Square D QO2125 Circuit Breaker — 125A, 2-Pole, Plug-In, 120/240V, 10kA (QO Series)

The Square D QO2125 is a 125 amp, 2-pole, plug-in QO series breaker designed for Square D QO-branded load centers. Built for fast, dependable protection against overloads and short circuits, it’s a standard go-to for 120/240V residential and light commercial applications where reliability and clear trip status matter.

Square D QO2125 — dependable 125A protection in QO panels

When you’re working in a Square D QO load center, breaker fit and performance are non-negotiable. The QO2125 delivers 125A, 2-pole protection for 120/240V circuits with a 10kA interrupt rating, making it a strong choice for properly engineered residential and light-duty applications.

Built for speed, clarity, and clean installs

This is a plug-in style breaker intended specifically for Square D QO-branded panels (not Homeline). The Visi-Trip feature provides a clear visual indication when the breaker has tripped—saving time during troubleshooting and reset procedures.

Key product highlights 

• 125A, 2-pole protection for 120/240V branch circuits

• Plug-in mounting (QO load center compatible)

• 10,000 A interrupt rating (10kA AIR)

• Square D QO series breaker for Square D QO residential panels

• UL Listed + CSA Approved

• Visi-Trip indicator helps identify a tripped breaker quickly