{"product_id":"square-d-li36300-circuit-breaker","title":"Square D | LI36300 | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LI36300 Circuit Breaker—a rugged, direct-fit protection device designed for demanding three‑phase power systems. With a 300A rating, 3‑pole configuration, and a 600V maximum, it delivers reliable overcurrent protection where it counts, keeping equipment secure and downtime minimal.\u003c\/p\u003e \u003cp\u003eThis LI36300 is purpose-built for maintenance, retrofit, and replacement projects where exact specs matter. The part number itself is the most dependable reference for compatibility, ensuring you’re selecting a breaker that fits your panel and preserves your electrical architecture.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\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\u003ePart number:\u003c\/strong\u003e LI36300\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this LI36300 stands out\u003c\/h3\u003e\n\u003cp\u003eThe LI36300 isn’t just another breaker on the shelf—it’s a precise, direct-fit solution designed to integrate seamlessly with Square D panels and switchgear. By matching the exact part number, you avoid guesswork, reduce installation time, and maintain the intended electrical coordination of your protection scheme. This is especially valuable in facilities where three‑phase feeders and main distribution rely on consistent performance and rated protection at 600V.\u003c\/p\u003e \u003cp\u003eIdeal for industrial and commercial environments that rely on robust three‑phase power, this breaker supports quick turnarounds during maintenance or upgrades. It’s a dependable choice when you need a replacement that mirrors the original equipment’s specifications, ensuring predictable behavior under fault conditions and dependable operation across your system.\u003c\/p\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects upgrading legacy panels to current Square D specifications\u003c\/li\u003e \u003cli\u003eMaintenance spares for critical three‑phase feeders and distribution circuits\u003c\/li\u003e \u003cli\u003eReplacement in service panels or motor control centers that require a 300A, 3‑pole, 600V protection device\u003c\/li\u003e \u003cli\u003eNew installations that demand a proven, compatible 3‑pole, 600V breaker from a trusted brand\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eOrdering note:\u003c\/strong\u003e Before you order, confirm fit and ratings for your exact panel or enclosure. The LI36300 part number is the best reference for compatibility, helping you avoid mismatches and installation delays.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426715324578,"sku":"LI36300","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/square-d-li36300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}