{"product_id":"siemens-3rh1921-1da11","title":"3RH1921-1DA11","description":"\u003ch2\u003eOverview of Siemens 3RH1921-1DA11\u003c\/h2\u003e\n\u003cp\u003eBuy genuine Siemens 3RH1921-1DA11 online for your automation system. The Siemens 3RH1921-1DA11 is a robust, snap-on side-mount auxiliary contact block designed to enhance the functionality of Sirius 3RT1 contactors. It features one normally open (NO) and one normally closed (NC) contact, making it a versatile solution for control circuit signaling in industrial environments. With its quick and secure snap-on installation, it easily mounts to the front of contactors from size S0 to S12, streamlining integration into your control panel or motor starter assembly. Built to meet IEC 60947-5-1 standards, the 3RH1921-1DA11 ensures safety, reliability, and consistent performance in demanding automation applications. Shop Siemens 3RH1921-1DA11 to boost the monitoring and control capabilities of your equipment.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RH1921-1DA11\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSnap-on side-mount auxiliary contact block with 1 NO + 1 NC contacts\u003c\/li\u003e\n  \u003cli\u003eDesigned for easy integration with Sirius 3RT1 series contactors, sizes S0 to S12\u003c\/li\u003e\n  \u003cli\u003eScrew-type terminals for solid, stranded, or finely stranded conductors\u003c\/li\u003e\n  \u003cli\u003eConforms to IEC 60947-5-1 for electrical safety and reliability\u003c\/li\u003e\n  \u003cli\u003eCompact dimensions (80 x 10 x 71 mm) for flexible panel layout\u003c\/li\u003e\n  \u003cli\u003eHigh mechanical service life—up to 10,000,000 switching cycles\u003c\/li\u003e\n  \u003cli\u003eContact rating: 6A at 400V AC, 10A at 600V DC, suitable for a wide range of control circuits\u003c\/li\u003e\n  \u003cli\u003eDurable construction for use in industrial environments\u003c\/li\u003e\n  \u003cli\u003eEasy installation with no special tools required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of Siemens 3RH1921-1DA11\u003c\/h2\u003e\n\u003cp\u003eReview Siemens 3RH1921-1DA11 technical data for detailed parameters before installation.\u003c\/p\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n    \u003cth\u003eContact Configuration\u003c\/th\u003e\n    \u003ctd\u003e1 NO, 1 NC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eMounting Type\u003c\/th\u003e\n    \u003ctd\u003eSide-mount, snap-on\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eContact Rating\u003c\/th\u003e\n    \u003ctd\u003e6A at 400V AC, 10A at 600V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eMax. Switching Cycles\u003c\/th\u003e\n    \u003ctd\u003e10,000,000\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eTerminal Type\u003c\/th\u003e\n    \u003ctd\u003eScrew-type\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eConductor Size\u003c\/th\u003e\n    \u003ctd\u003e0.5–2.5 mm² (solid\/stranded), 20–14 AWG\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eDimensions\u003c\/th\u003e\n    \u003ctd\u003e80 x 10 x 71 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003cth\u003eWeight\u003c\/th\u003e\n    \u003ctd\u003e0.106 lb\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RH1921-1DA11 is commonly used in industrial automation worldwide. It is ideal for process control, machine automation, and production line systems, where reliable auxiliary signaling for contactors and motor starters is essential. Its robust design makes it suitable for factory control panels, packaging, and conveyor operations, as well as motion control setups. Deploy the 3RH1921-1DA11 to monitor contactor status, provide safety interlocks, or extend control circuit logic in demanding applications.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eView Siemens 3RH1921-1DA11 pricing and availability online for fast worldwide dispatch.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eEvery product on LeadTime.ca is genuine, sourced from verified suppliers, and available for worldwide shipping. Buy online with fast global shipping and experience trusted service for automation components.\u003c\/p\u003e\n\u003ch2\u003eRelated Resources\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/\"\u003eLeadTime.ca – Industrial Automation Components \u0026amp; Repair Services\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/collections\/siemens\"\u003eBrowse Siemens PLCs, Drives \u0026amp; Automation Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-plc-programming-basics\"\u003eSiemens PLC Programming Basics Guide\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-profibus-configuration\"\u003eHow to Configure Siemens PROFIBUS Networks\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-tia-portal-io-errors\"\u003eTroubleshooting Siemens TIA Portal I\/O Errors\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796595523883,"sku":null,"price":11.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/36._siemens-3rh1921-1da11_ed8b9f8b-0f7d-4b39-b5a1-d1e8914cbb28.jpg?v=1775058490","url":"https:\/\/leadtime.ca\/products\/siemens-3rh1921-1da11","provider":"LEADTIME","version":"1.0","type":"link"}