The Square D QO120VH Circuit Breaker from Schneider Electric is a dependable single-pole breaker designed to protect 120V branch circuits from overloads and short circuits. With a solid interrupting rating of 10,000 amps (10k AIR), this breaker is built to safely handle fault conditions, making it a trusted component for residential and light commercial electrical panels.
Rated for 120/240V AC, the QO120VH is compatible with split-phase power systems, which are standard in homes and small businesses across North America. This allows it to be integrated seamlessly into most load centers and distribution panels.
The 1-pole configuration is ideal for protecting individual 120V circuits such as lighting, outlets, or small appliances. Its 60Hz frequency rating ensures reliable operation in power systems across regions where 60Hz is the standard.
What sets the Square D QO series apart is its plug-on design with a visual trip indicator—allowing quick installation, easy troubleshooting, and enhanced user safety. The compact form factor also saves space in your panel without compromising on performance or protection.
Whether you’re installing new circuits or replacing outdated breakers, the QO120VH provides high interrupting capacity, compliance with modern electrical standards, and the peace of mind that comes with using a trusted brand.
Key Features
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Voltage Rating: 120/240V AC for split-phase residential systems
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Interrupting Rating: Handles up to 10,000A fault current safely
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Single-Pole Design: Ideal for protecting 120V branch circuits
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Frequency: Rated for 60Hz power systems
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Plug-On Mounting: Easy to install with trip indicator for fast diagnostics
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