{"product_id":"siemens-mbkqj1225-panelboard-breaker-kit-ready-to-ship","title":"Siemens MBKQJ1225 225A 2-Pole Panelboard Sub-Feed Breaker Kit","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"430\" data-start=\"15\"\u003eThe Siemens MBKQJ1225 panelboard kit is a 225A, 2-pole sub-feed circuit breaker assembly designed for Siemens P1 panelboard distribution systems. Engineered with thermal magnetic trip protection and bolt-on mounting, it provides reliable feeder protection and branch power distribution in commercial electrical installations.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.9251%; height: 607.407px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eCircuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eMBKQJ1225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003ePanelboard Breaker Kits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eMBK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003ePanelboard Sub-Feed Breaker Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e225A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e240VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003ePole Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e2-Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003ePhase Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eSingle Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eInterrupt Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e10kA @ 240VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eMounting Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eTerminal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eLugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 39.1875px;\"\u003e\u003cstrong\u003eCompatible Panelboards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 39.1875px;\"\u003eSiemens P1 Panelboards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eTrip Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eTrip Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eLong-Time and Instantaneous (LI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eTrip Adjustability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eFixed Thermal, Fixed Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eWire Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e6 AWG–300 kcmil (Cu), 4 AWG–300 kcmil (Al)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eMaximum Wire Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e300 kcmil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eMinimum Wire Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e6 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 39.1875px;\"\u003e\u003cstrong\u003eAvailable Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 39.1875px;\"\u003eShunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eMounting Hardware, Breaker, Lugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eUL 489, CSA C22.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003eUL, CSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 39.1875px;\"\u003e\u003cstrong\u003eConstruction Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 39.1875px;\"\u003eMain Breaker Kit, 10kA Interrupt Rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.5194%; height: 19.5938px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.34%; height: 19.5938px;\"\u003e6 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 \u003cspan data-sheets-root=\"1\"\u003eMBKQJ1225\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-end=\"1183\" data-start=\"453\"\u003eThe MBKQJ1225 is a Siemens MBK series main breaker and sub-feed panelboard kit developed for single-phase 240VAC electrical distribution applications. Designed for use with Siemens P1 panelboards, the assembly incorporates a 2-pole thermal magnetic circuit breaker with fixed long-time and instantaneous trip protection characteristics. The breaker supports conductor sizes ranging from 6 AWG to 300 kcmil copper and 4 AWG to 300 kcmil aluminum, providing installation flexibility in commercial and industrial feeder systems. Built to UL 489 and CSA C22.2 standards, the kit supports dependable overcurrent protection and structured panelboard distribution integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1085\" data-end=\"1102\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul data-end=\"2007\" data-start=\"1201\"\u003e\u003c\/ul\u003e\n\u003cul data-end=\"2093\" data-start=\"1250\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1227\" data-end=\"1933\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1208\" data-end=\"1997\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1268\" data-end=\"2075\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1225\" data-end=\"1919\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1308\" data-end=\"2023\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1168\" data-end=\"1889\"\u003e\n\u003cli data-section-id=\"11osagb\" data-start=\"1168\" data-end=\"1268\"\u003e225A Current Rating: Designed for medium-capacity feeder and panelboard distribution applications.\u003c\/li\u003e\n\u003cli data-section-id=\"1gpomgj\" data-start=\"1269\" data-end=\"1349\"\u003e2-Pole Breaker Configuration: Supports single-phase 240VAC electrical systems.\u003c\/li\u003e\n\u003cli data-section-id=\"e53srj\" data-start=\"1350\" data-end=\"1442\"\u003eThermal Magnetic Protection: Combines overload and short-circuit protection functionality.\u003c\/li\u003e\n\u003cli data-section-id=\"1cos0rs\" data-start=\"1443\" data-end=\"1537\"\u003eBolt-On Mounting Design: Provides secure breaker installation within Siemens P1 panelboards.\u003c\/li\u003e\n\u003cli data-section-id=\"za0n2x\" data-start=\"1538\" data-end=\"1632\"\u003eLI Trip Functionality: Features long-time and instantaneous trip protection characteristics.\u003c\/li\u003e\n\u003cli data-section-id=\"1eyj3vp\" data-start=\"1633\" data-end=\"1716\"\u003eWide Wire Compatibility: Supports copper and aluminum conductors up to 300 kcmil.\u003c\/li\u003e\n\u003cli data-section-id=\"22cha1\" data-start=\"1717\" data-end=\"1804\"\u003eIncluded Installation Components: Supplied with mounting hardware, breaker, and lugs.\u003c\/li\u003e\n\u003cli data-section-id=\"1pk84gn\" data-start=\"1805\" data-end=\"1889\"\u003eUL and CSA Approved: Manufactured to UL 489 and CSA C22.2 certification standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1891\" data-end=\"2038\"\u003eThe MBKQJ1225 delivers the reliability and precision required for panelboard feeder protection and commercial electrical distribution applications.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51545448218922,"sku":"MBKQJ1225","price":1147.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/307556__80570.1714781099.jpg?v=1778919558","url":"https:\/\/iqelectro.com\/products\/siemens-mbkqj1225-panelboard-breaker-kit-ready-to-ship","provider":"IQElectro","version":"1.0","type":"link"}