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The Square D QOB120VH is a miniature circuit breaker with a rating of twenty amps and designed for voltage systems of one hundred twenty to two hundred forty volts. This circuit breaker is bolted on and provides essential overcurrent protection for AC and DC systems.
The QOB120VH is designed for reliable performance in various electrical systems, offering quick-make, quick-break action and a compact design for space-saving installation.
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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