{"product_id":"square-d-ka26150ac-circuit-breaker","title":"Square D | KA26150AC | Circuit Breaker | 150A | 2-Pole | 600V | 25kA | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D KA26150AC circuit breaker—a trusted 150A, 2-pole plug-in solution designed for demanding panels where fast service and dependable protection matter. Built to align with KA-series plug-in systems, this unit is ideal for maintenance, retrofit, and replacement projects that require exact compatibility with your existing Square D setup.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eEngineered for both performance and simplicity, the KA26150AC delivers robust short-circuit protection without complicating installation. The plug-in design speeds field service, reduces downtime, and minimizes panel downtime during upgrades. With a 25 kA interrupting rating and a 600V maximum, it’s prepared to handle high-demand environments while maintaining safe, reliable disconnect on both hot legs.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting rating:\u003c\/strong\u003e 25 kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Plug-In\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel reference:\u003c\/strong\u003e KA26150AC\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cp\u003eCompatibility is key when replacing breakers. Use the KA26150AC part number as the primary reference to verify fit with your panel. This unit is designed for Square D panels that accept KA-series plug-in breakers. Before installation, confirm panel model and bus compatibility to ensure safe, reliable operation.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and routine service in existing Square D installations\u003c\/li\u003e \u003cli\u003eRetrofits where a higher-amperage, two-pole solution is required\u003c\/li\u003e \u003cli\u003eRepairs or replacements in commercial or industrial panels demanding reliable 600V protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower down the equipment and follow lockout\/tagout procedures before removing or installing the breaker\u003c\/li\u003e \u003cli\u003eInspect the panel’s acceptance of KA-series plug-in breakers to prevent compatibility issues\u003c\/li\u003e \u003cli\u003eEnsure the breaker seats firmly and the terminals are secure to maintain consistent electrical contact\u003c\/li\u003e \u003cli\u003eRetain the KA26150AC as your primary reference when checking compatibility with any panel model\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Square D KA26150AC when you need a precise, plug-in 150A, 2-pole solution that delivers fast service, solid protection, and compatibility with existing KA-series panels. It’s a practical, reliable upgrade path for maintenance, retrofit, or replacement projects—designed to keep your electrical system protected and operating smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424735908002,"sku":"KA26150AC","price":4687.0,"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\/square-d-ka26150ac-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}