{"product_id":"siemens-e63b020-circuit-breaker","title":"Siemens | E63B020 | Circuit Breaker | 20A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens E63B020 Circuit Breaker—a purpose-built 3-pole protection device engineered for reliable performance in three-phase electrical systems. With a 20A rating per pole and a 600V maximum, this unit is designed to slot into Siemens panels that require exact matching specifications, delivering dependable interruption and safeguarding downstream equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e E63B020\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters for your system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThree-pole design protects all conductors in three-phase circuits, providing balanced protection across the system.\u003c\/li\u003e \u003cli\u003e600V compatibility expands its utility in commercial and light industrial distribution panels that operate at higher voltages.\u003c\/li\u003e \u003cli\u003eExact part-number compatibility (E63B020) minimizes guesswork during replacements, retrofits, or upgrades, helping you maintain consistency with your existing Siemens installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofits in Siemens panels that originally specify a 3-pole, 20A, 600V breaker.\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore protective performance without changing panel architecture.\u003c\/li\u003e \u003cli\u003eNew installations in systems designed for three-phase distribution where Siemens compatibility is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow to ensure a proper fit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBefore ordering, verify that the panel labeling calls for a 3-pole, 20A, 600V device and that the part number aligns with E63B020. The E63B020 designation is the most reliable reference for compatibility with your Siemens equipment.\u003c\/p\u003e \u003cp\u003eDesigned for professionals who value precise compatibility and dependable protection, the Siemens E63B020 Circuit Breaker makes maintenance and upgrades straightforward—keeping three-phase machinery safeguarded and your electrical system aligned with manufacturer specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426790527138,"sku":"E63B020","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-e63b020-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}