The ABB THHQB2115 is part of the Q Line Circuit Breakers family, known for its slim, one-inch-wide design per pole, making it a compact and reliable choice for both residential and commercial setups. These bolt-on breakers are specially made to connect securely to the bus bars in load centers and lighting panels, delivering solid performance where it counts. Featuring quick-make/quick-break mechanisms and common trip bars, they provide clear trip indication for enhanced safety and dependable operation. Available in 1, 2, and 3 pole configurations, the breakers can also be equipped with auxiliary contacts and shunt trip accessories, plus options for HID applications if needed. Distributed by BSP Automation, this breaker is a real workhorse for anyone looking to keep their electrical systems running smoothly and safely.