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The ABB THQL1120DF is a 20 Amp Q-Line circuit breaker that combines Arc Fault and Ground Fault protection in one unit. This enhances safety in residential and commercial applications by reducing the risk of electrical fires and shock hazards. The dual functionality safeguards your electrical system against arc and ground faults.
The ABB THQL1120DF single-pole circuit breaker is designed for easy installation. It detects and interrupts arc and ground faults, providing peace of mind for protecting your home or business.
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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