{"product_id":"square-d-qo220h","title":"Square D QO220H 20A 2-Pole 240 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QO220H 20A 2-Pole 240 V Circuit Breaker Potential Transformer — a trusted protection device designed to safeguard 240-volt circuits with decisive, reliable performance. Identified by Part Number QO220H, this breaker is built to fit the Square D QO family, delivering dependable overload and short-circuit protection when two poles are energized at 240 volts.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\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 QO220H\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\/Series:\u003c\/strong\u003e Square D QO family\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for residential and light commercial use, the QO220H protects 240V circuits powering appliances, tools, and equipment that demand reliable two-pole protection. Its 20-amp rating makes it a precise choice for circuits where controlled current and fast interruption matter, helping to prevent overheating, damage to wiring, and fire hazards.\u003c\/p\u003e \u003ch3\u003eWhy this matters for your electrical system\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAccurate protection for 240V circuits ensures safe operation of dual-voltage loads without compromising on power availability.\u003c\/li\u003e \u003cli\u003ePart of the trusted Square D QO lineup, offering compatibility with compatible panels and existing electrical layouts.\u003c\/li\u003e \u003cli\u003eSimple replacement option that aligns with standard 2-pole, 240V circuit configurations, helping maintain code-compliant installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eHomeowners upgrading or maintaining 240V circuits in a residential setting.\u003c\/li\u003e \u003cli\u003eElectricians seeking a reliable 20A, 2-pole solution for two-wire 240V loads.\u003c\/li\u003e \u003cli\u003eFacilities managers coordinating panel upgrades or replacements within existing Square D QO ecosystems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical notes: Ensure compatibility with your panel and circuit arrangement by using the exact part number QO220H. As with all high-voltage work, follow local codes and safety guidelines, and turn off main power before servicing electrical panels.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423150166178,"sku":"QO220H","price":488.0,"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-qo220h","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}