{"product_id":"440n-z21s17j-allen-bradley-guardmaster-440n-non-contact-switch","title":"440N-Z21S17J | Allen-Bradley Guardmaster 440N Non Contact Switch","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe 440N-Z21S17J is a rugged non-contact safety switch from Allen-Bradley's Guardmaster series. Built with a stainless steel housing, it delivers high durability and precision in safety-critical applications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"height: 462.938px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 49.75px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 23.3456%; text-align: left; height: 49.75px;\"\u003e\n\u003cp\u003eCondition\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 76.2868%; height: 49.75px;\"\u003e\n\u003cp\u003eNew\/Never Used Surplus\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 28px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 23.3456%; text-align: left; height: 28px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 76.2868%; height: 28px;\"\u003e\u003cspan\u003eAllen-Bradley\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.75px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 23.75px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 23.75px;\"\u003e\n\u003cdiv class=\"mt-1 md:mt-0 column-left basis-2\/4 divide-y divide-rad-gray-10 border-b-[0.0625rem] border-rad-gray-10 md:border-0\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem] md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"max-w-[8rem] break-words\"\u003e\u003cspan\u003eSecurity\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.75px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 20.75px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 20.75px;\"\u003e\u003cspan\u003e440N-Z21S17J\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 47.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 23.3456%; text-align: left; height: 47.1875px;\"\u003eSubcatecory\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 76.2868%; height: 47.1875px;\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\u003cspan\u003eSecurity Contact Switches\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 27.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 27.1875px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eActuator Type\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 27.1875px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e18 mm Target\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 39.1875px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eContact Configuration\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 39.1875px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e2 N.C. Safety, 1 N.O. Auxiliary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 31.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 31.1875px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eContact Type\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 31.1875px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003eSolid State\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 39.1875px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eVoltage\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 39.1875px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e24 VDC typical (range depends on system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 42.1875px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eConnection Type\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 42.1875px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e5-pin DC Micro Quick-Disconnect (M12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 39.1875px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003e\u003cspan\u003eMaterial\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 39.1875px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e\u003cspan\u003eStainless Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 39.1875px;\"\u003e\u003cspan\u003eStandards Compliance\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 39.1875px;\"\u003e\u003cspan\u003eCCC, CE, CUL, RCM, UL\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 19.5938px;\"\u003e\u003cspan\u003eMounting\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 19.5938px;\"\u003e\u003cspan\u003eSurface mounting\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5938px;\"\u003e\n\u003cth style=\"width: 23.3456%; text-align: left; height: 16.5938px;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 76.2868%; height: 16.5938px;\"\u003e\u003cspan\u003e0.2600 lb\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003e440N-Z21S17J\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"\"\u003eThe 440N-Z21S17J is designed for non-contact safety monitoring, ideal for use in hygienic or harsh industrial environments. It features an 18 mm target actuator and a 5-pin DC quick-disconnect (M12) connection for fast installation and easy maintenance. With 2 normally closed (N.C.) safety contacts and 1 normally open (N.O.) auxiliary contact, the switch ensures secure monitoring of access points or guard doors. The stainless steel construction provides excellent resistance to corrosion and contamination, making it suitable for food and beverage, pharmaceutical, or washdown environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eRobust Construction: Stainless steel housing ensures high durability in demanding conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eReliable Contact Design: 2 N.C. safety outputs and 1 N.O. auxiliary output for status indication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eHygienic Applications Ready: Corrosion-resistant build suitable for food-grade and wet environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eQuick Connectivity: 5-pin DC Micro QD connection simplifies installation and replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eGlobal Standards Compliance: Certified to CCC, CE, CUL, RCM, and UL for use worldwide\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"\"\u003eThe 440N-Z21S17J offers compact reliability and safety with easy integration and robust protection.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":49105512857856,"sku":"440N-Z21S17J","price":448.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/fa88d72d00ab4ecd8f3e1782c965128e.jpg?v=1785548537","url":"https:\/\/alotechparts.com\/products\/440n-z21s17j-allen-bradley-guardmaster-440n-non-contact-switch","provider":"Alo Tech Solutions","version":"1.0","type":"link"}