{"product_id":"siemens-eh3b020l-circuit-breaker","title":"Siemens | EH3B020L | Circuit Breaker | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens EH3B020L Circuit Breaker — a robust 3-pole, 480V unit engineered for reliable protection in three-phase power systems. Built for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker helps you keep critical equipment safe and downtime minimal.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e EH3B020L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e maintenance, retrofit, and replacement in Siemens-compatible panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eIn industrial and commercial electrical installations, matching the exact part number EH3B020L is the simplest way to ensure correct fit, mounting, and electrical characteristics. The ultimate goal is safe operation and rapid service; using the correct three-pole, 480V breaker helps protect three-phase equipment from overloads and provides predictable tripping behavior aligned with your system’s design.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eHow to use it effectively\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eUse as a precise replacement for existing Siemens breakers with the same part number or as a retrofit option when your panel requires a 3-Pole, 480V device.\u003c\/li\u003e\n\u003cli\u003eBefore ordering, \u003cem\u003econfirm fit and ratings\u003c\/em\u003e by cross-checking the panel label and the service requirements. The EH3B020L is the best reference for compatibility.\u003c\/li\u003e\n\u003cli\u003eIdeal for facilities with three-phase equipment, including motors, drives, and process controls that demand reliable protection at 480 volts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eElectrical technicians, maintenance engineers, and facility managers who manage Siemens systems will appreciate the clarity of part-number-based sourcing, the streamlined replacement process, and the confidence that this 3-pole, 480V breaker fits your panel and protection scheme.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427504050338,"sku":"EH3B020L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-eh3b020l-circuit-breaker-3-pole-480v-321.webp?v=1789733255","url":"https:\/\/www.ampstate.com\/products\/siemens-eh3b020l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}