{"product_id":"square-d-fa14020b-20a-1-pole-plug-in-circuit-breaker","title":"Square D FA14020B - 20 A, 1-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003ePowerful, dependable protection for your electrical panel is here with the Square D FA14020B. This 20A, 1-pole plug-in molded case circuit breaker is designed to safeguard branch circuits in panelboards and loadcenters, delivering fast, hassle-free replacement and reliable overcurrent protection where it matters most—whether you’re wiring a home, a small business, or light industrial equipment.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e enables quick installation and effortless replacements, minimizing downtime on service and maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection for both overloads and short circuits, maintaining circuit integrity across varying loads and temperatures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is specifically engineered to work with matching Square D load centers and panelboards, ensuring a clean, reliable fit and straightforward field replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole, 20A configuration\u003c\/strong\u003e protects a single branch circuit—ideal for lighting, receptacle circuits, and other common residential or light commercial loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems does it solve?\u003c\/h3\u003e\n\u003cp\u003eThe FA14020B addresses the critical need for quick serviceability and dependable protection in everyday electrical systems. When a branch circuit experiences an overload or a short, the thermal element reacts to sustained temperature rises while the magnetic component responds to high-current faults, opening the circuit before damage occurs. This combination reduces the risk of overheating, electrical fires, and equipment damage, giving you peace of mind in high-use areas like kitchens, workshops, and office spaces.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential panelboards servicing lighting and outlet circuits where rapid replacement is valuable during maintenance windows.\u003c\/li\u003e \u003cli\u003eCommercial panel centers in small offices or shops needing reliable 1-pole protection for individual circuits.\u003c\/li\u003e \u003cli\u003eLight industrial applications where a dedicated 20A circuit powers fans, conveyors, or other moderate loads, with quick field swap capability if protection trips.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\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 FA14020B\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 20A\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 \u003ch3\u003eWhy choose this FA14020B model?\u003c\/h3\u003e\n\u003cp\u003eChoosing a Square D FA14020B means opting for a proven, field-friendly solution that keeps your panel organized and serviceable. The plug-in design reduces the time needed to replace a failed breaker, while the thermal-magnetic trip mechanism delivers dependable protection without frequent nuisance trips. Its compatibility with matching OEM load centers ensures a cohesive, code-aligned installation path, and the 1-pole configuration is perfect for targeted, non-motor branch circuits where precise protection matters.\u003c\/p\u003e \u003ch3\u003ePractical tips for installation and use\u003c\/h3\u003e\n\u003cp\u003eBefore replacing or adding this breaker, verify that your panelboard is designed for plug-in molded case breakers of the same family. Keep a spare FA14020B on hand for quick downtimes during maintenance. Use in conjunction with proper panel labeling and ensure the load on the protected circuit remains within the 20A limit to prevent nuisance trips and extend the life of the breaker and wiring.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355215417506,"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-fa14020b-20-a-1-pole-plug-in-circuit-breaker-ampstate-913.webp?v=1788741907","url":"https:\/\/www.ampstate.com\/products\/square-d-fa14020b-20a-1-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}