The ABB 40 Amp 2 Pole GFCI Breaker with Self-Test (THQL2140GFT2A) is a reliable and efficient circuit breaker designed for electrical protection in industrial and commercial settings. With a maximum amperage of 40A and a thermal magnetic trip unit, this breaker provides reliable protection against overloads and short circuits. The self-test feature ensures that the breaker is always in working condition, making it a safe choice for electrical systems. With certifications from CSA and UL, as well as a manufacturer warranty of one year, you can trust that this breaker is a quality product that will meet your needs for years to come.