{"product_id":"siemens-q320-20a-3p-circuit-breaker","title":"Siemens Q320 20A 3P Circuit Breaker, Plug-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens Q320\u003c\/strong\u003e 20A 3P Plug-On Circuit Breaker is built for everyday electrical work, delivering dependable circuit protection in panelboards, load centers, and electrical distribution systems. Designed with retrofit and maintenance in mind, this part maintains a consistent part number for seamless replacements and minimal project disruption.\u003c\/p\u003e \u003ch3\u003eWhy the Q320 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-On installation\u003c\/strong\u003e enables quicker swaps and reduces service interruptions by simplifying mounting in compatible panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e delivers balanced protection across all phases, making it ideal for three‑phase electrical setups where reliable protection matters most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e20 ampere rating\u003c\/strong\u003e targets common branch circuits and everyday load scenarios without oversizing protective coverage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConsistent part number\u003c\/strong\u003e (Q320) supports straightforward retrofit planning and inventory control, so you can maintain system continuity without hunting for alternatives.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted manufacturer\u003c\/strong\u003e Siemens brings decades of distribution and protection expertise to your electrical panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSupport from AmpState\u003c\/strong\u003e to confirm fit and compatibility, helping you verify that this breaker matches your panel or distribution needs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical applications and use cases\u003c\/h3\u003e\n\u003cp\u003eIdeal for contractors performing retrofit work, facility managers overseeing panel upgrades, and maintenance teams that require dependable replacements without changing existing configurations. Use the Siemens Q320 to restore protected circuits quickly after renovations, inspections, or component upgrades, all while preserving a consistent part number across your project.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e Q320\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-On:\u003c\/strong\u003e Yes (for quick mounting in compatible panels)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems does this solve?\u003c\/h3\u003e\n\u003cp\u003eBy using the Q320 in compatible Siemens panelboards and load centers, you gain reliable overcurrent protection with a predictable, repeatable part number for maintenance and replacements. The plug-on design supports faster installations, helping you minimize downtime on critical electrical projects.\u003c\/p\u003e \u003cp\u003eNeed help confirming compatibility before you buy? Message AmpState and we’ll verify fit for your specific panel or distribution setup.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410841030818,"sku":"Q320","price":225.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-q320-20a-3p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}