{"product_id":"siemens-b290r00s01-circuit-breaker","title":"Siemens | B290R00S01 | Circuit Breaker | 90A | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens B290R00S01 circuit breaker delivers reliable overcurrent protection for 240V circuits with a precise 90A capacity. Featuring a 2-pole design, this unit is engineered for maintenance, retrofit, and replacement projects where exact specifications matter. Identified by the part number B290R00S01, it’s the reliable reference point for compatibility in Siemens panels and compatible systems.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e B290R00S01\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, replacement where matching specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes it unique\u003c\/h3\u003e\n\u003cp\u003eThis Siemens breaker is not a generic add-on; it’s purpose-built to match the exact electrical characteristics of many Siemens panels. By prioritizing a precise 90A, 2-pole, 240V configuration, it ensures proper trip performance, secure terminations, and consistent protection for multi-wire branch circuits. The dedicated part number B290R00S01 serves as the best reference for compatibility, helping you avoid mismatches that can lead to nuisance trips or improper protection.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing aging or failing 90A, 2-pole 240V breakers in existing Siemens panels\u003c\/li\u003e \u003cli\u003eRetrofit projects where existing hardware requires exact 90A, 2-pole, 240V specifications\u003c\/li\u003e \u003cli\u003eMaintenance replacements to maintain original system protection characteristics\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and fit guidance\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings using the part number B290R00S01 as your primary reference. Confirm that your panel accepts a 90A, 2-pole, 240V breaker with the same bus connection type and listing. If in doubt, cross-check the panel’s labeling and manufacturer listings to ensure seamless integration and uninterrupted protection.\u003c\/p\u003e \u003ch3\u003eInstallation and safety tips\u003c\/h3\u003e\n\u003cp\u003eFollow standard electrical safety practices: shut off power at the main, use appropriate tools, and adhere to panel-specific torque and termination guidelines. If you’re not experienced with panel replacements, consider engaging a licensed electrician to ensure proper installation and compliance with local codes.\u003c\/p\u003e \u003cp\u003eReady for an exact, reliable swap in your Siemens setup? Add the Siemens B290R00S01 circuit breaker to your cart and restore precise protection for 240V circuits today.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427289518242,"sku":"B290R00S01","price":408.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-b290r00s01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}