{"product_id":"eaton-gbh3040-40a-600v-3-pole-bolt-on-circuit-breaker","title":"Eaton GBH3040 - 40 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton GBH3040 is a robust 40 A, 600 V, 3-pole bolt-on molded case circuit breaker designed for dependable branch circuit protection in panelboards and loadcenters. Built to endure demanding electrical environments, this unit delivers consistent, reliable performance when it matters most.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, helping maintain electrical integrity in busy panels and installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against overcurrent and short-circuit events, reducing nuisance trips and safeguarding wiring and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e suited for three-phase systems, while remaining compatible with matching OEM load centers and panelboards for streamlined installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40 A at 600 V\u003c\/strong\u003e rating offers reliable protection for a wide range of residential, commercial, and light industrial circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e engineered to integrate smoothly with Eaton’s own and OEM panelboards, ensuring a cohesive electrical distribution solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey details at a glance:\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e GBH3040\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 40 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the GBH3040 stands out\u003c\/h3\u003e\n\u003cp\u003eUnlike generic breakers, the GBH3040 is purpose-built for reliable performance in panelboards and loadcenters where space, vibration, and consistent trip behavior matter. The combination of secure bolt-on mounting and a responsive thermal-magnetic trip unit means you’ll experience dependable protection across the life of your installation, whether you’re outfitting a home electrical panel, a commercial service disconnect, or light industrial equipment feed.\u003c\/p\u003e \u003cp\u003eIdeal use scenarios include stocking a replacement in trade workshops, upgrading a commercial service panel, or distributing power to multiple 3-phase circuits in light industrial environments. This breaker is designed to pair with the right Eaton OEM panels for straightforward compatibility, reducing installation complexity and ensuring you have a coherent protection strategy across your electrical distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349588398242,"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_3bee6327-de03-4a0f-bd3e-0a7dff0c046f.png?v=1764150578","url":"https:\/\/www.ampstate.com\/products\/eaton-gbh3040-40a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}