{"product_id":"square-d-li36500-500a-600v-3-pole-plug-in-circuit-breaker","title":"Square D LI36500 - 500 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Square D LI36500 is a 500 A, 600 V, 3-pole plug-in molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection for panelboards and loadcenters. Built for speedy installation and straightforward upgrades, this unit is a reliable choice for demanding electrical environments. Available from AmpState, it pairs professional-grade protection with a plug-in connection that minimizes downtime during maintenance or panel modernization.\u003c\/p\u003e \u003ch3\u003eKey advantages\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e500 A rating for heavy-duty circuits:\u003c\/strong\u003e Supports demanding branch circuits without compromising protection accuracy.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V maximum voltage:\u003c\/strong\u003e Suitable for commercial, light industrial, and residential applications that require robust high-voltage protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design:\u003c\/strong\u003e Ideal for 3-phase systems common in commercial and light-industrial installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in mounting:\u003c\/strong\u003e Quick, tool-free installation and seamless replacement in compatible panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers stable, repeatable protection by automatically responding to overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible:\u003c\/strong\u003e Engineered to integrate with matching Square D OEM loadcenters and panelboards for reliable electrical coordination.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy it matters for your project\u003c\/h3\u003e\n\u003cp\u003eChoosing a circuit breaker that aligns with your panel system isn’t just about protection—it’s about reliability, serviceability, and long-term performance. The LI36500’s thermal-magnetic trip curve is tuned to deliver predictable responses under varying fault conditions, reducing nuisance trips and ensuring safe shutdown when faults occur. Its plug-in design minimizes panel downtime during replacements or upgrades, keeping your electrical system running smoothly in busy commercial spaces or critical facilities.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\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 LI36500\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 500 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\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 \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePanelboards and loadcenters in commercial buildings requiring dependable 3-phase protection\u003c\/li\u003e \u003cli\u003eResidential applications where heavy-gauge branch circuits demand robust overcurrent protection\u003c\/li\u003e \u003cli\u003eLight industrial installations that operate at up to 600 V and rely on reliable, fast-clearing protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and best practices\u003c\/h3\u003e\n\u003cp\u003eTo maximize performance and compatibility, verify that your panel is designed for plug-in installation with this 3-pole unit. The quick-connect plug-in feature enables fast replacement or upgrades with minimal panel downtime. Always follow electrical codes during installation and conduct periodic inspections of connections and trip performance to maintain optimal protection integrity.\u003c\/p\u003e \u003ch3\u003eWhat makes this choice stand out\u003c\/h3\u003e\n\u003cp\u003eUnlike generic breakers, the LI36500 is purpose-built for Square D panel systems, ensuring precise fit, correct trip characteristics, and streamlined maintenance within OEM-compatible environments. This leads to fewer unexpected trips, easier future panel upgrades, and a safer, more reliable electrical system across residential, commercial, and light industrial settings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355324600482,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-li36500-500-a-600-v-3-pole-plug-in-circuit-breaker-674.webp?v=1788750574","url":"https:\/\/www.ampstate.com\/products\/square-d-li36500-500a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}