{"product_id":"eaton-gd3045-45a-480v-3-pole-circuit-breaker","title":"Eaton GD3045 - 45 A, 480 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton GD3045 is a 3-pole molded case circuit breaker rated at 45A and 480V, built to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Designed for reliability in demanding electrical layouts, it provides precise, predictable protection for your three-phase circuits.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e maximizes panel space without compromising protection, helping you fit more circuits into a single enclosure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by quickly interrupting on high fault currents while smoothly handling overloads for long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e is preserved with seamless matching to Eaton loadcenters and panelboards, enabling straightforward installation and maintenance without panel rewiring.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole, 480V operation\u003c\/strong\u003e makes it ideal for 3-phase distribution in commercial and light industrial environments, as well as certain residential applications that require three-phase protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e45A current rating\u003c\/strong\u003e provides targeted protection for branch circuits feeding motors, lighting, and equipment where moderate load and fault tolerance are essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider the GD3045? installers and electrical professionals looking to upgrade or expand panelboards and loadcenters with a compact, reliable 3-pole breaker. It’s particularly well-suited for commercial spaces, light industrial facilities, and residential projects that leverage three-phase distribution or need a robust disconnect option within a panel.\u003c\/p\u003e \u003cp\u003eWhy choose this Eaton solution over alternatives? The combination of a compact form factor, a trusted thermal-magnetic trip mechanism, and explicit compatibility with Eaton OEM panels reduces installation risk and helps ensure coordinated protection across your electrical system. The result is safer, more predictable performance for your distribution panels and a clearer path to compliance with standard electrical protection practices.\u003c\/p\u003e \u003cp\u003eTechnical snapshot:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart Number: GD3045\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 45A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 480V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349590069410,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-gd3045-45-a-480-v-3-pole-circuit-breaker-ampstate-breakers-899.webp?v=1788687997","url":"https:\/\/www.ampstate.com\/products\/eaton-gd3045-45a-480v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}