{"product_id":"square-d-mhp361200-circuit-breaker","title":"Square D | MHP361200 | Circuit Breaker | 1200A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D MHP361200 circuit breaker — a high-capacity, three-pole protector designed for demanding 600V electrical systems. With a 1200A rating, this unit is engineered for maintenance, retrofit, and replacement projects where accurate specifications and reliable performance matter. Built to integrate with compatible Square D installations, it delivers dependable overcurrent protection for large interconnected loads.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 1200A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e MHP361200\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement in suitable Square D panels and systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your operation: a 3-pole design protects all three phases in a 3-phase system, helping prevent unbalanced loads and ensuring coordinated interruption when an overcurrent event occurs. The MHP361200 is specifically identified to match Square D specifications, making compatibility straightforward when you’re upgrading or replacing aging protection in industrial or commercial environments.\u003c\/p\u003e \u003cp\u003eUse cases and practical scenarios:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or failed main breaker in existing 3-phase 600V switchgear to restore reliable protection.\u003c\/li\u003e \u003cli\u003eRetrofitting older panels to handle higher current demands without changing other protective devices.\u003c\/li\u003e \u003cli\u003eMaintenance cycles where exact part number matching (MHP361200) ensures compatibility and reduces installation risk.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow to approach selection and installation considerations:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConfirm fit and ratings before ordering — the part number is the best reference for compatibility with your Square D system.\u003c\/li\u003e \u003cli\u003eDesign for maintenance planning by keeping a spare MHP361200 on hand for scheduled replacements in high-demand installations.\u003c\/li\u003e \u003cli\u003eEnsure qualified electrical personnel perform any installation or replacement work, adhering to safety standards for 600V systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for reliability in demanding environments, the Square D MHP361200 circuit breaker offers precise compatibility, robust protection for three-phase 600V circuits, and a practical path for maintenance, retrofit, or replacement projects. If your application requires a trusted, exact-match solution from Square D, this 3-pole 1200A breaker is built to meet those needs with clear, straightforward compatibility references.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426338066594,"sku":"MHP361200","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-mhp361200-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}