{"product_id":"siemens-q380-80a-240v-3-pole-plug-in-circuit-breaker","title":"Siemens Q380 - 80 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens Q380 80A, 240V, 3-pole plug-in molded case circuit breaker is engineered for dependable branch circuit protection in panelboards and load centers. With a fast plug-in connection and a robust thermal-magnetic trip system, this breaker provides reliable, repeatable protection against overcurrent and short circuits in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRapid installation and replacement\u003c\/strong\u003e with a simple plug-in connection that reduces labor time during panel upgrades or servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers precise, stable protection by responding to both overload current and fault conditions, minimizing nuisance trips while safeguarding wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design for 240V systems\u003c\/strong\u003e ideal for three-phase or multi-wire branch circuits common in commercial and light industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e80A rating\u003c\/strong\u003e provides strong protection for mid-size branch circuits without sacrificing system flexibility.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded case construction\u003c\/strong\u003e supports durable, long-term performance in panelboards and load centers designed to accommodate plug-in breakers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e is built to work with matching Siemens OEM load centers and panelboards, ensuring a cohesive, reliable protection system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this Siemens Q380 matters for your electrical protection plan\u003c\/h2\u003e\n\u003cp\u003eWhether you're upgrading a commercial distribution panel, expanding a light industrial circuit, or replacing a failed breaker, the Q380 delivers consistent, predictable tripping behavior. The thermal-magnetic mechanism reduces the risk of nuisance trips from minor voltage fluctuations while still providing fast response to dangerous faults. Its plug-in mounting simplifies future maintenance—swap in seconds without rewiring, keeping downtime to a minimum.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential-grade service panels with multi-wire branch circuits requiring reliable 3-pole protection.\u003c\/li\u003e \u003cli\u003eCommercial load centers managing lighting, HVAC, and auxiliary systems that demand quick plug-in replacements.\u003c\/li\u003e \u003cli\u003eLight industrial distribution panels where 240V, three-phase circuits benefit from solid protection and easy maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey benefits in practice\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReduced service time with a quick plug-in connection, enabling fast maintenance windows.\u003c\/li\u003e \u003cli\u003eClear protection profile—thermal-magnetic trip provides repeatable performance across varying loads.\u003c\/li\u003e \u003cli\u003eCompatibility ensures a seamless fit within Siemens’ own panel ecosystems, preserving warranty and performance expectations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e Q380\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 80A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\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\u003eWhen you need reliable, easy-to-service protection for 240V, 3-pole circuits in panelboards or load centers, the Siemens Q380 stands out with its combination of fast installation, predictable thermal-magnetic protection, and OEM compatibility. It’s the practical choice for teams prioritizing safety, efficiency, and long-term system integrity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355158368418,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_811d09da-b214-48f7-8fa6-c516356a7b40.png?v=1764689775","url":"https:\/\/www.ampstate.com\/products\/siemens-q380-80a-240v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}