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The Square D QOB320 is a miniature circuit breaker that provides overcurrent protection and switching on AC and DC systems. This 3-pole QOB bolt-on circuit breaker is rated at 20A at 120/240VAC and provides 10kA breaking capacity. It features VisiTrip trip indication and a trip-free toggle mechanism.
The Square D QOB320 is ideal for use in QO distribution panels and offers reliable protection for various applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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