{"product_id":"square-d-qba32125-125a-240v-3-pole-plug-in-circuit-breaker","title":"Square D QBA32125 - 125 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cstrong\u003eSquare D QBA32125\u003c\/strong\u003e — 125A, 240V, 3-Pole Plug-In Molded Case Circuit Breaker — engineered for dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. This three-pole plug-in unit is built to simplify installation and streamline replacements, so you spend less time wiring and more time safeguarding your electrical system. \u003ch3\u003eWhy this plug-in breaker stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for fast, secure connections, the QBA32125 snaps into compatible OEM load centers and panelboards, giving you a reliable, code-ready protection solution with minimal downtime. Its thermal-magnetic trip mechanism delivers stable, repeatable protection, reducing nuisance trips and maintaining safe operation across varying loads and temperatures.\u003c\/p\u003e \u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRapid plug-in installation:\u003c\/strong\u003e Quick connection saves time during upgrades, repairs, or panel upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers dependable protection that adapts to both ambient temperature changes and real-world load patterns.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e Designed to work with matching Square D panelboards and load centers, ensuring seamless integration and compliance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable performance across applications:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial environments where robust branch circuit protection is essential.\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 QBA32125\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 125A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\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\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cp\u003eUpgrade or replace aging protection in service panelboards or load centers that drive high-demand circuits. The 125A capacity makes it a solid choice for feeders and critical branch circuits in light industrial or commercial settings, as well as large residential installations with demanding electrical loads. When safety and reliability matter, this breaker provides the right balance of interrupting capacity and quick, secure re-connection.\u003c\/p\u003e \u003ch3\u003ePractical guidance for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMatch this 3-pole plug-in breaker with compatible Square D panelboards to ensure proper fit and protective coordination.\u003c\/li\u003e \u003cli\u003eUse in applications where swift replacement minimizes downtime and service interruptions.\u003c\/li\u003e \u003cli\u003eSchedule periodic inspections of panel connections; a secure plug-in connection helps maintain consistent protection performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professional electrical protection that blends straightforward installation with robust, long-term reliability, choose the \u003cstrong\u003eSquare D QBA32125\u003c\/strong\u003e 125A, 240V, 3-Pole Plug-In Molded Case Circuit Breaker. It’s a thoughtful, purpose-built solution for safeguarding branch circuits across residential, commercial, and light industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355369885858,"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_65a78bbb-9183-4a5b-b21d-dee8df114a73.png?v=1764691581","url":"https:\/\/www.ampstate.com\/products\/square-d-qba32125-125a-240v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}