{"product_id":"siemens-fj2b100-circuit-breaker","title":"Siemens | FJ2B100 | Circuit Breaker | 2-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens FJ2B100 2-Pole Circuit Breaker delivers dependable overcurrent protection for electrical panels and systems, especially during maintenance, retrofit, or replacement when exact specs matter. The 2-Pole design provides dual-path protection, enabling simultaneous disconnection of both poles on applicable circuits to enhance safety and service continuity.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FJ2B100\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest use cases:\u003c\/strong\u003e maintenance, retrofit, and replacement scenarios that require precise matching specs\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility tip:\u003c\/strong\u003e Confirm fit and ratings before ordering—the part number is the most reliable reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in the field: selecting the exact Siemens part number minimizes guesswork and ensures you're installing a breaker with the intended electrical characteristics for your panel. That thoughtful match helps reduce downtime, avoids unnecessary component swaps, and supports long-term reliability in your electrical system.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong ideal for:\u003e electrical contractors performing panel upgrades, retrofit installations, or component replacements in Siemens-compatible systems\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTarget users:\u003c\/strong\u003e maintenance teams, facilities managers, and service technicians who need a trusted, field-ready solution\u003c\/li\u003e\n\u003c\/ul\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePractical checks before purchase:\u003c\/strong\u003e use the FJ2B100 part number as the primary compatibility reference; verify panel labeling and required ratings to ensure a correct fit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHandling and safety:\u003c\/strong\u003e follow standard electrical safety practices during inspection, handling, and installation to protect personnel and the device\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427521056930,"sku":"FJ2B100","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-fj2b100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}