{"product_id":"square-d-mh36450-450a-3-poles-thermal-magnetic-molded-case-circuit-breaker-plug-in-600v","title":"Square D MH36450 450A 3 Poles Thermal Magnetic Molded Case Circuit Breaker – Plug In – 600V","description":"\u003cp data-start=\"135\" data-end=\"808\"\u003eThe Square D MH36450 molded case circuit breaker is a high-performance thermal magnetic protection device designed for commercial and industrial power distribution systems. Built with the reliable I-Line frame style construction, this breaker delivers dependable overload and short-circuit protection for demanding electrical applications. Featuring a non-interchangeable trip unit and durable molded case housing, the MH36450 ensures long-term operational safety, efficient circuit interruption, and stable electrical performance. Its plug-in mounting configuration simplifies installation while maintaining secure connectivity within distribution panels and switchboards.\u003c\/p\u003e\n\u003ch1 data-section-id=\"1u9eso3\" data-start=\"810\" data-end=\"836\"\u003eProduct Specifications\u003c\/h1\u003e\n\u003cul data-start=\"837\" data-end=\"1237\"\u003e\n\u003cli data-section-id=\"1ii30bw\" data-start=\"837\" data-end=\"856\"\u003eBrand: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"1dnuhos\" data-start=\"857\" data-end=\"875\"\u003eModel: MH36450\u003c\/li\u003e\n\u003cli data-section-id=\"1deg5ti\" data-start=\"876\" data-end=\"904\"\u003eFrame Style: MH (I-Line)\u003c\/li\u003e\n\u003cli data-section-id=\"c7nu5h\" data-start=\"905\" data-end=\"950\"\u003eProduct Type: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"fsfqyf\" data-start=\"951\" data-end=\"985\"\u003eBreaker Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"13ufe75\" data-start=\"986\" data-end=\"1020\"\u003eTrip Unit: Non-Interchangeable\u003c\/li\u003e\n\u003cli data-section-id=\"p11xhe\" data-start=\"1021\" data-end=\"1052\"\u003eAmperage Rating: 450 Ampere\u003c\/li\u003e\n\u003cli data-section-id=\"1mjvejc\" data-start=\"1053\" data-end=\"1080\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"7m92em\" data-start=\"1081\" data-end=\"1107\"\u003eMounting Type: Plug In\u003c\/li\u003e\n\u003cli data-section-id=\"1hmc7hb\" data-start=\"1108\" data-end=\"1140\"\u003eMaximum Voltage Rating: 600V\u003c\/li\u003e\n\u003cli data-section-id=\"2nlk7a\" data-start=\"1141\" data-end=\"1172\"\u003eStandard Lug Type: Load End\u003c\/li\u003e\n\u003cli data-section-id=\"7lk6kf\" data-start=\"1173\" data-end=\"1214\"\u003eOperating Temperature Reference: 40°C\u003c\/li\u003e\n\u003cli data-section-id=\"1am5t8t\" data-start=\"1215\" data-end=\"1237\"\u003eWarranty: One Year\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"6g15vf\" data-start=\"1239\" data-end=\"1267\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cul data-start=\"1268\" data-end=\"1788\"\u003e\n\u003cli data-section-id=\"tb2vou\" data-start=\"1268\" data-end=\"1345\"\u003eThermal magnetic trip mechanism for overload and short-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"fsxqwy\" data-start=\"1346\" data-end=\"1416\"\u003eNon-interchangeable trip unit design for fixed protection settings\u003c\/li\u003e\n\u003cli data-section-id=\"1419stp\" data-start=\"1417\" data-end=\"1484\"\u003eHeavy-duty molded case construction for industrial applications\u003c\/li\u003e\n\u003cli data-section-id=\"1y85cl1\" data-start=\"1485\" data-end=\"1536\"\u003eReliable high interrupting capacity performance\u003c\/li\u003e\n\u003cli data-section-id=\"1mrtxwn\" data-start=\"1537\" data-end=\"1603\"\u003ePlug-in connection for simplified installation and maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"16c5ena\" data-start=\"1604\" data-end=\"1648\"\u003eDesigned for I-Line distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"1hbl5dm\" data-start=\"1649\" data-end=\"1719\"\u003eSuitable for commercial and industrial power distribution networks\u003c\/li\u003e\n\u003cli data-section-id=\"e87xvp\" data-start=\"1720\" data-end=\"1788\"\u003eDurable internal components engineered for extended service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"amx4xn\" data-start=\"1790\" data-end=\"1813\"\u003eVoltage and Ratings\u003c\/h1\u003e\n\u003cul data-start=\"1814\" data-end=\"2101\"\u003e\n\u003cli data-section-id=\"1xbsi6l\" data-start=\"1814\" data-end=\"1837\"\u003eRated Current: 450A\u003c\/li\u003e\n\u003cli data-section-id=\"14w8n9a\" data-start=\"1838\" data-end=\"1869\"\u003eRated Maximum Voltage: 600V\u003c\/li\u003e\n\u003cli data-section-id=\"1qj7w0a\" data-start=\"1870\" data-end=\"1911\"\u003eInterrupting Capacity: 65kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1eun268\" data-start=\"1912\" data-end=\"1953\"\u003eInterrupting Capacity: 65kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"k2vx72\" data-start=\"1954\" data-end=\"1995\"\u003eInterrupting Capacity: 25kA @ 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"32yp48\" data-start=\"1996\" data-end=\"2037\"\u003eInterrupting Capacity: 14kA @ 250 VDC\u003c\/li\u003e\n\u003cli data-section-id=\"1r1b83\" data-start=\"2038\" data-end=\"2071\"\u003eTrip Setting Range: 2250–4500\u003c\/li\u003e\n\u003cli data-section-id=\"1wi5z73\" data-start=\"2072\" data-end=\"2101\"\u003eFrequency Rating: 50\/60Hz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"15cd7p9\" data-start=\"2103\" data-end=\"2119\"\u003eProduct Data\u003c\/h1\u003e\n\u003cul data-start=\"2120\" data-end=\"2580\"\u003e\n\u003cli data-section-id=\"19mqscg\" data-start=\"2120\" data-end=\"2146\"\u003eManufacturer: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"1ef30z1\" data-start=\"2147\" data-end=\"2196\"\u003eProduct Category: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"9ugxuk\" data-start=\"2197\" data-end=\"2225\"\u003eSeries: I-Line \/ M Frame\u003c\/li\u003e\n\u003cli data-section-id=\"8hhd79\" data-start=\"2226\" data-end=\"2254\"\u003eConnection Type: Plug In\u003c\/li\u003e\n\u003cli data-section-id=\"hxa5y2\" data-start=\"2255\" data-end=\"2272\"\u003eFrame Type: M\u003c\/li\u003e\n\u003cli data-section-id=\"lqk5xt\" data-start=\"2273\" data-end=\"2303\"\u003ePole Configuration: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1qytamx\" data-start=\"2304\" data-end=\"2354\"\u003eLug Configuration: Load End Terminals Standard\u003c\/li\u003e\n\u003cli data-section-id=\"f2pb05\" data-start=\"2355\" data-end=\"2417\"\u003eCondition Support: Certified Reconditioned and New Surplus\u003c\/li\u003e\n\u003cli data-section-id=\"8u28w9\" data-start=\"2418\" data-end=\"2505\"\u003eIncluded Warranty Coverage: Shipping, repairs, parts, and labor for recertification\u003c\/li\u003e\n\u003cli data-section-id=\"7oiogq\" data-start=\"2506\" data-end=\"2580\"\u003eApplication: Commercial and Industrial Electrical Distribution Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"gbcsds\" data-start=\"2582\" data-end=\"2600\"\u003eImportant Note\u003c\/h1\u003e\n\u003cp data-start=\"2601\" data-end=\"3152\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe product image shown represents a base model and is intended for identification purposes only. Accessories ordered together with the breaker can be professionally installed according to the required configuration at no additional cost when installation details are provided during checkout. Installation and servicing should only be performed by qualified electrical personnel following applicable electrical codes and manufacturer recommendations. Warranty coverage excludes damage caused by misuse, improper installation, or normal wear and tear.\u003c\/p\u003e","brand":"Square D","offers":[{"title":"New Surplus","offer_id":48396887163129,"sku":"MH36450-NS","price":7999.0,"currency_code":"USD","in_stock":true},{"title":"Certified Reconditioned","offer_id":48396887195897,"sku":"MH36450-CR","price":2999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/MH36450.webp?v=1778658236","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-mh36450-450a-3-poles-thermal-magnetic-molded-case-circuit-breaker-plug-in-600v","provider":"My Circuit Breakers","version":"1.0","type":"link"}