{"product_id":"square-d-ka12100-circuit-breaker","title":"Square D | KA12100 | Circuit Breaker | 2-Pole | 240V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D KA12100\u003c\/strong\u003e Circuit Breaker — a dependable, plug-in solution crafted for 240V circuits. This \u003cem\u003e2-Pole\u003c\/em\u003e breaker is designed to drop into compatible Square D panels with ease, making it an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 2-Pole — ensures simultaneous disconnection of both conductors on 240V circuits for safer, more reliable protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240V — suitable for common 240V service needs in residential, commercial, and light industrial panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting type:\u003c\/strong\u003e Plug-In — designed for quick, straightforward installation in compatible Square D panels, reducing downtime during service or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility reference:\u003c\/strong\u003e Part number KA12100 is the best reference for ensuring fit and ratings align with your panel requirements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in real-world use: when you’re servicing an existing installation, you don’t want to guess at compatibility. The KA12100 is purpose-built for Square D systems, providing a reliable, straightforward plug-in experience that minimizes panel downtime and equipment risk. The dual-pole design is essential for protecting 240V circuits, aligning with safety practices and code expectations for circuits that require two-pole interruption.\u003c\/p\u003e \u003cp\u003eIdeal use cases include:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance of aging Square D panels where a direct KA12100 replacement is specified.\u003c\/li\u003e \u003cli\u003eRetrofit projects that upgrade or standardize safety features across multiple 240V circuits.\u003c\/li\u003e \u003cli\u003eReplacement of an in-service breaker in compatible panels to restore circuit protection without extensive rewiring.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for purchasing: always confirm fit and ratings before ordering. Rely on the KA12100 part number as the most reliable reference for compatibility to ensure you’re selecting a plug-in breaker that matches your panel’s design and duty requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427251769506,"sku":"KA12100","price":311.0,"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\/square-d-ka12100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}