{"product_id":"siemens-ef3b020-circuit-breaker","title":"Siemens | EF3B020 | Circuit Breaker | 3-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens EF3B020 Circuit Breaker—a trusted 3-Pole bolt-on solution built for reliability in commercial, industrial, and equipment panel environments. Designed for situations where exact specifications matter, this breaker is ideal for maintenance, retrofit, and replacement projects that require precise compatibility with Siemens systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole bolt-on design\u003c\/strong\u003e suited for three‑phase panel configurations and secure, straightforward mounting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEF3B020 reference\u003c\/strong\u003e enables exact compatibility—use the part number as your primary guide when sourcing and matching breakers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement ready\u003c\/strong\u003e to extend panel life and support upgrades without compromising electrical safety or performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear fit guidance\u003c\/strong\u003e— verify the breaker’s fit and ratings before ordering to ensure seamless integration with your existing Siemens infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re refreshing an aging panel, upgrading to a compatible Siemens configuration, or stocking parts for service crews, the EF3B020 delivers dependable operation in demanding environments. A 3-Pole bolt-on breaker like this one helps maintain balanced protection across multi‑phase circuits, reducing the risk of mis-matched components and ensuring consistent tripping behavior in fault conditions.\u003c\/p\u003e \u003ch3\u003eWhy choose Siemens for this application\u003c\/h3\u003e\n\u003cp\u003eSiemens is renowned for durable, standards-aligned electrical components that support long service life and consistent performance. The EF3B020 is designed to slot into compatible Siemens panels with confidence, backed by Siemens engineering and a broad service network that makes part sourcing straightforward for maintenance teams and OEMs alike.\u003c\/p\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNotes: Confirm fit and ratings before ordering. The part number EF3B020 is the best reference for compatibility.\u003c\/li\u003e \u003cli\u003eEnsure your panel supports a 3‑pole bolt‑on configuration and that the mounting pattern matches the EF3B020 design.\u003c\/li\u003e \u003cli\u003ePrepare for safe installation by following standard electrical safety practices and the panel manufacturer’s guidelines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425643548834,"sku":"EF3B020","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-ef3b020-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}