{"product_id":"square-d-li36300-300a-3-pole-plug-in-circuit-breaker","title":"Square D LI36300 - 300 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LI36300—a robust 300 A, 3-pole plug-in molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. Built to endure the demands of residential, commercial, and light industrial environments, this breaker balances fast installation with reliable protection when it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e enables quick installation and effortless replacement in existing panelboards, reducing downtime during upgrades or service calls.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against overcurrent and short circuits, helping to prevent nuisance trips and ensuring predictable system performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e suits 3-phase systems and common-trip setups, making it ideal for larger branch circuits and service equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e300 A rating\u003c\/strong\u003e provides strong protection for high-current feeders and main lines where reliability is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is purpose-built to pair with matching Square D load centers and panelboards, ensuring proper fit, coordination, and long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e ready for a range of installations in residential, commercial, and light industrial settings requiring solid overcurrent and short-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LI36300\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Square D LI36300 means prioritizing reliable protection, straightforward maintenance, and seamless compatibility with your panelboard ecosystem. Its plug-in design simplifies upgrades and service, while the thermal-magnetic trip unit provides dependable, consistent protection for critical electrical processes in homes and small to mid-size facilities. For technicians and facility managers, this breaker offers a practical, long-term solution for high‑current, high‑demand circuits in panelboards and load centers. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355324403874,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_dfdea089-0ca2-4640-bd66-c2781f117bf1.png?v=1764691329","url":"https:\/\/www.ampstate.com\/products\/square-d-li36300-300a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}