{"product_id":"square-d-qo335-35a-3p-240v-circuit-breaker","title":"Square D QO335 35A 3P 240V Circuit Breaker, QO, Plug-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QO335 35A 3P 240V Circuit Breaker — a purpose-built safeguard for everyday electrical work. Designed for panelboards, load centers, and electrical distribution, this QO plug-on breaker offers a precise, on-spec replacement where a direct part-number match truly matters.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: QO335\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: QO Plug-On Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 35 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability\u003c\/strong\u003e: Available from AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn professional panels, compatibility isn’t optional — it’s essential for safety and performance. The QO335’s plug-on design enables quick, secure mounting on the bus and ensures the breaker's electrical characteristics align with Square D QO panelboards. By choosing an exact part-number match, you avoid the uncertainty of substitutes and preserve the panel’s approved protection scheme.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacement in QO-series panelboards and load centers for 35 A, 3-pole, 240 V circuits\u003c\/li\u003e \u003cli\u003eSpare inventory for maintenance vehicles, panel builders, and service teams who rely on direct-fit parts\u003c\/li\u003e \u003cli\u003eRetrofits or new-builds in commercial or light industrial distributions that require a true QO plug-on breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat you gain with this part\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFast, tool-friendly installation thanks to the plug-on design\u003c\/li\u003e \u003cli\u003eReliable protection specifically matched to 240 V, 35 A, three-pole circuits\u003c\/li\u003e \u003cli\u003ePeace of mind from using a genuine Square D QO component with confirmed compatibility\u003c\/li\u003e \u003cli\u003eClear path to confirm fit — if you’re unsure, message us and we’ll help verify compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for professionals who value exact-fit reliability, the QO335 from AmpState is your trusted choice for safe, consistent circuit protection in everyday electrical systems. Add it to your cart for a precise, ready-to-install solution that keeps panel performance predictable and compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410873995426,"sku":"QO335","price":300.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qo335-35a-3p-240v-circuit-breaker-qo-plug-on-ampstate-749.webp?v=1788982412","url":"https:\/\/www.ampstate.com\/products\/square-d-qo335-35a-3p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}