{"product_id":"siemens-ef2b040l-circuit-breaker","title":"Siemens | EF2B040L | Circuit Breaker | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens EF2B040L\u003c\/strong\u003e is a 2-pole circuit breaker rated for 600V, engineered to safeguard electrical circuits in industrial and commercial environments. Designed for maintenance, retrofit, and replacement projects, this unit ensures precise compatibility when you’re updating or restoring panel protection with exact specifications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 2-Pole, providing simultaneous disconnection of both conductors for reliable, coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V, suitable for a wide range of industrial and commercial distribution systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e EF2B040L — using the exact part number is your best way to verify compatibility with your existing Siemens installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal use cases:\u003c\/strong\u003e maintenance, retrofits, and replacements where matching Siemens specifications is required, helping you minimize downtime and ensure proper protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the most reliable reference for compatibility with your panel.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model matters for your project\u003c\/h3\u003e\n\u003cp\u003eChoosing the EF2B040L means selecting a device designed to integrate seamlessly with Siemens panels that call for this exact specification. By sticking to the EF2B040L reference, you reduce the risk of mismatched trip characteristics, mounting footprint, or electrical compatibility—all of which can lead to unnecessary service interruptions.\u003c\/p\u003e \u003ch3\u003ePractical guidance for installation and verification\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore purchasing, cross-check the panel labeling and existing breaker part number to confirm the EF2B040L is the correct match.\u003c\/li\u003e \u003cli\u003eUse the part number as the primary compatibility check, then verify the voltage rating aligns with your system (600V).\u003c\/li\u003e \u003cli\u003ePlan for routine maintenance or planned replacements by stocking the EF2B040L to streamline service windows and keep electrical protection uninterrupted.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427505524898,"sku":"EF2B040L","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-ef2b040l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}