{"product_id":"square-d-qo120cafi-20a-120v-1-pole-plug-in-circuit-breaker","title":"Square D QO120CAFI - 20 A, 120 V, 1-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QO120CAFI is your go-to 20 A, 120 V, 1-pole plug-in circuit breaker designed to protect every branch of your electrical system with precision. Built for quick, secure installation, this molded-case breaker integrates seamlessly into Square D QO panelboards and load centers, delivering reliable overcurrent and short-circuit protection for residential, commercial, and light industrial applications.\u003c\/p\u003e \u003ch3\u003eWhy the QO120CAFI stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for straightforward installation and hassle-free replacement, minimizing downtime on service or maintenance calls.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection performance across a wide range of load conditions, reducing nuisance trips and improving reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e engineered to pair with matching Square D OEM load centers and panelboards, ensuring consistent fit and predictable behavior.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSingle-pole, 20 A, 120 V configuration\u003c\/strong\u003e ideal for protecting individual branch circuits without unnecessary complexity or bulk.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and who benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eHomeowners upgrading or repairing branch circuits in residential panelboards—simple replacement that restores circuit protection quickly.\u003c\/li\u003e \u003cli\u003eElectrical contractors wiring or servicing commercial spaces—compact, reliable protection for lighting and receptacle circuits.\u003c\/li\u003e \u003cli\u003eLight industrial setups needing dependable protection for specific equipment and conveyors where a single-pole solution is appropriate.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility, installation, and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDesigned for plug-in mounting in Square D QO series panelboards and compatible load centers—verify the panel is rated for 120 V and supports 1-pole 20 A breakers.\u003c\/li\u003e \u003cli\u003eReplace only with the same type and rating to maintain coordinated protection and warranty coverage.\u003c\/li\u003e \u003cli\u003ePower should be de-energized during replacement; ensure the load center’s main disconnect is off before servicing any breakers.\u003c\/li\u003e \u003cli\u003eKeep in mind circuit labeling and labeling practices to maintain clear, safe operation and easy future maintenance.\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 QO120CAFI\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 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 120 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1\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 \u003cp\u003eWith the Square D QO120CAFI, you gain precise protection, reliable performance, and installation practicalities that matter in everyday electrical work. This 1-pole, 20 A breaker is built to endure the demands of real-world panel systems, delivering consistent protection when it’s needed most. Ready to upgrade or replace a troublesome breaker? The QO120CAFI is the thoughtful, purpose-built choice for safe, efficient electrical protection in your space.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355396001954,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qo120cafi-20-a-120-v-1-pole-plug-in-circuit-breaker-367.webp?v=1788754191","url":"https:\/\/www.ampstate.com\/products\/square-d-qo120cafi-20a-120v-1-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}