{"product_id":"square-d-qo2100bns-circuit-breaker","title":"Square D | QO2100BNS | Circuit Breaker | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QO2100BNS, a purpose-built 2-pole circuit breaker designed for 240-volt circuits. This unit is a reliable choice for maintenance, retrofit, and replacement projects where exact specs matter, helping you restore safe, continuous power in your electrical panels.\u003c\/p\u003e \u003ch2\u003eWhy the Square D QO2100BNS stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole, 240V protection\u003c\/strong\u003e ensures both hot legs trip together, delivering dependable, simultaneous interruption for safer operation of 240V circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQO family compatibility\u003c\/strong\u003e designed to integrate with Square D QO panels, offering a straightforward path to replacement or upgrade within existing systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact part for the job\u003c\/strong\u003e the QO2100BNS is the definitive reference for compatibility—use the part number to verify fit before ordering.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple project types\u003c\/strong\u003e ideal for ongoing maintenance, retrofit installations, and efficient replacements when matching specifications is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUse cases and practical applications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRestoring 240V circuit protection in residential service panels after a breaker failure or routine maintenance.\u003c\/li\u003e \u003cli\u003eUpgrading or retrofitting old panels to ensure reliable 240V circuit protection without a full panel replacement.\u003c\/li\u003e \u003cli\u003eReplacing worn-out or mismatched breakers in commercial or light-industrial applications that rely on precise, compatible protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to verify fit and proper installation\u003c\/h2\u003e\n\u003cp\u003eBefore purchasing, confirm that your panel supports the Square D QO family and that the \u003cstrong\u003eQO2100BNS\u003c\/strong\u003e matches the required ratings for your circuit. The part number is the best reference for compatibility, so cross-reference it with your panel label or manufacturer documentation. If you’re replacing a failed 240V breaker, ensure the new unit corresponds to the same pole count and voltage rating as the existing device.\u003c\/p\u003e \u003ch2\u003eInstallation considerations and safety\u003c\/h2\u003e\n\u003cp\u003eWork on a de-energized panel and follow all local electrical codes. Use appropriate personal protective equipment, and if you’re unsure about panel compatibility or safe installation practices, consult a licensed electrician. This 2-pole 240V breaker is intended for substitution in compatible Square D QO panels, delivering reliable protection when the exact specifications align with your load center.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number QO2100BNS is your most reliable reference to ensure seamless compatibility with your Square D panel.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424406425762,"sku":"QO2100BNS","price":159.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qo2100bns-circuit-breaker-2-pole-240v-619.webp?v=1789353123","url":"https:\/\/www.ampstate.com\/products\/square-d-qo2100bns-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}