600V

Why this matters

Choosing the FIP36045TF means selecting a device engineered to integrate smoothly with Square D panels and enclosures. The part number is the most reliable reference for compatibility, and this unit is specifically suited for maintenance, retrofit, or replacement projects where matching specs is critical. By sticking to the exact 45A, 3-pole, 600V profile, you ensure reliable protection for your three-phase circuits without the guesswork.

Use cases

• Maintenance and repair of existing three-phase installations in industrial or commercial environments
• Retrofit projects that upgrade protection without altering upstream components
• Replacement of aging or failed breakers in compatible Square D systems

What you can expect

dependable overload and short-circuit protection for 3-phase circuits up to 600V. Matching the exact amperage, pole count, and voltage rating helps minimize nuisance trips and keeps critical processes running smoothly under load.

Installation and compatibility tips

Before ordering, confirm fit and ratings against your panel labeling and equipment list. Use the FIP36045TF part number as the primary reference to verify compatibility with Square D panels and enclosures. When installing, follow standard electrical safety practices and local codes.

Who should consider it

Electrical contractors, facilities managers, and maintenance teams responsible for safeguarding 3-phase electrical infrastructure in warehouses, manufacturing lines, data centers, or commercial buildings.