{"product_id":"schneider-la1kn40-teseyk-4no-auxiliary-contact-block","title":"Schneider Electric LA1KN40 TeSys K 4NO Front Mount Auxiliary Contact Block","description":"\u003cp\u003eThe \u003cstrong\u003eSchneider Electric LA1KN40\u003c\/strong\u003e is a front-mount auxiliary contact block from the \u003cstrong\u003eTeSys K\u003c\/strong\u003e series, designed to expand contactor functionality with a \u003cstrong\u003e4NO (four normally open)\u003c\/strong\u003e contact configuration. Weighing only 0.04 kg, this compact auxiliary contact block mounts directly to the front face of compatible TeSys K contactors, enabling reliable signal and control circuit integration in industrial automation and control panel applications.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU \/ Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLA1KN40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTeSys K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLA1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAuxiliary Contact Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4NO (4 Normally Open)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront Mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.04 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContactor Expansion:\u003c\/strong\u003e Adds auxiliary signalling and interlocking contacts to TeSys K series contactors without increasing panel footprint significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Panel Wiring:\u003c\/strong\u003e Ideal for DIN-rail-based motor control centres and distribution boards requiring additional NO contacts for PLC feedback or indicator circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Automation:\u003c\/strong\u003e Used in machine control circuits, conveyor systems, pump stations, and HVAC applications where multiple normally open auxiliary contacts are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterlocking Circuits:\u003c\/strong\u003e Supports safety interlocking and status monitoring in automated production environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat contactors is the LA1KN40 compatible with?\u003c\/h3\u003e\u003cp\u003eThe LA1KN40 is designed for front-mount installation on Schneider Electric TeSys K series contactors. Always verify compatibility with your specific contactor model using the Schneider Electric selection guide.\u003c\/p\u003e\u003ch3\u003eWhat does 4NO mean?\u003c\/h3\u003e\u003cp\u003e4NO means the auxiliary contact block provides four normally open contacts. In the de-energised state all four contacts are open; when the contactor coil is energised, all four contacts close simultaneously.\u003c\/p\u003e\u003ch3\u003eHow is the LA1KN40 mounted?\u003c\/h3\u003e\u003cp\u003eThe LA1KN40 uses front mounting, attaching directly to the front face of the compatible contactor body — no additional tools or brackets are required for installation.\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":50230449504539,"sku":"LA1KN40","price":14.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/schneider-electric-la1kn40-auxiliary-contact-block_cb4b20c8-f3ac-4a3f-bb29-db68fe0acbea.jpg?v=1777165466","url":"https:\/\/stoklink.com\/products\/schneider-la1kn40-teseyk-4no-auxiliary-contact-block","provider":"Stoklink","version":"1.0","type":"link"}