Square D | QOB120VHAFI | Circuit Breaker | 1-Pole | 120V | Bolt-On

Meet the Square D QOB120VHAFI circuit breaker — a precise, bolt-on 1-pole solution designed for reliable 120-volt protection in compatible panels. If you’re performing maintenance, a retrofit, or a replacement, this breaker is built to slot into the right systems with the exact specs you need.

Key benefits and what makes it stand out

• Exact specification, exact fit: 1-pole, 120V bolt-on design with part number QOB120VHAFI ensures you’re selecting the right product for compatible Square D panels.
• Maintenance, retrofit, and replacement ready: Ideal for updating aging circuits, adding a new branch circuit, or replacing a failed breaker in systems that require this specific configuration.
• Bolt-On mounting: Secure, sturdy installation that helps maintain reliable electrical connections in your panel, reducing the chance of loose connections over time.
• Compatibility transparency: The part number is the best reference for compatibility—always confirm fit and ratings before ordering to ensure seamless integration with your panel.

This breaker is the smart choice for electricians and DIY enthusiasts working within Square D ecosystems who need a dependable, purpose-built 1-pole 120V bolt-on unit. Its straightforward replacement approach minimizes downtime and keeps your electrical system protected without guesswork.

Use cases you’ll appreciate:

• Replacing a faulty 1-pole 120V breaker in a residential service panel.
• Performing a controlled retrofit to align with updated electrical codes or panel requirements.
• Carrying spare parts for maintenance crews who service Square D installations that specify QOB120VHAFI.

Note: Before you order, verify that your panel model accepts a bolt-on 1-pole 120V breaker and that the QOB120VHAFI’s ratings align with the circuit you intend to protect. Using the exact part number as your compatibility anchor helps prevent mismatches and ensures a smooth installation.