The XCKP2121P16 is a contactor made by the Schneider brand. It is part of the TeSys K range, designed for use in simple models of industrial control systems. This particular model is rated 16 A, suitable for 400 V AC3 and 230 V AC3. It has two contacts and one auxiliary contact, and a voltage of 24 V DC. It also has an IP20 protection index, and an AC1 of 5A.