{"product_id":"square-d-qob250epd-50a-240v-2-pole-bolt-on-circuit-breaker","title":"Square D QOB250EPD - 50 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QOB250EPD is a purpose‑built 50A, 240V, 2‑pole bolt‑on molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short‑circuit protection in panelboards and loadcenters. Built for long‑lasting performance, this breaker combines a rugged mounting method with precise protection characteristics to keep electrical systems safe and operational.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt‑on mounting\u003c\/strong\u003e provides a rigid, vibration‑resistant bus connection, improving reliability in panels subject to movement or vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining overload (thermal) protection with instantaneous short‑circuit interruption (magnetic), reducing nuisance trips and ensuring quick response to faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM‑level compatibility\u003c\/strong\u003e is designed to work with matching Square D OEM loadcenters and panelboards, simplifying replacement and ensuring proper fit and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple environments\u003c\/strong\u003e—suitable for residential, commercial, and light industrial applications where 240V branch circuits require solid protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: QOB250EPD\u003c\/li\u003e \u003cli\u003eType: Thermal‑magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 50A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt‑on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short‑circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eReal‑world use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtecting 240V branch circuits in new or retrofit panelboards and loadcenters where a secure bolt‑on connection is preferred for stability in dusty or vibration‑prone environments.\u003c\/li\u003e \u003cli\u003eSupplying reliable protection for 240V equipment in light commercial installations, such as lighting panels, HVAC subpanels, or small‑to‑mid‑demand circuits.\u003c\/li\u003e \u003cli\u003eReplacing aging or incompatible breakers in OEM panels with a matching bolt‑on solution that preserves panel labeling and performance characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this model stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDistinctive bolt‑on design ensures a robust, vibration‑resistant connection that stays secure over time.\u003c\/li\u003e \u003cli\u003eThe thermal‑magnetic protection strategy provides dependable, predictable interrupting behavior tailored to both sustained overloads and sudden faults.\u003c\/li\u003e \u003cli\u003eDesigned to mate with matching Square D OEM loadcenters and panelboards, reducing compatibility risk and easing future maintenance or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you're configuring a new panel, upgrading an aging installation, or stocking essential protection for 240V circuits, the Square D QOB250EPD delivers targeted protection with durable construction and panel‑level compatibility. It’s a precise, dependable choice for safeguarding residential, commercial, and light industrial electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355412648098,"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_9cd7eded-c622-49f9-8673-bbb99340170b.png?v=1764691952","url":"https:\/\/www.ampstate.com\/products\/square-d-qob250epd-50a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}