{"product_id":"siemens-b2020-thermal-magnetic-circuit-breaker-ships-overnight","title":"B2020 | Siemens B Series 20A 240V 2-Pole Thermal Magnetic Circuit Breaker","description":"\u003ch4\u003eDescription\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe Siemens B2020 is a two-pole molded case circuit breaker designed to provide thermal-magnetic protection for 240-volt single-phase electrical systems. Rated at 20 amps, it delivers dependable overload and short-circuit interruption for residential and commercial applications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eCircuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eB2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eMolded Case Circuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eAmperage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003e20 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003e240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003ePoles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eInterrupting Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003e10kAIC @ 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eFrame Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eB Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eFunctions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eLong Time \u0026amp; Instantaneous Trip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eTrip Unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eThermal-Magnetic Trip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.9873%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.8748%;\"\u003eResidential \u0026amp; Commercial Circuit Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About B2020\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe B2020 is a molded case circuit breaker from Siemens’ B Series engineered for dependable branch-circuit protection in 240-volt single-phase systems. Its B-frame construction provides strong mechanical durability, while the bolt-on connection ensures secure mounting and stable electrical contact within panelboards. The built-in thermal-magnetic trip mechanism delivers both long-time overload protection and instantaneous response to high-fault currents, supporting safe operation across a wide range of loads. With a 20-amp rating and a 10 kA interrupting capacity at 240 volts, the breaker provides effective fault clearing for residential and commercial installations requiring reliable two-pole protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e20-Amp Current Rating: Supports typical residential and commercial load demands while providing dependable branch-circuit protection.\u003c\/li\u003e\n\u003cli\u003eThermal-Magnetic Trip Mechanism: Combines long-time overload sensing with instantaneous short-circuit response for comprehensive protection.\u003c\/li\u003e\n\u003cli\u003eBolt-On Connection Style: Ensures secure mechanical fastening and stable electrical contact in compatible Siemens panelboards.\u003c\/li\u003e\n\u003cli\u003eTwo-Pole Configuration: Delivers simultaneous protection across both legs of a 240-volt single-phase system.\u003c\/li\u003e\n\u003cli\u003e10kA Interrupting Rating: Provides the capability to safely clear moderate fault currents, reducing damage to wiring and equipment.\u003c\/li\u003e\n\u003cli\u003eB Frame Durability: Engineered for long-term performance with robust mechanical construction suitable for diverse environments.\u003c\/li\u003e\n\u003cli\u003eLong-Time \u0026amp; Instantaneous Trip Functions: Supports selective coordination by responding effectively to both gradual overloads and sudden high-energy fault events.\u003c\/li\u003e\n\u003cli\u003eCompact Molded Case Design: Facilitates efficient installation in tight panel spaces while maintaining reliable electrical performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe B2020 delivers the reliability and precision required for protecting 240-volt single-phase electrical systems across residential and commercial environments.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48415068782890,"sku":"B2020","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/B2020.webp?v=1715608577","url":"https:\/\/iqelectro.com\/products\/siemens-b2020-thermal-magnetic-circuit-breaker-ships-overnight","provider":"IQElectro","version":"1.0","type":"link"}