{"product_id":"square-d-qour320-20a-3p-240v-circuit-breaker","title":"Square D QOUR320 Circuit Breaker, 20A, 3-Pole, 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QOUR320 Circuit Breaker — a precise, durable solution for industrial electrical service, maintenance, and replacement projects. With a 20 A rating across 3 poles and a 240 V operating range, this device protects your 3-conductor, high-demand circuits while keeping downtime to a minimum. Built to align with the trusted QO family, the QOUR320 delivers reliable protection in demanding environments where safety and continuity matter.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e — Use the part number QOUR320 to confirm fit within Square D QO panels and ensure seamless integration in your electrical system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 240V protection\u003c\/strong\u003e — Designed to safeguard multi-conductor 240V circuits commonly found in industrial equipment and commercial machinery.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement-ready for maintenance\u003c\/strong\u003e — A straightforward, drop-in replacement that helps you restore circuit protection quickly and minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability\u003c\/strong\u003e — Engineered for consistent performance across installations, with robust construction suited for challenging environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility guidance\u003c\/strong\u003e — Always verify fit by part number and application requirements; if you’re unsure, our team can help confirm compatibility for your project.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases include upgrading or replacing a 3-pole 240V breaker in commercial or light industrial panels, protecting motor feeds or control circuits in 240V systems, and supporting maintenance tasks where a reliable, compatible part is essential.\u003c\/p\u003e \u003cp\u003eWhy choose the QOUR320 within the Square D QO ecosystem? It’s anchored in a family known for predictable panel fit, consistent trip characteristics, and straightforward installation. By selecting the exact part number QOUR320, you reduce the risk of mismatches that can lead to improper protection or fit issues, ensuring your electrical system remains safe and compliant.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: QO\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: QOUR320\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help verify fit for your specific application.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415949594786,"sku":"QOUR320","price":1038.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/square-d-qour320-20a-3p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}