The Square D HOM290 is a 90 Amp, 2 Pole plug-on circuit breaker with a switch control style. It is designed for easy installation with a plug-in mounting style and operates with an on/off method. This black circuit breaker has a current rating of 81-90 A and is suitable for 120/240V systems. With a single pack containing one breaker, this model is ideal for use in various electrical equipment and supplies in a business or industrial setting.