{"product_id":"square-d-pka36040u31a-circuit-breaker","title":"Square D | PKA36040U31A | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eExplore reliable protection with Square D PKA36040U31A, a 400A, 3-pole circuit breaker designed for 600V systems. This unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter, delivering dependable interruption and control for industrial electrical distribution.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this exact part matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact fit:\u003c\/strong\u003e The part number PKA36040U31A provides the precise reference you need for compatibility with Square D panels that accept this specification, reducing guesswork during replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust protection for high-current feeders:\u003c\/strong\u003e Engineered to interrupt and protect large distribution paths, helping prevent damage to downstream equipment in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEfficient retrofit capability:\u003c\/strong\u003e Designed for straightforward replacement in compatible assemblies, helping minimize downtime during maintenance or panel upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear fit guidance:\u003c\/strong\u003e Always verify compatibility by matching the part number to your panel label or service documentation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho this is for and practical use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIndustrial facilities and plants with 600V distribution networks seeking a reliable 400A, 3-pole protection solution.\u003c\/li\u003e \u003cli\u003e Technicians performing maintenance, retrofits, or replacements in commercial or industrial panels that require exact part-number matching.\u003c\/li\u003e \u003cli\u003e Electrical distributors or service teams stocking spare parts for Square D systems to minimize downtime during outages.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant fit note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings for your specific panel. The part number PKA36040U31A is the best reference for compatibility, ensuring you obtain a compliant, reliable replacement that integrates smoothly with your existing equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426836304034,"sku":"PKA36040U31A","price":40891.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-pka36040u31a-circuit-breaker-400a-3-pole-600v-764.webp?v=1789631109","url":"https:\/\/www.ampstate.com\/products\/square-d-pka36040u31a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}