{"product_id":"eaton-hmcps150u4y-150a-600v-3-pole-circuit-breaker","title":"Eaton HMCPS150U4Y - 150 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton HMCPS150U4Y is a rugged 150 A, 600 V, 3-pole molded case circuit breaker designed to safeguard panelboards and loadcenters from overloads and short circuits. Built for dependable branch circuit protection, this unit delivers consistent performance across varied environments—from residential service panels to commercial and light industrial distribution systems.\u003c\/p\u003e \u003ch2\u003eWhy choose the Eaton HMCPS150U4Y\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e maximizes panel space and simplifies installation in tight electrical enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by combining overload protection with instantaneous short-circuit response, ensuring fast, predictable shutting off of fault currents.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-ready compatibility\u003c\/strong\u003e designed to integrate seamlessly with matching Eaton OEM loadcenters and panelboards for reliable fit and consistent trip characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e ideal for 3-phase circuits common in commercial and light-industrial applications, while still protecting branch circuits in mixed systems where needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HMCPS150U4Y\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\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 \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003eLeverage the HMCPS150U4Y for protection in:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew panel installations in commercial buildings where 3-phase distribution is standard\u003c\/li\u003e \u003cli\u003eUpgrades or replacements in existing Eaton panelboards and loadcenters to maintain consistent protection strategies\u003c\/li\u003e \u003cli\u003eLight industrial equipment feeds where reliable short-circuit interruption is critical\u003c\/li\u003e \u003cli\u003eResidential-to-commercial transitions where centralized branch circuit protection must meet stricter voltage and current demands\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical benefits that matter\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient protection\u003c\/strong\u003e helps maximize usable panel area without compromising safety or performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePredictable response\u003c\/strong\u003e the thermal element handles gradual overloads while the magnetic element delivers immediate action on high fault currents, reducing damage to downstream devices and wiring.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, field-ready design\u003c\/strong\u003e built to withstand routine panel maintenance without sacrificing protection reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and maintenance considerations\u003c\/h2\u003e\n\u003cp\u003eTo maintain peak performance, pair the HMCPS150U4Y with compatible Eaton loadcenters and panelboards, ensuring the voltage and trip characteristics align with your system requirements. Regularly inspect terminations for signs of wear, verify labeling corresponds to the protected circuits, and replace the breaker if trip performance degrades or if mechanical wear is detected.\u003c\/p\u003e \u003ch2\u003eWhat sets it apart\u003c\/h2\u003e\n\u003cp\u003eUnlike generic breakers, the HMCPS150U4Y is purpose-built to harmonize with Eaton’s OEM panel platforms, delivering consistent trip curves, sizing, and fit. This alignment minimizes field compatibility issues, reduces installation time, and helps ensure electrical protection remains synchronized with the rest of your distribution system.\u003c\/p\u003e \u003cp\u003eEngineered for reliability in demanding environments, the Eaton HMCPS150U4Y is a strategic choice for installers and facilities managers who need robust, compliant branch circuit protection that can be counted on day in and day out.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349616840866,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-hmcps150u4y-150-a-600-v-3-pole-circuit-breaker-ampstate-626.webp?v=1788693577","url":"https:\/\/www.ampstate.com\/products\/eaton-hmcps150u4y-150a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}