Square D QOU2301042 30A 2-Pole 240 V Circuit Breaker

Meet the Square D QOU2301042 30A 2-Pole 240 V Circuit Breaker — a reliable, OEM-grade protection device designed to safeguard your 240-volt circuits with precision. This exact part number (QOU2301042) guarantees authentic Square D construction and predictable performance, so you get consistent protection where your larger appliances and heavy-duty loads demand it.

• Brand: Square D
• Part number: QOU2301042
• Current rating: 30 A
• Poles: 2
• Voltage rating: 240 V

Why this 30A 2-Pole 240V breaker matters

When you’re wiring or upgrading a 240-volt circuit, you need a breaker that couples exact electrical characteristics with dependable reliability. The QOU2301042 is purpose-built for two-pole, 240-volt circuits, delivering precise overcurrent protection for equipment and appliances that require both hot legs. With its authentic Square D design, you’ll experience consistent trip behavior and predictable performance over time, reducing nuisance trips and panel downtime.

Ideal use cases

• Supplying 240V loads such as electric water heaters, central air conditioning units, or large compressors
• Upgrading or replacing a failed breaker in residential or light commercial panels that accept Square D units
• Providing safe, code-aligned protection for dedicated 240V circuits in workshops or utility spaces

What sets it apart from generic substitutes

Authenticity matters with electrical protection. The Square D QOU2301042 is a genuine part designed to meet Square D’s engineering and safety standards, ensuring proper fit, mechanical integrity, and consistent tripping characteristics. Choosing the exact part number helps minimize compatibility issues, reduces the risk of nuisance trips, and supports long-term panel reliability compared to non-OEM replacements.

Tips for use and installation considerations

• Verify your panel accepts the QOU-series 2-pole 240V breakers and that the load requirements align with a 30A protection level
• Turn off the main power and follow all local electrical codes when installing or replacing a breaker
• Keep the part number QOU2301042 handy to ensure you’re sourcing the exact replacement for maintenance or upgrades
• If you’re unsure about panel compatibility or safe installation, consult a licensed electrician

For anyone upgrading an electrical system that relies on robust, predictable protection for 240V circuits, the Square D QOU2301042 30A 2-Pole 240 V Circuit Breaker offers a precise, authentic solution that helps keep your appliances running smoothly and your panel protected.