{"product_id":"eaton-hmcps003a0y-3a-600v-3-pole-circuit-breaker","title":"Eaton HMCPS003A0Y - 3 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton HMCPS003A0Y—a compact 3 A, 600 V, 3-pole molded-case circuit breaker designed to protect branch circuits in panelboards and load centers. Built for reliable overcurrent and short-circuit protection, this unit helps keep electrical systems safe and compliant across residential, commercial, and light industrial environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design\u003c\/strong\u003e maximizes panel space without sacrificing performance, making it ideal for crowded or retrofit installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection across temperature variations, with fast response to short circuits and controlled operation for steady long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e provides true common-trip across all three lines, simplifying protection for three-phase systems and reducing risk during fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e engineered to pair with matching Eaton OEM load centers and panelboards for straightforward installation, labeling, and warranty alignment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e well-suited for residential, commercial, and light industrial circuits requiring dependable branch circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e: Type — Thermal-magnetic molded case; Amperage Rating — 3 A; Voltage Rating — 600 V; Poles — 3; Manufacturer — Eaton; Part Number — HMCPS003A0Y. These specifications translate to precise protection for wiring, devices, and downstream equipment in your distribution system.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e include upgrading a panelboard to accommodate a dedicated three-phase load, replacing a failing breaker in a service panel, or provisioning a compact, reliable protective device for small commercial equipment racks. The 3-pole design ensures synchronized disconnection, which is critical for maintaining balance and safety in three-phase layouts.\u003c\/p\u003e \u003cp\u003eIf you’re evaluating protection options, choose this Eaton breaker for its combination of space efficiency, dependable thermal-magnetic trip performance, and seamless compatibility with Eaton panel ecosystems. It’s a thoughtful, long-term solution for safeguarding circuits while preserving easy serviceability and consistent operation across your electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349615530146,"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_478b9826-8261-45e0-916e-aa22d81e44f2.png?v=1764151430","url":"https:\/\/www.ampstate.com\/products\/eaton-hmcps003a0y-3a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}