{"product_id":"siemens-lxd63b450l-circuit-breaker","title":"Siemens | LXD63B450L | Circuit Breaker | 450A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered by Siemens, the LXD63B450L circuit breaker delivers robust, reliable protection for demanding 3-phase electrical systems. With a 450A rating, it safeguards distribution panels, switchgear, and essential equipment in industrial and commercial environments. Built for maintenance, retrofit, and replacement projects where exact specifications matter, this 3-pole unit is designed to perform reliably in systems up to 600V.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: \u003cstrong\u003e450A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePole configuration: \u003cstrong\u003e3-Pole\u003c\/strong\u003e (3-phase protection)\u003c\/li\u003e \u003cli\u003eVoltage rating: \u003cstrong\u003e600V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eModel reference: \u003cstrong\u003eLXD63B450L\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the LXD63B450L?\u003c\/strong\u003e This Siemens circuit breaker is purpose-built for environments where reliable, high-current protection is non-negotiable. Its three-pole design aligns with common three-phase distribution setups, enabling coordinated protection across all phases. By matching the part number LXD63B450L, you ensure compatibility with existing panels and protective schemes, reducing downtime during upgrades or replacements.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance projects that require a like-for-like replacement to minimize configuration changes\u003c\/li\u003e \u003cli\u003eRetrofits that upgrade a panel to handle higher current demands while preserving existing protection architecture\u003c\/li\u003e \u003cli\u003eEnd-of-life replacement in industrial and commercial electrical distributions\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant compatibility notes\u003c\/strong\u003e This part number is your best reference for compatibility. Before ordering, verify that the fit and ratings align with your system requirements. When in doubt, cross-check with the LXD63 family documentation or your panel manufacturer’s guidelines to ensure proper installation and safe operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427476557986,"sku":"LXD63B450L","price":7253.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-lxd63b450l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}