{"product_id":"square-d-hdl36100u43x-circuit-breaker","title":"Square D | HDL36100U43X | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDL36100U43X, a robust 3-pole circuit breaker engineered for reliable protection across three conductors. This unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring you have the right device when you need it most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eThree-pole design for comprehensive protection\u003c\/strong\u003e The HDL36100U43X delivers synchronized protection across three poles, making it an ideal choice for multi-branch or three-phase panel configurations. When you’re upgrading or replacing components, you want a breaker that maintains system integrity and minimizes downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eAuthentic compatibility with Square D panels\u003c\/strong\u003e The part number HDL36100U43X is your most reliable reference for compatibility. To avoid mismatches, \u003cem\u003econfirm fit and ratings before ordering\u003c\/em\u003e and align the breaker with your panel’s requirements for safe, code-compliant operation.\u003c\/p\u003e \u003ch3\u003eWhy this breaker matters in real-world applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance scenarios:\u003c\/strong\u003e Replace aging or failed breakers quickly to restore circuit protection without gutted panels or complicated substitutions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit projects:\u003c\/strong\u003e Upgrade older installations with a 3-pole solution that supports newer loads while preserving existing wiring layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement accuracy:\u003c\/strong\u003e When a panel calls for a specific part number, HDL36100U43X provides a precise fit and predictable performance, reducing guesswork during procurement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat to know before you buy\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFit and ratings:\u003c\/strong\u003e Always verify that your panel accepts HDL36100U43X and that the amperage, voltage, and compatibility align with your system design.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProfessional installation:\u003c\/strong\u003e For optimal safety and compliance, have a licensed electrician install or supervise the replacement process and re-label the panel as needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for reliability and ease of use in real-world electrical projects, the Square D HDL36100U43X 3-pole circuit breaker is a precise, mission-critical choice for maintenance, retrofit, and replacement needs. Rely on the correct part number to ensure a proper fit, consistent protection, and smooth project execution from start to finish.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427225686178,"sku":"HDL36100U43X","price":5165.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hdl36100u43x-circuit-breaker-3-pole-951.webp?v=1789688667","url":"https:\/\/www.ampstate.com\/products\/square-d-hdl36100u43x-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}