{"product_id":"siemens-hgb3b020b-20a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens HGB3B020B - 20 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eProtect and manage electrical power safely with the Siemens HGB3B020B — a 20A, 600V, 3-pole bolt-on molded case circuit breaker designed for dependable branch-circuit protection in panelboards and load centers. Built to withstand vibration and deliver consistent protection, this unit is a reliable choice for residential, commercial, and light industrial applications.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: Provides a rigid, vibration-resistant bus connection that stays secure in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Delivers stable, repeatable protection for both overloads and short circuits, reducing nuisance trips and preserving downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e: Ideal for 3-phase systems, delivering coordinated protection across all conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: Designed to be compatible with matching Siemens OEM load centers and panelboards for seamless replacement and upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: Suitable for residential, commercial, and light industrial power distribution where reliable overcurrent protection is essential.\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 HGB3B020B\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 600V\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\u003eBest-fit scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInstalling or upgrading panelboards and load centers in commercial spaces where dependable 3-phase protection is required.\u003c\/li\u003e \u003cli\u003eReplacing older breakers in Siemens-compatible equipment to restore reliable trip performance and maintain electrical codes.\u003c\/li\u003e \u003cli\u003eProtecting lighting systems, small motors, and other branch circuits in light industrial settings with a robust, vibration-tolerant mount.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and tips\u003c\/h3\u003e\n\u003cp\u003eWhen selecting a breaker for a deployment, ensure your panelboard is compatible with Siemens HGB series bolt-on units and that the 3-pole configuration aligns with your system's phase arrangement. The bolt-on design simplifies field installation in compatible enclosures while delivering a durable bus connection that stands up to routine vibrations found in service entrances, mechanical rooms, and electrical rooms.\u003c\/p\u003e \u003cp\u003eFor reliable Siemens protection where space, performance, and durable mounting matter, the HGB3B020B provides a precise balance of protection and practicality. Add this 20A, 600V, 3-pole bolt-on breaker to your distribution setup to safeguard circuits and keep power running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349806207138,"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_5f13fe7d-dc93-40ea-a9c8-a089fd25714e.png?v=1764157340","url":"https:\/\/www.ampstate.com\/products\/siemens-hgb3b020b-20a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}