Square D | Q222150ABH | Circuit Breaker | 150A | 2-Pole | 240V

When it comes to protecting heavy-duty electrical loads, the Square D Q222150ABH circuit breaker delivers precise, reliable performance in a 240V, 2-pole configuration. Built for maintenance, retrofit, and replacement projects, this 150A breaker is ready to drop into compatible Square D panels where exact specs matter.

Key specifications

• Amperage: 150A
• Poles: 2-Pole
• Voltage: 240V

Why this matters

• Exact part-number compatibility: the Q222150ABH is the primary reference to ensure the right fit for your panel lineup.
• Two-pole design means both hot legs disconnect together, improving safety for 240V circuits and multiwire branch circuits.
• Designed for reliable overload protection at high current loads without compromising panel integrity.

Ideal use cases

• Maintenance replacement for aging panels that require a 150A, 2-pole 240V breaker.
• Retrofit projects upgrading panel protection to match existing infrastructure and load requirements.
• Equipment rooms and commercial spaces with heavy electrical loads that need robust overcurrent protection.

Compatibility and installation tips

• Always confirm fit and ratings before ordering. The part number Q222150ABH is the best reference for compatibility with your Square D panel.
• Power must be shut off and panels opened by qualified personnel following safety standards prior to replacement.
• Inspect the panel's bus bar type and space availability to ensure seamless installation of a 150A, 2-pole 240V unit.

Choosing this Square D circuit breaker means aligning with a trusted, widely used protection solution designed to integrate smoothly with compatible panels, delivering dependable performance when it matters most. If your project requires a precise 150A, 2-pole 240V protection device, this Q222150ABH is engineered to meet those exacting specs and maintain electrical system safety and reliability.