{"product_id":"siemens-b220h-20a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B220H - 20 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cstrong\u003eSiemens B220H\u003c\/strong\u003e stands as a dependable, bolt-on solution for protecting branch circuits in panelboards and loadcenters. This 2-pole, 20A, 240V molded‑case circuit breaker is purpose-built to deliver consistent overcurrent and short-circuit protection where reliability matters most—whether in residential panels, commercial distribution boards, or light industrial installations. \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 connection to the bus, reducing movement that can lead to loose contacts and unreliable trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit\u003c\/strong\u003e offers stable, repeatable protection across a range of load conditions, ensuring fast response to short circuits while minimizing nuisance trips due to normal heating and cooling cycles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2‑pole design for 240V circuits\u003c\/strong\u003e supports multiwire branch circuits and shared-neutral applications commonly found in modern electrical systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM‑level compatibility\u003c\/strong\u003e with matching Siemens load centers and panelboards means straightforward replacement or upgrades without sacrificing performance characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRugged molded‑case construction\u003c\/strong\u003e built to endure the demands of residential, commercial, and light industrial environments while delivering reliable protection over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage rating: \u003cstrong\u003e20A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eVoltage rating: \u003cstrong\u003e240V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eNumber of poles: \u003cstrong\u003e2\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eMounting style: \u003cstrong\u003eBolt-on\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eType: \u003cstrong\u003eThermal-magnetic molded case\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePart number: \u003cstrong\u003eB220H\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cp\u003eInstall the Siemens B220H in panelboards or loadcenters where you need dependable protection for 20‑amp, 240‑volt circuits such as lighting runs, receptacle circuits in basements or garages, or small motors and equipment commonly found in light commercial spaces. When vibration, secure connections, and consistent trip performance matter—this bolt‑on design minimizes movement and maintains reliable protection even in environments subject to routine activity or equipment vibration.\u003c\/p\u003e \u003ch3\u003eWho benefits most\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectricians and electrical contractors stocking Siemens components for panel upgrades or replacements\u003c\/li\u003e \u003cli\u003eFacility managers overseeing residential and light commercial electrical distributions\u003c\/li\u003e \u003cli\u003eProperty owners planning safe, compliant branch circuit protection for 240V circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow it compares to alternative approaches\u003c\/h3\u003e\n\u003cp\u003eCompared with plug‑in or clip‑on breakers, the bolt‑on design of the B220H emphasizes a rigid, long‑lasting bus connection that helps resist loosening over time in installations with vibration or movement. Its thermal‑magnetic trip mechanism delivers predictable responses across varying loads, reducing the risk of uneven protection between parallel circuits. When you need a pan‑ready replacement that aligns with Siemens OEM panels, the B220H ensures consistent trip characteristics and straightforward compatibility.\u003c\/p\u003e \u003ch3\u003eInstallation and reliability tips\u003c\/h3\u003e\n\u003cp\u003eAlign the breaker with the panel’s bus structure and secure the mounting screws to spec to maintain the integrity of the electrical connection. For best results, pair this breaker with a Siemens‑listed panelboard or loadcenter designed for bolt‑on devices, and follow the panel manufacturer’s torque and wiring guidelines to ensure a safe, code‑compliant installation.\u003c\/p\u003e \u003cp\u003eWith the Siemens B220H, you get a purpose‑built, 20A, 240V, 2‑pole bolt‑on molded case circuit breaker that delivers robust branch‑circuit protection, stable performance, and seamless compatibility with Siemens panel ecosystems—making it a smart choice for reliable electrical protection today and into the future.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349748535458,"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_76473def-8115-4b6d-81ec-d23b5cf0cebe.png?v=1764155831","url":"https:\/\/www.ampstate.com\/products\/siemens-b220h-20a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}