Square D QO115DF - 15 A, 120 V, 1-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D QO115DF 15A, 120V, 1-Pole Plug-In Circuit Breaker — a trusted solution designed to safeguard your home or light-commercial electrical system. This molded-case breaker delivers rapid plug-in installation and dependable branch-circuit overcurrent protection, guarding against both overloads and short circuits with precision.

Why this breaker stands out

• Fast plug-in connection for straightforward installation or quick replacement, minimizing downtime during maintenance or upgrades.
• Thermal-magnetic trip unit delivers stable, repeatable protection by combining thermal delay with magnetic instant-trip for surge conditions.
• OEM-compatible design engineered to fit matching Square D QO load centers and panelboards, ensuring reliable, plug-and-play integration.
• 1-pole, 15A, 120V configuration protects a single branch circuit at standard residential or light-commercial voltages, making it ideal for lighting, outlets, and small equipment feeders.
• Rugged molded-case construction supports durability and long service life in everyday electrical environments.

Where and how you’ll use it

This plug-in molded case circuit breaker is purpose-built for residential panelboards and load centers, as well as small-scale commercial or light-industrial applications. Use it to:

• Protect individual lighting runs, receptacle circuits, or dedicated appliances in a home remodel or new construction.
• Replace a failing or aging breaker in a compatible QO-style panel without reconfiguring the entire system.
• Warranty-backed, consistent performance across varying loads and ambient temperatures thanks to its thermal-magnetic protection approach.

Technical snapshot

• Manufacturer: Square D
• Part Number: QO115DF
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 15A
• Voltage Rating: 120V
• Number of Poles: 1
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Practical tips and best practices

• Before replacement, verify that your panelboard accepts QO-type plug-in breakers and that the amperage/pole configuration matches the circuit being protected.
• For reliable performance, pair this 15A breaker with circuits that fall within its rating, and avoid overfusing by planning wire gauges and loads accordingly.
• When performing electrical work, follow local codes and safety guidelines, and consider consulting a licensed electrician for complex installations.

Choose the Square D QO115DF for a dependable, quick-install solution that protects your most-used circuits with consistent, precise trip behavior. Add it to your stack of essential panel components from AmpState and keep your electrical system safe and up to code.