{"product_id":"eaton-qc1045-45a-240v-1-pole-circuit-breaker","title":"Eaton QC1045 - 45 A, 240 V, 1-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton QC1045 is a 45A, 240V, 1-pole molded-case circuit breaker engineered to protect branch circuits in panelboards and loadcenters. Built for dependable overcurrent and short-circuit protection, it delivers consistent performance in a compact form factor that helps maximize panel space and simplify installation.\u003c\/p\u003e \u003ch2\u003eWhy the QC1045 stands apart\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design\u003c\/strong\u003e minimizes footprint inside your panel, giving you more room for additional circuit breakers without sacrificing protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection across a range of fault conditions, reducing nuisance trips and maintaining system reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible integration\u003c\/strong\u003e is designed to be compatible with matching Eaton OEM loadcenters and panelboards, making replacements and upgrades straightforward.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile residential, commercial, and light industrial application\u003c\/strong\u003e—suitable for a variety of single-pole circuits that require solid protection at 240V.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 45 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases and setup tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIdeal for protecting individual branch circuits in residential panels that power outlets, lighting, or dedicated appliances on a 240V supply.\u003c\/li\u003e \u003cli\u003eGreat fit for commercial environments and light industrial installations where reliable single-pole protection and space-efficient panel design are priorities.\u003c\/li\u003e \u003cli\u003eWhen upgrading or replacing an existing breaker, verify compatibility with your panelboard’s OEM specification to ensure seamless operation and consistent trip performance.\u003c\/li\u003e \u003cli\u003ePair with matching panel enclosures to maintain electrical system integrity and simplify future troubleshooting or expansion.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eEngineered with a focus on real-world performance and ease of use, the Eaton QC1045 delivers dependable protection for essential circuits without sacrificing panel organization or serviceability. Choose QC1045 for a trusted, space-conscious solution that keeps your electrical system safe and running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349664518306,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_28224226-a083-493a-b8e5-3c24e0873318.png?v=1764153118","url":"https:\/\/www.ampstate.com\/products\/eaton-qc1045-45a-240v-1-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}