{"product_id":"square-d-nef36600li-circuit-breaker","title":"Square D | NEF36600LI | Circuit Breaker | 600A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D NEF36600LI\u003c\/strong\u003e is a high-capacity circuit protection solution designed for demanding electrical setups. With a \u003cem\u003e600A\u003c\/em\u003e rating, \u003cem\u003e3-pole\u003c\/em\u003e configuration, and a \u003cem\u003e600V\u003c\/em\u003e operating voltage, this breaker is built to safeguard heavy-duty systems while supporting reliable performance in maintenance, retrofit, and replacement projects.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 600A\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 reference:\u003c\/strong\u003e NEF36600LI\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this specific model? The NEF36600LI is identified by its part number, making compatibility straightforward for applications that require exact matching specs. It’s ideal for scenarios where you’re upgrading an existing installation, performing a retrofit to modern standards, or replacing a worn or failed breaker with a like-for-like Square D component. Using the exact part reference reduces the risk of mismatched fit or protection characteristics, helping you maintain proper system coordination and reliable shutdown behavior.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: Replace aging breakers in commercial or industrial panels that require a 600A, 3-pole, 600V device.\u003c\/li\u003e \u003cli\u003eRetrofit: Update legacy electrical systems to current Square D specifications without changing panel hardware.\u003c\/li\u003e \u003cli\u003eReplacement: Source a precise, compatible unit when the original NEF36600LI is no longer available or has tripped under fault conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical considerations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, \u003cem\u003econfirm fit and ratings\u003c\/em\u003e to ensure this exact model matches your panel’s requirements. The part number NEF36600LI is the strongest compatibility reference.\u003c\/li\u003e \u003cli\u003eIdeal for environments where a robust, three-pole protection device is needed to safeguard three-phase circuits at up to 600V.\u003c\/li\u003e \u003cli\u003eChoose when you need a straightforward, like-for-like replacement that preserves existing wiring and mounting configurations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re planning a service upgrade or panel modernization, the Square D NEF36600LI delivers dependable, right-sized protection with the peace of mind that comes from using a precisely specified, genuine Square D component. Ensure you have the exact part reference on hand to match your equipment, and consult a qualified electrician to verify compatibility and installation requirements for your specific application.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426253066402,"sku":"NEF36600LI","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-nef36600li-circuit-breaker-600a-3-pole-600v-543.webp?v=1789544078","url":"https:\/\/www.ampstate.com\/products\/square-d-nef36600li-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}