{"product_id":"siemens-ed21b050l-circuit-breaker","title":"Siemens | ED21B050L | Circuit Breaker | 1-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens ED21B050L Circuit Breaker is a precise, single-pole bolt-on solution designed to protect electrical circuits inside compatible Siemens panels. Identified by the part number ED21B050L, this breaker is built for maintenance, retrofit, and replacement projects where exact specifications and reliable compatibility matter.\u003c\/p\u003e \u003ch3\u003eWhy this 1-Pole Bolt-On breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e1-Pole, bolt-on design:\u003c\/strong\u003e Provides a secure, vibration-resistant connection ideal for panelboards and enclosures that require a bolt-on mounting method.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e Siemens-certified reference:\u003c\/strong\u003e The ED21B050L part number is the most reliable reference for matching compatibility with existing installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly:\u003c\/strong\u003e A straightforward replacement option when upgrading or maintaining single-pole protection in your system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey compatibility details\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e ED21B050L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering to ensure seamless compatibility with your panel or enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is ideal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eTechnicians performing routine maintenance on Siemens panelboards who need a dependable, exact-match replacement.\u003c\/li\u003e \u003cli\u003eRetrofit projects where single-pole protection is required and bolt-on mounting is the designated method.\u003c\/li\u003e \u003cli\u003eService teams upgrading older installations to maintain consistent protection characteristics with existing Siemens equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or obsolete breaker in a Siemens system without modifying the panel layout.\u003c\/li\u003e \u003cli\u003eAdding a new single-pole protection point in a retrofit where bolt-on mounting is specified by the panel design.\u003c\/li\u003e \u003cli\u003eField service scenarios that require a compatible, readily identifiable part number for quick ordering and turnout.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems this model solves\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEliminates guesswork in compatibility by aligning with Siemens’ documented part number (ED21B050L).\u003c\/li\u003e \u003cli\u003eProvides secure mounting to prevent loose connections and arcing in vibration-prone environments.\u003c\/li\u003e \u003cli\u003eDelivers a straightforward path for maintenance and replacements, reducing downtime in service panels.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for verifying fit and ensuring peace of mind\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways compare your existing panel’s documentation to confirm that a 1-pole bolt-on breaker is the correct configuration for your location and panel type.\u003c\/li\u003e \u003cli\u003eUse the ED21B050L part number as the definitive reference when cross-checking catalogs, panels, or replacement logs.\u003c\/li\u003e \u003cli\u003eDouble-check the required electrical ratings and trip characteristics to ensure the replacement maintains the intended protection level.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens ED21B050L 1-Pole Bolt-On circuit breaker, you gain a dependable, purpose-built solution for maintenance, retrofit, and replacement projects. Its bolt-on design delivers secure mounting, while the clear part-number reference simplifies ordering and compatibility checks—so you can keep electrical systems protected and running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426658537634,"sku":"ED21B050L","price":240.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ed21b050l-circuit-breaker-1-pole-bolt-844.webp?v=1789601642","url":"https:\/\/www.ampstate.com\/products\/siemens-ed21b050l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}