{"product_id":"siemens-q320h-20a-240v-3-pole-plug-in-circuit-breaker","title":"Siemens Q320H - 20 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens Q320H — a 3-pole, 20A, 240V plug-in molded case circuit breaker engineered to protect your panelboards and load centers from overcurrent and short circuits with reliable, repeatable performance. Designed for fast installation and straightforward replacements, this unit keeps downtime to a minimum while delivering steady protection for both routine use and demanding conditions.\u003c\/p\u003e \u003ch3\u003eKey advantages\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and seamless replacement, reducing service time during upgrades or maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection as ambient temperature and load vary, helping prevent nuisance trips and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole, 20A, 240V\u003c\/strong\u003e configuration tailored for balanced protection across three conductors in typical residential, commercial, and light industrial circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility with matching OEM load centers and panelboards\u003c\/strong\u003e to ensure proper seating, reliable contact, and consistent performance in Siemens-aligned systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for a range of environments—from home electrical upgrades to light commercial or light industrial installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical details at a glance\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 Q320H\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 20A\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 \u003ch3\u003eWho should consider the Q320H\u003c\/h3\u003e\n\u003cp\u003eThis breaker is ideal for electricians and facilities managers who value quick replacement, consistent protection, and OEM-grade compatibility. Use it when upgrading aging panelboards or load centers, wiring new spaces in residential settings, or equipping light-commercial setups where reliable 3-pole protection is essential.\u003c\/p\u003e \u003ch3\u003eWhy this breaker matters\u003c\/h3\u003e\n\u003cp\u003eBeyond basic specs, the Q320H delivers a practical, dependable solution for safeguarding circuits without extended downtime. The plug-in design minimizes installation complexity, while the thermal-magnetic trip offers predictable response to overloads and short circuits, helping protect wiring, devices, and downstream equipment across a range of workloads.\u003c\/p\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eInstall the Q320H in compatible Siemens OEM panelboards and load centers to ensure proper seating and optimal performance. Handle with standard electrical safety practices, and verify that the circuit’s amperage, voltage, and pole configuration match the protected circuit requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355157418146,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-q320h-20-a-240-v-3-pole-plug-in-circuit-breaker-ampstate-542.webp?v=1788736194","url":"https:\/\/www.ampstate.com\/products\/siemens-q320h-20a-240v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}