{"product_id":"square-d-qo350epd-50a-240v-3-pole-plug-in-circuit-breaker","title":"Square D QO350EPD - 50 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003ch2\u003eSquare D QO350EPD: 50A 240V 3-Pole Plug-In Circuit Breaker\u003c\/h2\u003e\n\u003cp\u003eExperience robust branch-circuit protection for panelboards and load centers with this plug-in molded-case breaker from Square D. The QO350EPD is engineered to endure daily electrical demands in residential, commercial, and light-industrial environments, delivering dependable protection when it matters most.\u003c\/p\u003e \u003cp\u003eKey features that distinguish the QO350EPD:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation or replacement, minimizing panel downtime and simplifying service work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by combining a thermal element for overload detection with a magnetic element for rapid short-circuit response.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-loadcenter compatibility\u003c\/strong\u003e ensures a reliable fit and coordinated trip characteristics with matching Square D QO panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 50A, 240V configuration\u003c\/strong\u003e supports three-phase circuits or multi-wire branches in a single protective device.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in mounting\u003c\/strong\u003e enables straightforward integration into compatible enclosures, reducing wiring complexity and installation time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal uses and real-world benefits\u003c\/h3\u003e\n\u003cp\u003eUse the QO350EPD to guard critical branch circuits in small to mid-size commercial spaces, residential panels with 240V circuits, or light-industrial installations. Its precise thermal-magnetic trip behavior translates to predictable protection during overloads and fast response during short circuits, helping protect both equipment and wiring from damage.\u003c\/p\u003e\n\u003cp\u003eBeyond protection, the plug-in design supports easier maintenance and quicker upgrades. When panels require replacement or breaker swaps are needed, this unit delivers a clean, efficient retrofit that keeps projects on schedule.\u003c\/p\u003e \u003ch3\u003eTechnical specifications\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 QO350EPD\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 50 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\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\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355405308066,"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_ed8ece5f-3531-4508-a101-c7603cb06f7d.png?v=1764691871","url":"https:\/\/www.ampstate.com\/products\/square-d-qo350epd-50a-240v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}