{"product_id":"siemens-eh3b040l-circuit-breaker","title":"Siemens | EH3B040L | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens EH3B040L — 3-Pole Circuit Breaker\u003c\/strong\u003e is a purpose-built protection device designed for maintenance, retrofit, and replacement projects where precise compatibility matters.\u003c\/p\u003e \u003cp\u003eDesigned for three‑phase electrical systems, the 3‑Pole configuration ensures comprehensive circuit protection across all phases in Siemens‑compatible panels. When you’re upgrading or stocking parts for service calls, the EH3B040L is the reliable choice that aligns with Siemens’ engineering standards.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole — suitable for three‑phase circuits that require protection across three conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact reference for compatibility:\u003c\/strong\u003e The part number EH3B040L is your best reference for matching panels and ratings—keep it handy when ordering or cross‑checking.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePurpose-built for practical scenarios:\u003c\/strong\u003e Ideal for maintenance, retrofit, and replacement tasks where you need a like‑for‑like fit with your existing Siemens setup.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit and ratings verification:\u003c\/strong\u003e Before ordering, confirm fit and ratings to ensure seamless integration with your distribution system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWho benefits:\u003c\/strong\u003e Electrical contractors, facility managers, and service technicians who work with Siemens electrical distributions and require dependable, field‑tested protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse cases:\u003c\/strong\u003e Replacing worn breakers in three‑phase panels, retrofitting legacy systems to modern protection standards, and stocking spare parts to minimize downtime during plant maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNote: This description reflects the provided product details. Rely on the part number EH3B040L as the definitive compatibility reference, and always verify fit and ratings prior to purchase to ensure optimal performance in your specific installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427503919266,"sku":"EH3B040L","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-eh3b040l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}