{"product_id":"square-d-mal36300-circuit-breaker","title":"Square D | MAL36300 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D MAL36300 3-Pole Circuit Breaker — a purpose-built solution for maintenance, retrofit, or replacement projects that require a precise 3-pole configuration.\u003c\/p\u003e \u003cp\u003eThis MAL36300 is tailored for 3-phase electrical systems, with the part number serving as the most reliable reference for compatibility. Before ordering, confirm that the fit and ratings align with your panel’s nameplate and catalog requirements to ensure a seamless replacement.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal applications:\u003c\/strong\u003e maintenance, retrofit, and replacement in 3-phase setups\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest compatibility reference:\u003c\/strong\u003e Part number MAL36300\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy a 3-Pole design matters\u003c\/h3\u003e \u003cp\u003eA 3-pole circuit breaker protects all three live conductors in a three-phase circuit, delivering coordinated shutdown during overcurrent events. For commercial and industrial equipment powered by 3-phase service, this ensures balanced protection across phases, enhanced safety, and quicker recovery after faults.\u003c\/p\u003e \u003ch3\u003eUse cases that benefit from MAL36300\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eUpgrading older panels to restore full 3-phase protection and reliability\u003c\/li\u003e \u003cli\u003eRetrofits where new equipment requires a matching 3-pole breaker\u003c\/li\u003e \u003cli\u003eReliable replacement that preserves the original system’s electrical characteristics\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for a smooth installation\u003c\/h3\u003e \u003cp\u003eTo minimize downtime, verify that MAL36300 matches your panel’s catalog number and nameplate ratings. If your system uses a 3-phase service with the same amperage and interrupting capability as the original part, this 3-Pole breaker is designed to slot in as a straightforward replacement. Ensure the enclosure and bus configuration align with Square D standards for a secure, compliant connection.\u003c\/p\u003e \u003ch3\u003eTrusted reliability for continued service\u003c\/h3\u003e \u003cp\u003eWith Square D’s longstanding engineering foundation, the MAL36300 offers dependable performance and predictable trip behavior, supporting consistent operation in commercial environments, data centers, and light industrial settings where uninterrupted 3-phase protection is essential.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425680707746,"sku":"MAL36300","price":16206.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-mal36300-circuit-breaker-3-pole-899.webp?v=1789441060","url":"https:\/\/www.ampstate.com\/products\/square-d-mal36300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}