{"product_id":"siemens-bg320-20a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens BG320 - 20 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens BG320: a 20-amp, 240-volt, 3-pole bolt-on molded case circuit breaker designed to safeguard branch circuits in panelboards and load centers. Engineered for reliability in demanding environments, it combines ultra-secure mounting with precise, responsive protection, making it a dependable choice for residential, commercial, and light industrial installations.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: a rigid, vibration-resistant bus connection that stays aligned and tight, reducing movement and potential loose contacts in active panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: delivers stable, repeatable protection by quickly responding to overloads and short circuits, helping minimize damage and downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-ready compatibility\u003c\/strong\u003e: designed to pair with matching Siemens load centers and panelboards, simplifying installation and ensuring a dependable fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile protection\u003c\/strong\u003e: ideal for branch circuit overcurrent and short-circuit protection across a range of panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for a variety of settings\u003c\/strong\u003e: suitable for residential upgrades, commercial applications, and light industrial environments where reliable protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the Siemens BG320 for your panel?\u003c\/h3\u003e\n\u003cp\u003eThe BG320 stands out by delivering a robust, bolt-on solution that stays secure in vibration-prone spaces, while its thermal-magnetic trip unit provides fast, predictable responses to faults. This combination minimizes nuisance trips and enhances system reliability, making it a preferred choice when panel integrity and long-term performance matter most.\u003c\/p\u003e \u003ch3\u003eTechnical specifications\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 BG320\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 Bolt-on\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\u003eUse cases and installation scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInstalling in Siemens panelboards and load centers where secure, vibration-resistant connections are a priority—such as utility rooms, basements, service rooms, and commercial equipment closets.\u003c\/li\u003e \u003cli\u003eReplacing aging or damaged breakers in existing panels that require 3-pole, 20A protection without sacrificing mounting reliability.\u003c\/li\u003e \u003cli\u003eProtecting multi-circuit or multi-phase distributions in light commercial or small industrial installations where dependable tripping behavior is essential.\u003c\/li\u003e \u003cli\u003eCreating a cohesive protection strategy with OEM-compatible components to minimize compatibility issues and simplify future servicing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Siemens BG320 for a bolt-on MCCB solution that delivers durable mounting, precise thermal-magnetic protection, and straightforward integration with Siemens panel systems. It’s a purpose-built choice for dependable electrical protection where it counts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349759021218,"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_81952ea2-323e-43f4-b8a7-b9c51ec129d0.png?v=1764156039","url":"https:\/\/www.ampstate.com\/products\/siemens-bg320-20a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}