Square D Q222175ACH Circuit Breaker, 175A, 2-Pole, 240V

Engineered for industrial electrical service, maintenance, and replacement projects, the Square D Q222175ACH circuit breaker delivers dependable, simultaneous-trip protection for 240V circuits at a robust 175A. Built by Square D, a trusted name in electrical safety, this 2-pole design is engineered to fit compatible panelboards and provide fast, clean shutdowns to minimize downtime and protect valuable equipment.

Key specifications and compatibility

• Manufacturer: Square D
• Part number: Q222175ACH
• Product type: Circuit Breaker
• Amperage: 175 A
• Poles: 2
• Voltage: 240 V
• Application: Industrial service, maintenance, and replacement projects

Why this two-pole 240V breaker stands out

With a 2-pole design, this breaker interrupts both hot legs of a 240V circuit, delivering coordinated protection and safer shutdowns. The 175A rating makes it a suitable choice for feeding substantial loads—think large motors, conveyors, or heavy equipment—while preserving compatibility with standard Square D panel systems. By using the exact part number, you ensure a precise fit within your electrical distribution and compliance with installation guidelines.

Use cases and ideal audiences

• Industrial facilities upgrading or replacing damaged or aging protection in manufacturing floors, warehouses, and heavy-duty service rooms.
• Panel rebuilds or replacements where a specific 175 A, 2-pole, 240V solution is required for reliable overcurrent protection.
• Maintenance projects needing a straightforward part-number match (Q222175ACH) to restore expected performance and safety margins.
• Systems with high inrush or substantial motor loads that benefit from coordinated two-pole protection and quick disconnection in fault conditions.

How to ensure compatibility and a smooth install

Always verify fit by the exact part number and the application requirements of your panel. If you’re unsure about catalog compatibility or panel listings, contact us for guidance to confirm a seamless replacement and to keep your electrical system compliant.

Practical installation and maintenance tips

• Before installation, power down the main circuit and verify absence of voltage with appropriate testing tools.
• Consult your panel’s documentation to confirm that the Q222175ACH is listed for your specific bus bar arrangement and short-circuit current rating.
• Document the replacement part number and model for future maintenance and reorder accuracy.