The ABB THQL1120AF2 is a 20 Amp, single-pole circuit breaker designed for easy plug-on installation within the Q-Line series. This unit features a combination arc fault circuit interrupter, providing advanced protection against electrical arcs that could potentially cause fires. Rated for 120/240 Volt AC and able to handle fault currents up to 10 kAIC, it’s a solid choice for enhancing safety in residential or commercial electrical panels. Distributed by BSP Automation, this breaker delivers reliable performance and straightforward integration into existing systems. If you’re looking for a dependable, no-nonsense solution to improve arc fault protection, this breaker is definitely worth considering.