{"product_id":"square-d-fc12103-circuit-breaker","title":"Square D | FC12103 | Circuit Breaker | 1-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FC12103, a dedicated 1-pole bolt-on circuit breaker designed to deliver reliable protection in maintenance, retrofit, and replacement projects. This genuine Square D part focuses on straightforward installation and dependable performance when you need to restore or upgrade a circuit fast.\u003c\/p\u003e \u003ch3\u003eWhy the FC12103 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e1-Pole, bolt-on design\u003c\/strong\u003e provides a secure, robust connection that stands up to regular panel duty and minimizes movement over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGenuine Square D part\u003c\/strong\u003e with part number FC12103 as the best reference for compatibility, ensuring you’re choosing the correct replacement for your system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for maintenance, retrofit, and replacement\u003c\/strong\u003e—ideal when upgrading panels, restoring protection, or stocking reliable spare parts for service fleets.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear fit guidance\u003c\/strong\u003e and ratings are essential to confirm prior to ordering, helping you avoid mismatches and downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and fit — what you need to know\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm that this 1-pole bolt-on breaker matches your panel’s specifications. The FC12103 part number serves as the primary reference for compatibility, and using it during procurement helps ensure a smooth swap with minimal surprises.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or worn 1-pole breaker in legacy or retrofit panels to restore circuit protection quickly.\u003c\/li\u003e \u003cli\u003eStocking a ready-to-go spare for service outages, reducing on-site downtime.\u003c\/li\u003e \u003cli\u003eRetrofitting older systems where a bolt-on style is preferred for durable mounting and straightforward maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations for installers\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify fit and ratings against your panel’s requirements to ensure safe and compliant operation.\u003c\/li\u003e \u003cli\u003eKeep the FC12103 part number handy during audits and maintenance logs to streamline future replacements.\u003c\/li\u003e \u003cli\u003eRespect standard electrical safety practices when handling live circuits and performing panel work.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Square D FC12103 when you need a dependable, purpose-built 1-pole bolt-on circuit breaker that supports maintenance schedules, retrofit plans, and reliable replacements. With its clear compatibility reference and robust design, it’s a practical, durable choice for professionals seeking consistency and peace of mind in electrical protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427215855778,"sku":"FC12103","price":261.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fc12103-circuit-breaker-1-pole-bolt-450.webp?v=1789686585","url":"https:\/\/www.ampstate.com\/products\/square-d-fc12103-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}