{"product_id":"siemens-b120h-20a-120v-1-pole-bolt-on-circuit-breaker","title":"Siemens B120H - 20 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens B120H is a 20A, 120V, 1-pole bolt-on molded-case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for solid performance, it safeguards residential, commercial, and light industrial electrical circuits with accuracy and reliability.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e: Secure, rigid attachment that creates a stable, vibration-resistant bus connection for long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Delivers stable, repeatable protection by coordinating overload protection with fast short-circuit clearing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: Designed to work with matching Siemens OEM load centers and panelboards for straightforward installation and dependable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: Ideal for a wide range of environments—from homes and small businesses to light industrial settings—where dependable single-pole protection is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\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 B120H\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 120V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1\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 \u003cp\u003eWhy this matters: when you’re building or upgrading a panel, the B120H’s bolt-on design minimizes connection looseness and vibration-related wear, while the thermal-magnetic trip unit provides reliable protection across a range of fault conditions. This means fewer nuisance trips, predictable performance, and safer electrical distribution in everyday spaces.\u003c\/p\u003e \u003cp\u003eIdeal use cases include feeding lighting and outlets on a dedicated branch circuit in a home, furnishing reliable protection for a small commercial office, or supporting light industrial panelboard configurations where a robust, single-pole breaker is required. If you’re aligning with Siemens OEM components, the B120H ensures a clean, compatible fit that simplifies installation and maintenance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349744210082,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-b120h-20-a-120-v-1-pole-bolt-on-circuit-breaker-ampstate-212.webp?v=1788719997","url":"https:\/\/www.ampstate.com\/products\/siemens-b120h-20a-120v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}