{"product_id":"square-d-ma26400-circuit-breaker","title":"Square D | MA26400 | Circuit Breaker | 400A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D MA26400 circuit breaker — a rugged, OEM-grade protection device designed for demanding 600V systems. With a 400A capacity and a 2-pole configuration, it’s built to guard high-current circuits in commercial and light industrial panels where reliability matters most.\u003c\/p\u003e \u003ch3\u003eWhy the MA26400 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAuthentic Square D part: the MA26400 provides the best compatibility reference for Square D\/Schneider panels and assemblies\u003c\/li\u003e \u003cli\u003eHigh-current protection: supports 400 amperes for robust, safeguarded circuits\u003c\/li\u003e \u003cli\u003eTwo-pole design: efficient protection for dual-conductor circuits requiring shared interruption\u003c\/li\u003e \u003cli\u003e600V rating: suitable for industrial distribution and equipment protection in higher-voltage environments\u003c\/li\u003e \u003cli\u003eMaintenance-friendly: ideal for retrofit and replacement projects when matching specs are essential\u003c\/li\u003e \u003cli\u003eClear fit guidance: the provided notes emphasize confirming fit and ratings before ordering to ensure proper operation\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cp\u003eDesigned for situations where you need precise, OEM-matched protection: replacing worn or failed breakers in 600V panels, upgrading circuitry in commercial facilities, or performing retrofit work that demands exact amperage (400A) and voltage (600V) specifications.\u003c\/p\u003e \u003ch3\u003eHow to verify compatibility\u003c\/h3\u003e\n\u003cp\u003eBecause the MA26400 is identified by a specific part number, use MA26400 as your primary reference when checking panel compatibility. Before purchasing, compare your panel model, bus configuration, and the required amperage and voltage to ensure a seamless fit and uninterrupted protection.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 400 A\u003c\/li\u003e \u003cli\u003ePoles: 2-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor reliable, OEM-grade protection of high-demand circuits, the Square D MA26400 delivers consistent performance and peace of mind in demanding electrical environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426424213666,"sku":"MA26400","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-ma26400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}