{"product_id":"siemens-nxd63b120h-circuit-breaker","title":"Siemens | NXD63B120H | Circuit Breaker | 1200A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens NXD63B120H delivers robust, high-current protection for demanding three-phase power systems. Designed for maintenance, retrofit, and replacement, this 1200A, 3-pole circuit breaker provides reliable interrupting capacity in installations that demand durability and precise alignment with existing Siemens equipment.\u003c\/p\u003e \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 NXD63B120H (best compatibility reference)\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\u003eHigh-current capability makes it well-suited for large motors, feeders, and other heavy-load circuits in industrial environments.\u003c\/li\u003e \u003cli\u003eBolt-on mounting streamlines field service and retrofit projects, reducing installation time and ensuring a secure, vibration-resistant fit.\u003c\/li\u003e \u003cli\u003e600V rating aligns with common industrial distribution systems, helping you maintain consistent protection without upgrading other components.\u003c\/li\u003e \u003cli\u003eDesigned to integrate smoothly with existing Siemens panels and configurations, supporting reliable protection without unnecessary changes to your electrical architecture.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and replacements in legacy Siemens installations where the NXD63 family is already in use.\u003c\/li\u003e \u003cli\u003eRetrofit projects that upgrade protective devices in large-scale manufacturing lines, processing plants, or heavy-duty distribution panels.\u003c\/li\u003e \u003cli\u003eNew or refurbished three-phase systems in commercial\/industrial settings that require a trusted 1200A, 3-pole solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for ordering and installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways \u003cem\u003econfirm fit and ratings\u003c\/em\u003e before ordering. The part number is the best reference for compatibility.\u003c\/li\u003e \u003cli\u003eEnsure your panel or enclosure supports bolt-on breakers of this size and three-pole configuration.\u003c\/li\u003e \u003cli\u003eMatch the NXD63B120H with existing Siemens protection schemes to maintain consistent trip characteristics and coordination within the distribution system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor projects requiring solid, high-current protection with straightforward installation, the Siemens NXD63B120H is a purpose-built choice. It combines the reliability of Siemens engineering with a practical bolt-on design, making it a practical upgrade or replacement option for three-phase, 600V applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424750031010,"sku":"NXD63B120H","price":18015.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-nxd63b120h-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}