ZC products are part of the XC standard range, an offer of limit switches. The ZCE21 is a limit switch head compatible with the ranges XCKT, XCMD, XCMV, XCKP, and XCKD. This limit switch head is a roller lever plunger horizontal direction. This limit switch head is made of plastic. This product can be used to assemble a limit switch adapted to your needs or used as a spare part. The ZC range makes the XC limit switches modular by giving you the possibility to assemble the product that best suits your needs.