{"product_id":"siemens-q120afh","title":"Siemens Q120AFH 120A 1-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens Q120AFH 120A 1-Pole 240 V Circuit Breaker — a purpose-built protection device crafted for reliable performance in compatible Siemens panels. With a 120-amp current rating and a single-pole design, it provides precise overcurrent protection for 240-volt circuits, helping to safeguard wiring and connected equipment.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e Q120AFH\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 120 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSiemens Q120AFH\u003c\/strong\u003e belongs to the trusted Q-series family, engineered for dependable trip performance and straightforward field replacement in compatible load centers. Designed specifically for 240 V circuits, it delivers clear, reliable protection for single-pole installations that demand robust current interruption up to 120 amps.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential and light commercial 240 V circuits requiring protection up to 120 A\u003c\/li\u003e \u003cli\u003eUpgrading panels that accept Siemens Q-type breakers to improve circuit safety and reliability\u003c\/li\u003e \u003cli\u003eDedicated circuits for high-demand appliances and equipment wired for 240 V in compatible Siemens panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure your electrical panel accepts Q-series breakers and that the \u003cstrong\u003eQ120AFH\u003c\/strong\u003e is the correct model for your setup\u003c\/li\u003e \u003cli\u003eAlways shut off main power and follow the panel’s installation instructions when replacing a breaker\u003c\/li\u003e \u003cli\u003eUse this breaker to protect wiring and devices on 240 V circuits, helping to prevent overloads and potential damage\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen you need dependable, clearly labeled protection for 240 V circuits up to 120 A, the \u003cstrong\u003eSiemens Q120AFH\u003c\/strong\u003e 1-Pole 240 V Circuit Breaker is a precise, long-lasting choice that aligns with Siemens’ proven reliability and ease of maintenance in everyday electrical installations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423399465122,"sku":"Q120AFH","price":465.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-q120afh","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}