The Square D HOM240 40A Plug-on Circuit Breaker is a reliable and efficient electrical component designed for industrial and commercial settings. With a maximum amperage of 40A and voltage of 120/240 Vac, this miniature circuit breaker offers a compact and convenient solution for controlling electrical circuits. Its on/off operation method makes it easy to use, while the black color adds a sleek look to any electrical setup. Perfect for protecting electrical circuits and ensuring safety in electrical systems, this Square D circuit breaker is a top choice for businesses and industrial applications.