{"product_id":"square-d-qob330epd","title":"Square D QOB330EPD 30A 3-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QOB330EPD 30A 3-Pole 240 V Circuit Breaker—the dependable protection your 240-volt, three‑phase or multi‑wire electrical systems deserve. With a 30-amp rating across three poles, this breaker interrupts current on all live conductors, helping prevent damage from overloads, short circuits, and electrical faults before they impact equipment or safety.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 30 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QOB330EPD\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe QOB330EPD is purpose-built for reliability in demanding environments where heavy loads drive motors, compressors, and other 240V equipment. Its three-pole design ensures synchronized interruption across all conductors, enhancing protection for 3‑phase machines and reducing the risk of fault propagation that can occur with single- or two-pole breakers.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this model?\u003c\/strong\u003e It provides precise, consistent protection for 240V circuits while simplifying inventory and replacement planning thanks to a clearly identified part number (QOB330EPD). By safeguarding three essential conductors at once, it helps minimize downtime and maintenance costs in commercial and industrial settings.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e include industrial machinery, HVAC drives, large air compressors, and other equipment that requires robust 3‑pole, 240V protection. If your installation relies on a dedicated 240V, three‑pole circuit, the Square D QOB330EPD is designed to meet that need with dependable performance.\u003c\/p\u003e \u003cp\u003eWhen planning an upgrade or replacement, consider this model for its clear specifications and reliable operation in Square D environments. For installations demanding solid overcurrent protection across three conductors, the QOB330EPD delivers a targeted, practical solution—aligning with your 240V system requirements and component compatibility considerations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423538598050,"sku":"QOB330EPD","price":3139.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-qob330epd","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}