Square D QO125GFI - 25 A, 120 V, 1-Pole Plug-In Circuit Breaker | AmpState

Upgrade your electrical panel with the Square D QO125GFI, a 25A, 120V, 1-pole plug-in molded case circuit breaker built for dependable branch-circuit protection. Designed to snap into compatible OEM load centers and panelboards, this compact protector keeps your circuits safe from overcurrent and short-circuit events without slowing you down during installation or replacement.

Why the QO125GFI stands out:

• Fast plug-in connection: streamlined installation that reduces downtime and makes replacements quick and clean.
• Thermal-magnetic trip unit: delivers stable, repeatable protection by responding to both sustained overcurrents and sharp short circuits, helping to prevent nuisance trips and protect sensitive wiring.
• 1-pole, 25A at 120V: the right balance of protection for branch circuits in homes, small commercial spaces, and light industrial applications.
• OEM-load center compatibility: engineered to work with matching Square D load centers and panelboards, ensuring seamless integration and reliable performance.
• Versatile applications: ideal for residential upgrades, office retrofit projects, and light industrial installations where dependable circuit protection is essential.

What this breaker protects and where it fits

The QO125GFI serves as a dedicated protection device for branch circuits, guarding against overcurrent conditions and potential short circuits that could damage wiring or appliances. With its plug-in mounting style, it’s designed for straightforward field replacement and easy expansion of existing panels, making it a practical choice for electricians and qualified DIY installers working on panelboard projects.

Specifications at a glance

• Manufacturer: Square D
• Part Number: QO125GFI
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 25A
• Voltage Rating: 120V
• Number of Poles: 1
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

For property managers, electricians, and homeowners upgrading electrical safety, this breaker offers a reliable, OEM-compatible solution that integrates smoothly with existing panelboards. Its precise thermal-magnetic mechanism helps ensure predictable performance, reducing the risk of unexpected trips while maintaining solid protection for residential lighting, outlets, and small-appliance circuits.

Ready to improve circuit reliability and simplify panel maintenance? Choose the Square D QO125GFI for a purpose-built, plug-in protection device that aligns with your panel’s design and your safety goals.