{"product_id":"eaton-hmcpe100t3y-100a-480v-3-pole-circuit-breaker","title":"Eaton HMCPE100T3Y - 100 A, 480 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eEaton HMCPE100T3Y\u003c\/strong\u003e is a 100 A, 480 V, 3-pole molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters.\u003c\/p\u003e \u003cp\u003eTake advantage of a compact molded-case design that maximizes panel space without sacrificing protection. The integrated \u003cstrong\u003ethermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection across varying temperatures and fault scenarios, helping to minimize nuisance trips while ensuring fast response to actual faults.\u003c\/p\u003e \u003cp\u003eDesigned for seamless compatibility, the HMCPE100T3Y is built to pair with matching \u003cem\u003eOEM\u003c\/em\u003e loadcenters and panelboards, ensuring precise fit, coordinated protection, and straightforward installation. Its 3-pole configuration is ideal for 480 V systems and three-phase feeders commonly found in commercial, light industrial, and select residential applications that require higher-voltage protection.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCompact molded case design optimizes panel layout and wiring efficiency\u003c\/li\u003e \u003cli\u003eThermal-magnetic trip unit provides reliable protection across operating conditions\u003c\/li\u003e \u003cli\u003eGuaranteed compatibility with Eaton OEM loadcenters and panelboards\u003c\/li\u003e \u003cli\u003eSuitable for residential, commercial, and light industrial deployments\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho benefits most\u003c\/strong\u003e: electrical contractors, facilities managers, and panel builders upgrading or expanding three-phase, high-voltage distribution networks. Use cases include feeding 480 V three-phase circuits in commercial spaces, protecting new or retrofit feeders in panelboards, and adding reliable subpanel protection for demanding loads.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HMCPE100T3Y\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 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 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 \u003cp\u003eCompared to non-molded or single-mechanism breakers, this Eaton design consolidates space-efficient protection with precise coordination for modern panel systems. It’s a practical choice when you need reliable, long-term protection for high-voltage distributions while keeping installation clean, accessible, and compliant with OEM equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349615104162,"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_e668cc31-2d71-479d-9b11-64a996aa81fd.png?v=1764151412","url":"https:\/\/www.ampstate.com\/products\/eaton-hmcpe100t3y-100a-480v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}