{"product_id":"siemens-ed42s125al-circuit-breaker","title":"Siemens | ED42S125AL | Circuit Breaker | 125A | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens ED42S125AL circuit breaker—a durable 125A, 480V overcurrent protection device crafted for demanding electrical distributions in industrial and commercial environments. When you need a precise, reliable replacement or retrofit that aligns with Siemens engineering, this part delivers the fit and performance you rely on.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e ED42S125AL\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest use cases:\u003c\/strong\u003e maintenance, retrofit, and replacement in compatible Siemens panels or systems requiring the ED42S125AL specification\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering—the part number is the best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your operation\u003c\/p\u003e \u003cul\u003e \u003cli\u003eProvides dependable protection for feeders and equipment against overcurrent, helping prevent damage and unplanned downtime.\u003c\/li\u003e \u003cli\u003eSiemens-approved part ensures alignment with your existing panel configuration and electrical protection strategy, reducing the risk of compatibility issues during upgrades.\u003c\/li\u003e \u003cli\u003eDesigned for 480V distribution environments, making it a practical choice for mid- to high-voltage electrical systems found in commercial facilities and light industrial settings.\u003c\/li\u003e \u003cli\u003eEasy identification and sourcing through the exact part number ED42S125AL simplifies procurement and record-keeping, supporting efficient maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker\u003c\/p\u003e \u003cul\u003e \u003cli\u003eElectrical maintenance teams conducting panel upgrades or replacements in Siemens-compatible systems\u003c\/li\u003e \u003cli\u003eFacility engineers overseeing 480V distribution networks that require reliable 125A protection\u003c\/li\u003e \u003cli\u003eContractors and electricians performing retrofit work where precise part matching is essential for safety and compliance\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for a smooth fit\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAlways verify the panel label and service documentation to confirm that ED42S125AL is the correct replacement part.\u003c\/li\u003e \u003cli\u003ePlan for proper installation by a licensed electrician, ensuring all local electrical codes and safety standards are followed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427489665186,"sku":"ED42S125AL","price":1891.0,"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-ed42s125al-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}