{"product_id":"siemens-3se3120-1e-limit-switch","title":"SIEMENS 3SE3120-1E Limit Switch 1NO+1NC Roller Lever Snap-Action","description":"\u003cstyle\u003e.nxs-industrial-product-page{--industrial-navy:#082f49;--industrial-blue:#0b4f7c;--industrial-blue-2:#0f6ea8;--industrial-blue-3:#1784c1;--industrial-cyan:#38bdf8;--steel-blue:#dcebf5;--steel-blue-2:#edf6fb;--steel-line:#c9dce9;--surface:#ffffff;--surface-soft:#f7fbfe;--text-main:#173042;--text-muted:#5e7382;--shadow-soft:0 10px 30px rgba(8,47,73,0.08);--shadow-hover:0 16px 36px rgba(8,79,124,0.15);--radius-lg:14px;--radius-md:10px}.nxs-industrial-product-page,.nxs-industrial-product-page *{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif}.nxs-industrial-product-page{background-color:#f3f8fb;background-image:linear-gradient(180deg,#eef6fb 0,#f7fafc 320px,#eef3f7 100%),linear-gradient(rgba(15,110,168,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,168,0.025) 1px,transparent 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*::before,.nxs-industrial-product-page *::after{transition:none !important}}\u003c\/style\u003e\u003cdiv class=\"nxs-industrial-product-page\"\u003e\u003cdiv class=\"container\"\u003e\u003cmain\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSIEMENS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e3SE3120-1E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eLimit Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Description\u003c\/td\u003e\n\u003ctd\u003eMetal-Enclosed Position Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Action\u003c\/td\u003e\n\u003ctd\u003eSnap-Action\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Configuration\u003c\/td\u003e\n\u003ctd\u003e1NO + 1NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActuator Type\u003c\/td\u003e\n\u003ctd\u003eRoller Lever\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e0.208 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Lifecycle\u003c\/td\u003e\n\u003ctd\u003eDiscontinued\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd of Product Lifecycle\u003c\/td\u003e\n\u003ctd\u003eApril 1, 2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003eRoller Lever Actuator\u003c\/h3\u003e\n\u003cp\u003eThe 3SE3120-1E uses a roller lever actuator for mechanically operated position detection.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eSnap-Action Contacts\u003c\/h3\u003e\n\u003cp\u003eSIEMENS identifies this position switch with snap-action contact operation.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e1NO + 1NC Contacts\u003c\/h3\u003e\n\u003cp\u003eThe documented contact configuration includes one normally open and one normally closed contact.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eMetal-Enclosed Design\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer product description identifies the 3SE3120-1E as a metal-enclosed position switch.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eMechanical Position Switching\u003c\/h3\u003e\n\u003cp\u003eThe roller lever and switching contacts provide a mechanical position-switching function for applicable machinery and control applications.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMachine position detection\u003c\/li\u003e\n\u003cli\u003eMechanical travel monitoring\u003c\/li\u003e\n\u003cli\u003eIndustrial equipment position sensing\u003c\/li\u003e\n\u003cli\u003eEnd-position detection\u003c\/li\u003e\n\u003cli\u003eMachine control circuits\u003c\/li\u003e\n\u003cli\u003eMechanical actuator monitoring\u003c\/li\u003e\n\u003cli\u003eIndustrial automation equipment\u003c\/li\u003e\n\u003cli\u003eMaintenance of installed control systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support online purchase of the SIEMENS 3SE3120-1E Limit Switch. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is SIEMENS 3SE3120-1E?\u003c\/strong\u003e\u003cbr\u003eSIEMENS 3SE3120-1E is a metal-enclosed position switch with snap-action contacts and a roller lever actuator.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat type of product is 3SE3120-1E?\u003c\/strong\u003e\u003cbr\u003eIt is a mechanically operated limit and position switch intended for position-detection functions.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat contact configuration does 3SE3120-1E use?\u003c\/strong\u003e\u003cbr\u003eThe documented contact configuration is 1NO + 1NC, providing one normally open and one normally closed contact.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat actuator does 3SE3120-1E use?\u003c\/strong\u003e\u003cbr\u003eThe switch uses a roller lever actuator.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat type of contact action does 3SE3120-1E have?\u003c\/strong\u003e\u003cbr\u003eSIEMENS specifies snap-action contacts for this model.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIs 3SE3120-1E metal-enclosed?\u003c\/strong\u003e\u003cbr\u003eYes. The manufacturer product description identifies the switch as metal-enclosed.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat applications can 3SE3120-1E be considered for?\u003c\/strong\u003e\u003cbr\u003eIt can be considered for mechanical position detection, travel monitoring, end-position sensing and related machine-control functions after system requirements have been checked.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIs SIEMENS 3SE3120-1E still an active product?\u003c\/strong\u003e\u003cbr\u003eSIEMENS lists the model as discontinued, with the end of its product lifecycle dated April 1, 2005.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the documented net weight of 3SE3120-1E?\u003c\/strong\u003e\u003cbr\u003eSIEMENS product information lists a net weight of 0.208 kg.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCan 3SE3120-1E be considered for an existing installation?\u003c\/strong\u003e\u003cbr\u003eIt can be considered after the complete model number, contact arrangement, actuator requirements, electrical requirements and mechanical installation requirements have been checked against the existing system.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering 3SE3120-1E?\u003c\/strong\u003e\u003cbr\u003eCheck the complete model number, required 1NO + 1NC contact arrangement, snap-action operation, roller lever actuator and the electrical and mechanical requirements of the application before purchasing.\u003c\/p\u003e\u003c\/section\u003e\u003c\/main\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":46716225421391,"sku":"CL5-SIEMENS-3SE3120-1E","price":18.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/3SE3120-1E_1.jpg?v=1788745510","url":"https:\/\/yunshuotrade.com\/products\/siemens-3se3120-1e-limit-switch","provider":"yunshuotrade","version":"1.0","type":"link"}