{"product_id":"square-d-ma26450-circuit-breaker","title":"Square D | MA26450 | Circuit Breaker | 450A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D MA26450 circuit breaker—a robust, high-current protection device designed for demanding electrical environments. With a 450A rating, 2-pole configuration, and a 600V maximum, this unit delivers reliable interruption and safeguards feeders and motors against overloads and faults in industrial and commercial settings.\u003c\/p\u003e \u003cp\u003eBuilt for maintenance, retrofit, and replacement projects, the MA26450 is your best reference for compatibility. Before you order, verify fit and ratings against your panel documentation; the part number MA26450 is the most dependable guide to ensure a precise match.\u003c\/p\u003e \u003cp\u003eKey reasons this breaker stands out\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current protection:\u003c\/strong\u003e 450A capacity supports large loads common in industrial panels, manufacturing lines, and high-demand equipment feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole design:\u003c\/strong\u003e Simultaneous disconnection of both hot legs enhances safety and protective coordination across the circuit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating:\u003c\/strong\u003e Suitable for typical industrial distribution systems, reducing voltage-related protection uncertainties.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-grade reliability:\u003c\/strong\u003e Engineered to meet Square D standards for consistent operation and seamless compatibility with Square D enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit-friendly:\u003c\/strong\u003e Thoughtful form factor and mounting alignment simplify swaps in existing Square D installations, minimizing downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use cases\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed 450A\/2-pole breaker in main or sub-panels within factories, warehouses, or large facilities.\u003c\/li\u003e \u003cli\u003eUpgrading circuits to support higher-capacity motors, conveyors, or other heavy equipment in manufacturing environments.\u003c\/li\u003e \u003cli\u003eRetrofitting legacy electrical systems that require exact MA26450 specifications to maintain protective integrity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical installation notes\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings with your panel’s documentation; MA26450 is your strongest reference for compatibility.\u003c\/li\u003e \u003cli\u003eHandle with care during replacement to protect bus connections and the surrounding panel components.\u003c\/li\u003e \u003cli\u003eStore and install in a dry, clean environment to preserve long-term performance and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 450A\u003c\/li\u003e \u003cli\u003ePoles: 2-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003ePart number: MA26450\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426409336994,"sku":"MA26450","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-ma26450-circuit-breaker-450a-2-pole-600v-564.webp?v=1789572275","url":"https:\/\/www.ampstate.com\/products\/square-d-ma26450-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}