{"product_id":"eaton-hmcp400g5-400a-600v-3-pole-circuit-breaker","title":"Eaton HMCP400G5 - 400 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered by Eaton and available through AmpState, the HMCP400G5 is a 400 A, 600 V, 3-pole molded case circuit breaker designed to protect your panelboards and loadcenters from overcurrent and short circuits. Its compact form and precise protection make it a dependable choice for modern electrical distributions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e minimizes panel footprint, freeing space for additional circuits and simpler wiring layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by balancing temperature effects with instantaneous fault current, reducing nuisance trips while responding quickly to faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible integration\u003c\/strong\u003e is ready to pair with matching Eaton OEM loadcenters and panelboards for streamlined installation and coordinated protection strategies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile across sectors\u003c\/strong\u003e suitable for residential, commercial, and light industrial applications, making it a flexible option for new builds and panel upgrades alike.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart number: HMCP400G5\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 400 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\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 \u003cp\u003eThis breaker is an ideal choice for professionals upgrading panels or stocking reliable spare parts. Its robust construction and coordinated protection ensure quick restoration of service after fault conditions while keeping critical circuits safeguarded under normal operation. Whether you’re modernizing a commercial panel, outfitting a new subpanel, or maintaining an orderly, scalable electrical room, the HMCP400G5 delivers consistent performance when it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349610877090,"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_ad0e871d-4355-4ead-acfd-2c4848bb9b81.png?v=1764151264","url":"https:\/\/www.ampstate.com\/products\/eaton-hmcp400g5-400a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}