The RC42P part of K-POWER is an industrial electrical relay designed for use in industrial applications. It is a medium-sized, 3 pole contactor with a rated AC switching capacity of 30A, at a rated voltage of 440VAC. It is designed to be used in applications requiring quick and reliable switching. It is also UL, CUL, and CE certified and comes with a built-in overload protection device and a variety of optional accessories, such as a forced magnetic trip, a relay position indicator and a current transformer.