The Square D QO220 is a reliable and efficient 20 Amp, 2-Pole circuit breaker designed for use with 120/240V systems. With a plug-in mounting style and a switch control style, this black-colored device is perfect for businesses and industrial settings. The Square D QO220 offers a maximum amperage of 20A and is rated for currents between 16-30A. With its compact design and durable construction, this circuit breaker is a valuable addition to any electrical equipment collection.