{"product_id":"square-d-mab36300-circuit-breaker","title":"Square D | MAB36300 | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D MAB36300 Circuit Breaker is engineered to deliver reliable protection in demanding electrical environments. With a 300A rating, a 3-pole configuration, and a 600V maximum, this breaker is built to handle heavy loads while safeguarding equipment and personnel.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects where exact specifications matter, the MAB36300 ensures you’re matching the exact protective characteristics your panel expects.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 300A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest reference for compatibility\u003c\/strong\u003e: Part number MAB36300\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications and scenarios\u003c\/h2\u003e\n\u003cp\u003eUse this circuit breaker when performing:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance on Square D panels that require a 300A, 3-pole, 600V protective device\u003c\/li\u003e \u003cli\u003eRetrofits to upgrade or replace aging protection with a unit that matches the exact specifications\u003c\/li\u003e \u003cli\u003eSpare for replacement in industrial, commercial, or data-center environments where reliable fault protection is critical\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and installation notes\u003c\/h2\u003e\n\u003cp\u003eTo ensure proper function and safety, confirm fit and ratings before ordering. The part number MAB36300 is the most reliable reference for compatibility with your Square D equipment. When integrating, verify:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThat your panel or switchgear requires 600V and 300A protection\u003c\/li\u003e \u003cli\u003eThat the breaker’s 3-pole configuration matches your bus and assembly\u003c\/li\u003e \u003cli\u003eThat any labeling or documentation references MAB36300 for the intended application\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical tips and benefits\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eConsistent performance under load: engineered for stability in high-current applications\u003c\/li\u003e \u003cli\u003eLong-term reliability: built to withstand repeated switching and fault conditions\u003c\/li\u003e \u003cli\u003eStreamlined maintenance: keeps spare parts matching the original equipment manufacturer (OEM) specifications\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSafety and handling\u003c\/h2\u003e\n\u003cp\u003eAlways follow proper lockout\/tagout procedures and local electrical codes during installation or replacement. If you’re uncertain about compatibility or installation, consult a licensed electrician to avoid mis-match risks and ensure warranty validity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426400129186,"sku":"MAB36300","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-mab36300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}