{"product_id":"square-d-pka36040cu63ae1-circuit-breaker","title":"Square D | PKA36040CU63AE1 | Circuit Breaker | 63A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D PKA36040CU63AE1 Circuit Breaker — a precision 63-amp, 3-pole protection device engineered for reliability in demanding electrical environments. Designed for maintenance, retrofit, and replacement projects where exact specs matter, this breaker preserves system safety across three-phase circuits at up to 600 volts.\u003c\/p\u003e \u003cp\u003eWhen you need to match existing equipment, the PKA36040CU63AE1 is the right reference. The part number is the best compatibility reference, and you should confirm fit and ratings before ordering to ensure seamless installation.\u003c\/p\u003e \u003ch4\u003eKey specifications\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 63A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003ePart number: PKA36040CU63AE1\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eWhy this Square D circuit breaker stands out\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eExact electrical characteristics: 63A, 3-pole, 600V, designed to protect three-phase circuits without altering your system's protection profile.\u003c\/li\u003e \u003cli\u003eManufacturer-specific compatibility: Built to align with Square D panels and assemblies that accept the PKA36040CU63AE1, reducing fit risk during replacements or retrofits.\u003c\/li\u003e \u003cli\u003eReliable replacement option: A drop-in replacement approach for aging or damaged breakers, helping you minimize downtime during service work.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eIdeal use cases\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service: Replace worn breakers in existing Square D installations where a 63A, 3-Pole, 600V rating is required.\u003c\/li\u003e \u003cli\u003eRetrofit and upgrades: Modernize older panels with a compliant PKA36040CU63AE1 part to restore safe protection for three-phase loads.\u003c\/li\u003e \u003cli\u003eNew installations requiring precise 63A three-phase protection in compatible Square D panelboards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation notes:\u003c\/strong\u003e Always confirm fit and ratings before ordering. The part number provides the most reliable reference for compatibility with your panel. For best results, consult your panel manufacturer’s guidelines and follow proper electrical safety procedures.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426296975522,"sku":"PKA36040CU63AE1","price":254730.0,"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-pka36040cu63ae1-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}