{"product_id":"siemens-ed21b080-circuit-breaker","title":"Siemens | ED21B080 | Circuit Breaker | 80A | 1-Pole | 120V","description":"\u003cdiv\u003eSiemens ED21B080 Circuit Breaker is a purpose-built solution for maintenance, retrofit, and replacement projects where exact specs matter. This unit delivers reliable overcurrent protection for a dedicated 120V circuit, built to match the original design and performance characteristics of Siemens panels. \u003cstrong\u003eKey specifications\u003c\/strong\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 80A\u003c\/li\u003e \u003cli\u003ePoles: 1-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 120V\u003c\/li\u003e \u003cli\u003ePart number: ED21B080\u003c\/li\u003e\n\u003c\/ul\u003e Notes to ensure a perfect fit: confirm the exact fit and ratings before ordering. The part number ED21B080 is the most reliable reference for compatibility with your panel and existing wiring configuration. \u003cstrong\u003eWhy this matters\u003c\/strong\u003e\nThis Siemens breaker is designed for scenarios where you need precise, compatible protection with minimal guesswork. By choosing the ED21B080, you’re selecting a component that aligns with Siemens’ engineering standards for single-pole, 120V circuits and an 80A rating—critical for maintaining electrical safety and system reliability during any maintenance, retrofit, or replacement project. \u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or damaged breaker on a Siemens panel with an exact 80A, 1-Pole, 120V specification.\u003c\/li\u003e \u003cli\u003eRetrofit projects where the existing panel requires matching ED21B080 characteristics to maintain electrical protection integrity.\u003c\/li\u003e \u003cli\u003eMaintenance tasks that demand a straightforward, compatible component to restore circuit protection without panel modifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cstrong\u003ePractical guidance\u003c\/strong\u003e\n- Always verify fit and ratings against the panel’s listing before purchasing. The ED21B080 part number serves as the clearest compatibility signal.\n- Plan for safe installation: disconnect the main power, confirm the circuit requirements, and use appropriate tools and safety practices. If in doubt, consult a licensed electrician. This Siemens circuit breaker is the dependable choice when your project hinges on exact specifications, ease of replacement, and reliable 80A, 1-Pole protection for a 120V circuit. Keep the ED21B080 on hand as the definitive reference for compatibility and future maintenance needs.\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427490156706,"sku":"ED21B080","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ed21b080-circuit-breaker-80a-1-pole-120v-489.webp?v=1789730712","url":"https:\/\/www.ampstate.com\/products\/siemens-ed21b080-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}