{"product_id":"square-d-qda221002-100a-240v-2-pole-plug-in-circuit-breaker","title":"Square D QDA221002 - 100 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eUpgrade your electrical protection with the Square D \u003cstrong\u003eQDA221002\u003c\/strong\u003e from AmpState: a \u003cstrong\u003e100A, 240V\u003c\/strong\u003e, \u003cstrong\u003e2-pole\u003c\/strong\u003e plug-in molded case circuit breaker designed for fast, dependable branch circuit protection in panelboards and load centers. Built to keep demanding electrical systems safe, this breaker delivers predictable performance when it matters most.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and effortless replacement, reducing downtime during service or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection, automatically adjusting to changing load conditions to curb nuisance trips while guarding against short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e is engineered to align with matching Square D load centers and panelboards for a seamless, code-compliant fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile across applications\u003c\/strong\u003e ideal for residential, commercial, and light industrial panel configurations that rely on reliable overcurrent protection.\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 QDA221002\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 100A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\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\u003ePractical use cases and benefits\u003c\/h3\u003e\n\u003cp\u003eDesigned for panel-integrated protection, the QDA221002 excels in protecting branch circuits that feed essential equipment, lighting, outlets, and feeders in both new constructions and upgrade projects. It’s particularly advantageous when you need:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eA reliable, code-compliant solution that fits directly into existing Square D panelboards with minimal modification.\u003c\/li\u003e \u003cli\u003eA quick replacement option during maintenance windows, thanks to its plug-in design.\u003c\/li\u003e \u003cli\u003eConsistent tripping behavior across a range of loads and fault conditions, reducing unexpected outages.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and maintenance tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore installation, confirm panel compatibility with \u003cem\u003eQDA-series\u003c\/em\u003e breakers and ensure power is disconnected.\u003c\/li\u003e \u003cli\u003eInstall in the correct bus position according to panel labeling to maintain proper trip coordination.\u003c\/li\u003e \u003cli\u003eTorque connection points to the manufacturer’s specifications to guarantee reliable electrical contact.\u003c\/li\u003e \u003cli\u003eRegularly inspect for signs of wear or corrosion at the plug-in terminals and replace if needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re upgrading a residential service panel, outfitting a small commercial distribution board, or refreshing a light industrial installation, the Square D \u003cstrong\u003eQDA221002\u003c\/strong\u003e delivers dependable, repeatable protection with plug-in convenience. Trust AmpState to provide authentic Square D components built for longevity and compliant performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355374801058,"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_562bba46-024c-4302-a991-2934d7a966ab.png?v=1764691620","url":"https:\/\/www.ampstate.com\/products\/square-d-qda221002-100a-240v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}