The XCKN2118P20 is a contactor relay from Schneider Electric. It is an electromechanical device used to switch a high-power electrical circuit with a lower-power control signal. It is designed for use with low or medium voltage AC or DC circuits and can handle up to 600V and 175A. It has a push button release with locking screw and a light indicator for switching status. It also has a 2NO+2NC contact form and is UL, CSA, and CE certified.