{"product_id":"siemens-f63b250-circuit-breaker","title":"Siemens | F63B250 | Circuit Breaker | 250A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding electrical systems, the Siemens F63B250 is a bolt-on, three-pole circuit breaker designed to deliver reliable overcurrent protection in 250A performance. Built to retrofit and replace aging units in industrial panels, this 600V breaker keeps critical machinery and distribution circuits safe from faults while minimizing downtime.\u003c\/p\u003e \u003cp\u003eKey features that matter in the field\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e250A amperage rating\u003c\/strong\u003e provides robust protection for three-phase motor loads and distribution circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e ensures synchronized protection for three-phase systems common in commercial and industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V operating voltage\u003c\/strong\u003e supports standard industrial distribution networks without sacrificing protection or trip performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e enables quick, field-friendly installation and easier panel serviceability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number accuracy\u003c\/strong\u003e F63B250 as the primary reference for compatibility and replacement accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhere and how you’ll use it\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit or upgrade existing Siemens panels that require a 3-pole, 600V breaker in a 250A range.\u003c\/li\u003e \u003cli\u003eMaintenance outages where you need dependable, predictable tripping behavior to protect motors, transformers, and feeders.\u003c\/li\u003e \u003cli\u003eIndustrial environments with three-phase equipment, such as conveyors, pumps, presses, and HVAC systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this breaker matters more than a generic replacement\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDesigned with Siemens’ standards for precision trip curves and consistent performance under load, reducing nuisance trips and downtime.\u003c\/li\u003e \u003cli\u003eBolt-on style minimizes rewiring during replacement, cutting installation time and service window duration.\u003c\/li\u003e \u003cli\u003eRated to handle real-world surges and short-circuit events that can occur in demanding facilities, helping protect expensive equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant compatibility note\u003c\/p\u003e\n\u003cp\u003eBefore you order, confirm fit and ratings for your panel. The part number F63B250 is your best reference to ensure correct electrical characteristics and mounting fitment. If you’re replacing an existing Siemens circuit breaker, cross-reference the old part number with F63B250 to maintain system protection alignment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427521089698,"sku":"F63B250","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-f63b250-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}