{"product_id":"siemens-3rv2121-4aa10","title":"3RV2121-4AA10","description":"\u003ch2\u003eBuy genuine Siemens 3RV2121-4AA10 online\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RV2121-4AA10 is a high-quality motor protection circuit breaker designed for reliable protection and efficient operation of motors in industrial automation environments. This size S0 circuit breaker features CLASS 10 overload relay functionality and a thermal overload release adjustable between 10 to 16 A, providing precise protection against motor overloads and short circuits. Its robust construction and proven Siemens quality make it an essential component for safeguarding motors, enhancing system performance, and reducing downtime. Suitable for a wide range of motor control applications, the 3RV2121-4AA10 delivers excellent switching performance with a rated instantaneous overcurrent release of 208 A and screw terminal connections for secure installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RV2121-4AA10\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMotor protection circuit breaker size S0 with CLASS 10 overload relay\u003c\/li\u003e\n\u003cli\u003eThermal overload release adjustable from 10 to 16 A\u003c\/li\u003e\n\u003cli\u003eInstantaneous overcurrent release rated at 208 A\u003c\/li\u003e\n\u003cli\u003eScrew terminal connections for reliable wiring\u003c\/li\u003e\n\u003cli\u003eOptimized bimetal trip units to minimize energy loss\u003c\/li\u003e\n\u003cli\u003eReduced power loss and minimized heating in control cabinets\u003c\/li\u003e\n\u003cli\u003eCompatible with IT systems and networks\u003c\/li\u003e\n\u003cli\u003eUL Listed, CE Certified, CSA Certified, RoHS compliant\u003c\/li\u003e\n\u003cli\u003eCompact design with dimensions approx. 97 mm height, 65 mm width, and 91 mm depth\u003c\/li\u003e\n\u003cli\u003eIdeal for efficient motor start-up and protection in industrial setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of 3RV2121-4AA10\u003c\/h2\u003e\n\u003cp\u003eExplore Siemens 3RV2121-4AA10 specifications for detailed parameters.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eMotor protection circuit breaker, size S0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload Class\u003c\/td\u003e\n\u003ctd\u003eClass 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Overload Range\u003c\/td\u003e\n\u003ctd\u003e10–16 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstantaneous Release\u003c\/td\u003e\n\u003ctd\u003e208 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Ratings\u003c\/td\u003e\n\u003ctd\u003eUp to 690 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (HxWxD)\u003c\/td\u003e\n\u003ctd\u003e97 x 65 x 91 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eUL, CE, CSA, RoHS, VDE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RV2121-4AA10 is commonly used in machine automation, production line systems, and factory control panels worldwide. It ensures optimal motor protection by preventing overload damage in various industrial environments such as manufacturing plants, conveyor systems, and packaging operations. Its reliable overload relay and short-circuit protection extend motor service life, reduce maintenance costs, and improve overall equipment safety and efficiency.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eCheck Siemens 3RV2121-4AA10 pricing online through LeadTime.ca for fast worldwide dispatch.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eAll product on LeadTime.ca is genuine, authentic OEM, supplied by trusted distributors, and ready for international delivery. Order now for worldwide delivery.\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\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-profibus-configuration\"\u003eSiemens Profibus Configuration Guide\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":47796538442027,"sku":null,"price":118.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_eb7e4ec0-a4db-46a1-bad8-be76299e41f6.png?v=1723548794","url":"https:\/\/leadtime.ca\/products\/siemens-3rv2121-4aa10","provider":"LEADTIME","version":"1.0","type":"link"}