{"product_id":"square-d-qou320vh-circuit-breaker","title":"Square D | QOU320VH | Circuit Breaker | 20A | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Square D QOU320VH: a 20A, 3-Pole circuit breaker tailored for maintenance, retrofit, and replacement projects where exact compatibility is non-negotiable.\u003c\/p\u003e \u003cp\u003eWhy choose this model? The QOU320VH is defined by its precise part reference, ensuring you aren’t guessing about fit in your Square D panel. Built to slot into compatible enclosures with matching ratings, it protects circuits reliably while preserving panel design integrity.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QOU320VH\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement in compatible Square D installations\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering; part number is the best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is ideal for professionals and qualified technicians handling panel updates or service calls where exact matches matter. By sticking with the QOU320VH designation, you reduce the risk of mismatched trip characteristics or mounting issues that can occur when substituting generic substitutes.\u003c\/p\u003e \u003cp\u003ePractical tips for use:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways power down the panel and verify the service disconnect before removing or installing a breaker.\u003c\/li\u003e \u003cli\u003eMatch the breaker’s amperage rating to the circuit it protects to ensure proper fault protection and code compliance.\u003c\/li\u003e \u003cli\u003eKeep the part number handy during procurement to streamline compatibility checks and warranty support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427226570914,"sku":"QOU320VH","price":937.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/square-d-qou320vh-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}