{"product_id":"schneider-electric-square-d-ya8kkr44a9sxxxxxxx","title":"Schneider Electric Square D YA8KKR44A9SXXXXXXX","description":"\u003cp\u003eThe Schneider Electric Square D YA8KKR44A9SXXXXXXX is a high-capacity molded case circuit breaker designed for robust overcurrent protection in demanding industrial electrical systems. Engineered by Schneider Electric's Square D brand, this breaker is a critical component for ensuring the safety and operational continuity of machinery and power distribution networks.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: Square D YA\u003c\/li\u003e\n\u003cli\u003eType: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli\u003eAmpere Rating: 4000A\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 635V\u003c\/li\u003e\n\u003cli\u003eFrame Size: K (indicated by 'K' in YA8KKR)\u003c\/li\u003e\n\u003cli\u003eConfiguration: 4-pole (indicated by '4' in YA8KKR)\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Standard (indicated by 'S' in A9SXXXXXXX)\u003c\/li\u003e\n\u003cli\u003eActuation Type: Thermal-Magnetic (typical for this series, verify with datasheet)\u003c\/li\u003e\n\u003cli\u003eInterrupting Capacity: Verify with manufacturer datasheet for specific rating\u003c\/li\u003e\n\u003cli\u003eMounting Type: Fixed (typical for this series, verify with datasheet)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications \u0026amp; compatibility\u003c\/h3\u003e\n\u003cp\u003eThis 4000A, 635V circuit breaker is suitable for main feeders, distribution panels, and large motor protection in heavy industrial environments. It is commonly found in applications such as large manufacturing plants, mining operations, and utility substations where reliable and high-fault current interruption is paramount.\u003c\/p\u003e\n\n\u003cp\u003eAvailable from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D YA8KKR44A9SXXXXXXX or contact our technical team for cross-reference assistance with compatible Square D components.\u003c\/p\u003e","brand":"IAC Catalog","offers":[{"title":"Default Title","offer_id":41240249925716,"sku":"YA8KKR44A9SXXXXXXX","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/2986\/0180\/files\/default-1_92c35721-7dad-4749-844a-5df9dfd3efb5.webp?v=1777713638","url":"https:\/\/catalog.industrialautomationco.com\/products\/schneider-electric-square-d-ya8kkr44a9sxxxxxxx","provider":"IAC Catalog","version":"1.0","type":"link"}