The Square D QO220GFI is a reliable and efficiency circuit breaker with a maximum amperage of 20A. It has a voltage rating of 120/240 Vac and 48 VDC, making it suitable for various electrical systems. With 2 poles, this circuit breaker provides protection against ground faults effectively. As part of the Square D brand, it is a trusted choice for businesses and industrial settings requiring a high-quality electrical component.