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The Square D QOU270 is a miniature circuit breaker ideal for OEM applications. These QOU miniature circuit breakers are used for overcurrent protection and switching on AC and DC electrical systems. These breakers provide a means to manually open a circuit and automatically open a circuit under overload or short circuit conditions.
The Square D QOU270 miniature circuit breaker is UL Listed and CSA certified for reverse connection without restrictive line/load markings and operate in any position.
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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