{"product_id":"siemens-hkb3f120-circuit-breaker","title":"Siemens | HKB3F120 | Circuit Breaker | 1200A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HKB3F120 circuit breaker—designed for serious power protection in industrial environments. This 1200A, 3-pole unit delivers reliable overcurrent protection at 600V, built to withstand demanding duty cycles, retrofit projects, and replacement scenarios where exact specifications are non-negotiable. The bolt-on mounting provides a secure, straightforward installation path that minimizes downtime during upgrades or servicing.\u003c\/p\u003e \u003ch3\u003eKey features at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 1200A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e HKB3F120\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eExact spec alignment reduces risk during replacements or upgrades, ensuring your protection scheme remains intact without panel redesigns.\u003c\/li\u003e \u003cli\u003eBolt-on mounting enables quick, secure installation, helping technicians complete service work with confidence and minimize system downtime.\u003c\/li\u003e \u003cli\u003eAs a Siemens component, it benefits from proven electrical performance and compatibility with Siemens protection and control ecosystems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance projects where you need a precise 1200A, 3-pole, 600V rating to shield feeders and powered equipment.\u003c\/li\u003e \u003cli\u003eRetrofits and panel upgrades requiring a compatible bolt-on breaker with Siemens build quality.\u003c\/li\u003e \u003cli\u003eReplacement installs in panels and switchgear designed to accommodate the HKB3F120 specification.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility reminder\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings for your specific panel or switchgear. The part number \u003cem\u003eHKB3F120\u003c\/em\u003e is the most reliable reference to ensure a correct match and reliable performance in your system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427075248290,"sku":"HKB3F120","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/siemens-hkb3f120-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}