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The Square D QOB2401021 is a reliable two-pole, thermal magnetic miniature circuit breaker designed for overcurrent protection in various electrical systems. This particular model is rated for forty amps at 120/240 volts and features bolt-on mounting. It includes a shunt trip for enhanced functionality.
QOB2401021 offers essential features for circuit protection including quick make, quick break action, and visual trip indication, ensuring effective electrical safety.
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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