{"product_id":"square-d-ma264501021-circuit-breaker","title":"Square D | MA264501021 | Circuit Breaker | 450A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D MA264501021 circuit breaker—a purpose-built, high-current protection solution for 600V systems. With a 450A rating and a 2-pole design, this unit is engineered for demanding industrial and commercial applications where reliable overcurrent protection is essential. Built to pair with compatible Square D panels, it offers a straightforward path for maintenance, retrofit, or replacement projects that require exact specifications.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 450A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e MA264501021\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this MA264501021 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility, first reference\u003c\/strong\u003e — the part number MA264501021 is your best guide for matching this breaker to your Square D panel or distribution setup.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current protection\u003c\/strong\u003e — designed specifically for 450A circuits, making it a reliable choice for critical load scenarios in industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical retrofit and replacement\u003c\/strong\u003e — a streamlined option when upgrading or replacing aging or non-spec breakers without major panel modifications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear identification for field technicians\u003c\/strong\u003e — straightforward part recognition helps prevent ordering errors and downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service work in facilities with 450A, 600V, 2-pole protection requirements.\u003c\/li\u003e \u003cli\u003eRetrofit projects where legacy equipment or panels specify Square D MA264501021-compatible components.\u003c\/li\u003e \u003cli\u003eReplacement of worn or obsolete breakers to restore reliable protection in commercial or light industrial panels.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eBuying and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eAlways confirm fit and ratings before ordering. Reference the part number MA264501021 as the definitive compatibility guide to ensure seamless replacement in your existing Square D infrastructure.\u003c\/p\u003e \u003cp\u003eWith the Square D MA264501021, you get a purpose-driven solution that aligns with your 450A, 2-pole, 600V protection needs, backed by thoughtful design aimed at efficient maintenance and dependable performance in demanding electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426398556322,"sku":"MA264501021","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-ma264501021-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}