{"product_id":"square-d-qba221002-100a-2-pole-plug-in-circuit-breaker","title":"Square D QBA221002 - 100 A, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QBA221002 is a robust 100 A, 2-pole plug-in molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for quick upgrades and easy servicing, this breaker takes the complexity out of panel maintenance with a straightforward plug-in connection that reduces downtime and simplifies replacements.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey benefits you’ll feel on the job\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e: snap-in installation for rapid wiring and simple swaps during upgrades or repairs, keeping projects on schedule.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: combines overload protection with short-circuit interruption, delivering stable, repeatable protection performance across varying loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: engineered to be fully compatible with matching Square D OEM load centers and panelboards, ensuring dependable coordination and reliable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: suitable for residential, commercial, and light industrial environments where dependable protection and quick servicing matter most.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QBA221002\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical scenarios\u003c\/h3\u003e\n\u003cp\u003eDesigned for panelboard and loadcenter environments, this plug-in breaker is ideal when upgrading service capacity or replacing aging units. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential service panel upgrades where a reliable 100 A two-pole protection device is required for large circuits or feeders\u003c\/li\u003e \u003cli\u003eCommercial distribution panels and light industrial load centers needing quick, maintenance-friendly replacements\u003c\/li\u003e \u003cli\u003eRetrofits in existing Square D systems that demand exact OEM compatibility to maintain protection coordination\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eWhat sets the Square D QBA221002 apart is its combination of fast installation, consistent protection, and compatibility that minimizes integration issues. The plug-in design reduces installation time and equipment downtime, while the thermal-magnetic trip ensures that both poles trip together on a fault, preserving circuit integrity and safety across your electrical system. When you’re balancing reliability, speed, and compatibility in panel upgrades or service calls, this 2-pole 100 A breaker from Square D delivers predictable, dependable performance.\u003c\/p\u003e \u003ch3\u003eTips for optimal performance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify the target panelboard or load center is listed for plug-in equivalents in the Square D QBA family to ensure seamless operation.\u003c\/li\u003e \u003cli\u003eStore spare breakers in a clean, dry environment and handle with care to avoid mechanical damage to the plug-in terminals.\u003c\/li\u003e \u003cli\u003eLabel the new breaker in your panel schedule to reflect its circuit role and ensure easy future servicing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAvailable from AmpState, the Square D QBA221002 100 A, 2-pole plug-in molded case circuit breaker provides dependable, easy-to-install protection for your electrical system—delivering peace of mind for both installers and end users.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355366641826,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_b0a4b78e-ec92-45d9-bfb5-89f9ae8d2272.png?v=1764691558","url":"https:\/\/www.ampstate.com\/products\/square-d-qba221002-100a-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}