{"product_id":"s143a-schneider-electric-miniature-circuit-breaker-for-low-voltage-circuit-protection","title":"S143A | Schneider Electric Miniature Circuit Breaker for Low-Voltage Circuit Protection","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"21\" data-end=\"474\"\u003eThe Schneider Electric S143A is a miniature circuit breaker designed to protect electrical circuits from overloads and short-circuit conditions in low-voltage installations. It provides reliable automatic disconnection to safeguard wiring and connected equipment. This device is commonly used in industrial control panels, commercial buildings, and electrical distribution boards.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\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\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCircuit Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eS143A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMiniature Circuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBreaker Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMiniature circuit breaker (MCB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrip Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThermal-magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 400 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApplication-dependent (A-curve characteristic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBranch circuit and equipment protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC standards for MCBs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.88 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cmeta charset=\"utf-8\"\u003eS143A\u003c\/h4\u003e\n\u003cp data-start=\"503\" data-end=\"1065\"\u003eThe S143A is part of Schneider Electric’s miniature circuit breaker product range originally developed under the Merlin Gerin brand for reliable circuit protection. It features a compact, DIN-rail mountable design that allows efficient use of panel space and simplified installation. The breaker is compatible with standard low-voltage AC systems and integrates easily with modular distribution components. Its thermal-magnetic trip technology ensures dependable response to both sustained overloads and instantaneous fault currents.\u003c\/p\u003e\n\u003ch3 data-start=\"1067\" data-end=\"1088\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong data-start=\"1085\" data-end=\"1102\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMiniature Circuit Breaker Design: Provides automatic protection against overload and short-circuit faults.\u003c\/li\u003e\n\u003cli\u003eThermal-Magnetic Trip Mechanism: Combines thermal and magnetic elements for accurate fault response.\u003c\/li\u003e\n\u003cli\u003eMulti-Pole Configuration: Suitable for protecting multi-phase circuits.\u003c\/li\u003e\n\u003cli\u003eDIN-Rail Mounting: Enables quick installation and replacement in distribution panels.\u003c\/li\u003e\n\u003cli\u003eCompact Form Factor: Optimizes space utilization in control cabinets.\u003c\/li\u003e\n\u003cli\u003eLow-Voltage Application: Designed for standard AC distribution systems.\u003c\/li\u003e\n\u003cli\u003eDurable Construction: Built for long-term operation in electrical installations.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe S143A delivers the reliability and precision required for dependable circuit protection in low-voltage electrical systems.\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":51051572101418,"sku":"S143A","price":1704.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/files_d49ae6f5-c195-4d06-b256-23b059c6939a.jpg?v=1768332411","url":"https:\/\/iqelectro.com\/products\/s143a-schneider-electric-miniature-circuit-breaker-for-low-voltage-circuit-protection","provider":"IQElectro","version":"1.0","type":"link"}