{"product_id":"siemens-5sy4120-8-5sy4-miniature-circuit-breaker-20-a-18-mm-5sy41208","title":"Siemens 5SY4120-8 5SY4 miniature circuit breaker 20 A (18 mm) 5SY41208","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eSiemens 5SY4120-8 is a supplementary protector (miniature circuit breaker) rated 20 A for single-pole circuit protection, intended for applications up to 277 VAC. The device features a D trip characteristic, UL 1077 approval, thermoplastic housing, and DIN-rail mounting with identical screw connections on line and load sides. Typical uses include panel and distribution circuit protection where supplementary overcurrent protection is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle-pole supplementary protector, 20 A rating, D trip characteristic\u003c\/li\u003e\n  \u003cli\u003eRated for up to 277 VAC; UL 1077 and relevant IEC\/EN\/CSA standards\u003c\/li\u003e\n  \u003cli\u003eDIN-rail mounting, thermoplastic enclosure, identical screw connections on line and load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eSupplementary 1-pole MCB; 20 A; D-characteristic; 277 VAC; 5 kA interrupt rating; DIN-rail; UL 1077 approved\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SIEMENS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 5SY4120-8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: SIEMENS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 5SY4120-8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Supplementary protector \/ miniature circuit breaker (5SY4 family)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: SENTRON\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e: 1 Pole\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e: 20 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating (AC)\u003c\/strong\u003e: 277 VAC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrip Characteristic\u003c\/strong\u003e: D\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupt Rating\u003c\/strong\u003e: 5 kAIC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN rail\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: Screw terminals (identical on line and load)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Thermoplastic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards \/ Approvals\u003c\/strong\u003e: EN 60898; CSA 22.2 No. 235; EN 60947-2; UL 1077; IEC; CE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency\u003c\/strong\u003e: 50 Hz (manufacturer data sometimes lists 50\/60 Hz; see notes)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Supplementary protection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Germany\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGTIN \/ UPC\u003c\/strong\u003e: 00754554875538\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":51407498281266,"sku":"5SY4120-8","price":196.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/313045119.png?v=1782978296","url":"https:\/\/voomisupply.com\/products\/siemens-5sy4120-8-5sy4-miniature-circuit-breaker-20-a-18-mm-5sy41208","provider":"Voomi Supply","version":"1.0","type":"link"}