Square D | IF360901021 | Circuit Breaker | 90A | 3-Pole | 600V

Presenting the Square D IF360901021 Circuit Breaker — a genuine replacement designed for reliability in demanding electrical environments. With a 90 A rating, three poles, and a 600 V operating capacity, this unit delivers robust protection for multi-phase power distribution and heavy loads. Ideal for maintenance, retrofit, and replacement tasks where exact compatibility matters.

Key specifications

• Amperage: 90 A
• Poles: 3-Pole
• Voltage: 600 V
• Part number: IF360901021 (best reference for compatibility)

Why this breaker helps you solve real-world problems

• Exact-fitting replacement for Square D panels that support a 3-pole, 600 V class circuit breaker
• Backed by Square D's design and manufacturing standards, ensuring consistent trip performance and electrical protection for motors, feeders, and distribution circuits
• Streams retrofit projects by matching the precise form factor and connection points of the original unit

Compatibility and installation considerations

• Always verify fit by cross-referencing the part number IF360901021 with your panel’s listing and the manufacturer's catalog
• Confirm that your system requires a 3-pole device rated for 600 V and 90 A to protect the intended circuit
• Ensure your enclosure, bus design, and mounting arrangement are compatible with Square D 3-pole breakers
• Follow electrical safety practices: disconnect power before servicing and adhere to local codes

Who should consider this part

• Maintenance teams maintaining commercial, industrial, or data-center panels that use Square D 3-pole breakers
• Electrical contractors performing panel retrofits or replacements that require exact part-number matching for safety and regulation compliance

Notes

Remember: check fit and ratings before ordering. The part number is the most reliable reference for compatibility, ensuring you get a like-for-like replacement that maintains your panel’s protective coordination and safety standards.