{"product_id":"eaton-hmcp400r5w-400a-600v-3-pole-bolt-on-circuit-breaker","title":"Eaton HMCP400R5W - 400 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003eThe Eaton HMCP400R5W is a robust 400 A, 600 V, three‑pole molded‑case circuit breaker designed to deliver reliable branch circuit protection in panelboards and load centers. Its bolt‑on mounting creates a secure, vibration‑resistant bus connection, ensuring dependable performance in environments where machinery and equipment introduce movement or shock. Key features that set this breaker apart\n- Secure bolt‑on mounting for a rigid, vibration‑resistant connection to the bus, reducing the risk of connection loosening and nuisance trips.\n- Thermal‑magnetic trip unit provides stable, repeatable protection across varying temperatures and current profiles, delivering consistent interruption behavior when faults occur.\n- OEM compatibility: engineered to pair with matching Eaton OEM load centers and panelboards for a seamless fit and dependable operation.\n- Versatile application range: well suited for residential upgrades, commercial electrical rooms, and light industrial installations that demand durable, continuous protection. Why this matters for your electrical system\n- Precise overcurrent and short‑circuit protection: the combination of thermal and magnetic elements ensures the right response for both gradual overloads and rapid fault conditions.\n- Long‑term reliability in demanding environments: bolt‑on mounting and a rugged MCCB design minimize maintenance needs and keep panels running smoothly.\n- Clear path to compliant configurations: designed to work with Eaton’s family of load centers and panelboards, helping you maintain code‑compliant, maintainable electrical assemblies. Technical snapshot\n- Manufacturer: Eaton\n- Part Number: HMCP400R5W\n- Type: Thermal‑magnetic molded case circuit breaker (MCCB)\n- Amperage Rating: 400 A\n- Voltage Rating: 600 V\n- Number of Poles: 3\n- Mounting Style: Bolt‑on\n- Application: Branch circuit overcurrent and short‑circuit protection Ideal use cases and scenarios\n- New panel installations or upgrades in residential, commercial, and light industrial facilities where a high‑amp, three‑pole protection solution is required.\n- Retrofit projects in existing panels where vibration or equipment in the vicinity could impact line connections, thanks to the secure bolt‑on design.\n- Service panels and distribution centers that demand predictable trip behavior and compatibility with OEM panelboards for streamlined maintenance. What you gain with the HMCP400R5W\n- Peace of mind from a proven, vendor‑supported protection device that aligns with Eaton’s panel and load center ecosystems.\n- A clear, reliable path to safeguarding main distribution networks against damaging faults without sacrificing installation simplicity or panel integrity.\n- Confidence in performance consistency across the full operating range, from normal load to fault conditions, backed by a robust thermal‑magnetic trip mechanism. If you’re outfitting or upgrading panelboards and load centers that require strong, dependable protection for large branch circuits, the Eaton HMCP400R5W delivers a precise, field‑ready solution that pairs native compatibility with durable, vibration‑tolerant construction.\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349611892898,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-hmcp400r5w-400-a-600-v-3-pole-bolt-on-circuit-breaker-234.webp?v=1788691852","url":"https:\/\/www.ampstate.com\/products\/eaton-hmcp400r5w-400a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}