{"product_id":"siemens-e63a005-circuit-breaker","title":"Siemens | E63A005 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens E63A005 Circuit Breaker — a dependable three-pole protection device designed for maintenance, retrofit, and replacement projects where exact specifications matter. This 3-Pole breaker is built to align with existing Siemens installations, helping you preserve protection coordination and safety without unnecessary panel changes.\u003c\/p\u003e \u003ch2\u003eThree-pole design for reliable multi-line protection\u003c\/h2\u003e\n\u003cp\u003eThe 3-Pole configuration handles three conductors, making it suitable for multi-phase applications and ensuring coordinated interruption during fault conditions. Designed to integrate smoothly into systems that require a matching Siemens part number, it keeps your electrical protection aligned with your original installation.\u003c\/p\u003e \u003ch2\u003eKey details\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e E63A005\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eImportant compatibility notes\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFit and ratings:\u003c\/strong\u003e Confirm fit and ratings before ordering to avoid mismatches. The part number is the best reference for compatibility with your panel or enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance tasks on existing Siemens circuits where a direct replacement is required.\u003c\/li\u003e \u003cli\u003eRetrofit projects that require upgrading to a matching 3-pole protection device.\u003c\/li\u003e \u003cli\u003eReplacement scenarios where the system demands a precise E63A005-compatible breaker to preserve protection coordination.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical guidance for installation\u003c\/h2\u003e\n\u003cp\u003eTo ensure seamless operation, verify that the panel model and associated electrical ratings align with the E63A005 specifications. Keep the original part number handy during ordering to maintain compatibility across repairs and upgrades, and consult your panel’s documentation to confirm that three-pole protection is appropriate for the circuit layout.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427284701346,"sku":"E63A005","price":510.0,"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-e63a005-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}