{"product_id":"square-d-mal36500-circuit-breaker","title":"Square D | MAL36500 | Circuit Breaker | 500A | 3-Pole | 600V | Feed-Through","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D MAL36500\u003c\/strong\u003e Circuit Breaker — a robust 500A, \u003cstrong\u003e3-Pole\u003c\/strong\u003e, \u003cstrong\u003e600V\u003c\/strong\u003e feed-through solution designed for dependable industrial power distribution. Built for maintenance, retrofit, and replacement projects, it delivers reliable overcurrent protection while simplifying downstream wiring for easier upgrades and service.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 500A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Feed-Through\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e MAL36500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Part number MAL36500 is the best reference for compatibility with Square D panels and bus systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the MAL36500 standouts matter\u003c\/h3\u003e\n\u003cp\u003eDesigned with a feed-through configuration, this circuit breaker enables direct wiring to downstream devices, which simplifies installation, reduces terminal splices, and provides flexible distribution in demanding environments. The 500A rating supports high-current feeder applications, making it a practical choice for service entrances, main disconnects, and large branch circuits in commercial and light industrial settings.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and retrofit projects where exact Square D compatibility is essential\u003c\/li\u003e \u003cli\u003eReplacement of aging breakers in 600V distribution panels\u003c\/li\u003e \u003cli\u003eNew or upgraded feeders that require a clean, downstream distribution path from a single main disconnect\u003c\/li\u003e \u003cli\u003eRetrofits in warehouses, manufacturing facilities, and other facilities with 600V electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation considerations\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings against your panel and bus configuration. Use \u003cstrong\u003eMAL36500\u003c\/strong\u003e as the primary reference to ensure precise compatibility with Square D panels and downstream wiring arrangements. Match the panel model, voltage rating, and the 3-pole feed-through design to avoid installation delays or mismatched components.\u003c\/p\u003e \u003ch3\u003ePractical tips for safe, effective use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower down the system and follow lockout-tagout procedures before working on the breaker.\u003c\/li\u003e \u003cli\u003eInspect the breaker and associated wiring for signs of wear, corrosion, or damage prior to installation.\u003c\/li\u003e \u003cli\u003eEnsure all terminations are secure and follow the manufacturer’s torque recommendations for reliable clamping and heat dissipation.\u003c\/li\u003e \u003cli\u003eKeep the MAL36500 as part of an organized replacement program for panels that require exact Square D, 600V, 500A, 3-pole feed-through protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re upgrading an existing 600V distribution system or planning a retrofit to improve downstream distribution efficiency, the \u003cstrong\u003eSquare D MAL36500\u003c\/strong\u003e delivers precise compatibility, a high-current rating, and the versatile feed-through configuration you need for scalable, reliable power management.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425527058594,"sku":"MAL36500","price":310.0,"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-mal36500-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}