{"product_id":"siemens-hfd63b125-a01fd64","title":"Siemens HFD63B125-A01FD64 125A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HFD63B125-A01FD64 is a 125 A, 3-pole circuit breaker designed for reliable protection of three-phase electrical distributions rated up to 600 V. Built around Siemens’ trusted protection technology, this unit is a seamless fit for Siemens panels and accessories, delivering consistent performance across demanding commercial and light industrial applications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 125 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003ePart number: HFD63B125-A01FD64\u003c\/li\u003e \u003cli\u003eConfiguration: three-phase protection for balanced fault interruption\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this model stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong seamless siemens ecosystem compatibility:\u003e The HFD63B125-A01FD64 is purpose-built to integrate with Siemens panels and accessories, simplifying stocking, installation, and future maintenance within existing Siemens infrastructure.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong robust three-pole design:\u003e By protecting all three phases simultaneously, it minimizes the risks of unbalanced faults and helps protect downstream equipment, conductors, and loads in three-phase systems.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong clear protection at high voltage:\u003e Rated for up to 600 V, it supports a wide range of commercial, industrial, and data-center distribution scenarios where reliable circuit interruption is critical.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong trusted reliability:\u003e Leveraging Siemens engineering, this breaker is built for consistent tripping performance, helping to reduce unplanned downtime and maintain system uptime under fault conditions.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThree-phase distribution panels in commercial buildings, factories, and processing facilities\u003c\/li\u003e \u003cli\u003eSpare and replacement for Siemens-based electrical distribution systems\u003c\/li\u003e \u003cli\u003eProtection of feeders and downstream equipment in 3-phase circuits where 125 A capacity is appropriate\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical considerations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure compatibility with your existing Siemens panel lineup and busbar configuration to maximize fit and performance\u003c\/li\u003e \u003cli\u003eUse as part of a coordinated protection scheme to maintain electrical safety and reliability across the distribution network\u003c\/li\u003e \u003cli\u003eStore and handle in clean, dry conditions to preserve contact reliability and mechanical integrity over time\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor anyone stocking essential Siemens parts or upgrading a three-phase distribution system, the Siemens HFD63B125-A01FD64 125A 3-Pole 600 V Circuit Breaker offers dependable protection with seamless ecosystem integration, helping you safeguard equipment, reduce downtime, and keep power systems running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423047078050,"sku":"HFD63B125-A01FD64","price":510.0,"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-hfd63b125-a01fd64","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}