{"product_id":"aisin-inverter-cooler-water-pump-wqt-800-for-toyota-prius-2004-2009-oem-all-new-corrosion-resistant","title":"AISIN Inverter Cooler Water Pump WQT-800 for Toyota Prius (2004–2009) — OEM all-new, corrosion-resistant","description":"\u003cstrong\u003eAISIN's WQT-800 is a brand-new OEM inverter cooler water pump kit engineered to maintain inverter temperature control on select Toyota Prius models.\u003c\/strong\u003e\n\nAISIN built this inverter cooler water pump kit to the same exacting standards used for factory parts. The assembly uses new components — not remanufactured pieces — and features optimized flow pathways, precision rotors, and durable bearings to move coolant through the inverter cooler efficiently and resist rust, corrosion, and scale. Proper inverter cooling reduces thermal stress on hybrid power electronics, helping avoid premature failures and expensive repairs.\n\n\u003ch3\u003eHow does the pump improve inverter cooling in a Prius?\u003c\/h3\u003e\n\u003cp\u003eThe WQT-800 circulates coolant through the inverter cooler to transfer heat away from hybrid power electronics. Its refined rotor design and smooth flow channels reduce turbulence and help maintain steady coolant circulation under varied driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered rotors for consistent flow and reduced cavitation\u003c\/li\u003e\n  \u003cli\u003eSmooth coolant channels for efficient heat transfer\u003c\/li\u003e\n  \u003cli\u003eBall bearings designed for long service life and quiet operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes this AISIN kit different from aftermarket or remanufactured pumps?\u003c\/h3\u003e\n\u003cp\u003eThis kit is produced using all-new components and materials selected specifically to resist the common causes of pump failure such as scaling, corrosion, and rust. AISIN’s manufacturing tolerances and material upgrades align with original equipment performance and longevity expectations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAll-new internals — no remanufactured parts included\u003c\/li\u003e\n  \u003cli\u003eMaterials chosen to withstand coolant chemistry and contaminants\u003c\/li\u003e\n  \u003cli\u003eManufactured to AISIN’s OE-level quality controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this pump fit my Toyota Prius and how do I confirm compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe WQT-800 is intended for specific Toyota Prius model years; fitment can depend on engine and vehicle sub-variants. Use the vehicle fitment checker provided by the seller or cross-reference AISIN part numbers with your VIN to confirm exact compatibility before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible: Toyota Prius (model years 2004–2009) — verify engine details\u003c\/li\u003e\n  \u003cli\u003eCheck VIN or OEM part reference to avoid installation issues\u003c\/li\u003e\n  \u003cli\u003eConsult installation guide or technician for model-specific steps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I expect the inverter cooler water pump to last and what maintenance helps it endure?\u003c\/h3\u003e\n\u003cp\u003eService life varies by driving conditions and coolant maintenance, but AISIN’s design improvements are intended to extend operational longevity versus degraded components. Maintaining the recommended coolant type and change intervals, and avoiding contaminants, will help the pump last longer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRegular coolant flushing and use of manufacturer-recommended coolant\u003c\/li\u003e\n  \u003cli\u003eInspect hoses and connections for leaks or contamination\u003c\/li\u003e\n  \u003cli\u003eReplace the pump promptly if overheating or unusual noise occurs\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for\n\nThis AISIN WQT-800 inverter cooler water pump kit is aimed at Prius owners, hybrid repair shops, and technicians seeking a factory-grade replacement for inverter cooling components. If you prioritize OEM fit, new-component reliability, and materials engineered to resist corrosion and scaling, this kit offers a direct-fit solution designed to protect hybrid inverter components and reduce the risk of overheating-related failures. Always confirm vehicle fitment before ordering and follow professional installation practices when replacing inverter cooling components.\n\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the AISIN WQT-800 a new or remanufactured part?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The WQT-800 kit is made from all-new components, not remanufactured parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which Prius years is this pump compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This pump fits select Toyota Prius models from 2004 to 2009; verify fitment with your VIN.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AISIN","offers":[{"title":"Default Title","offer_id":48082857394334,"sku":"B07G4J3BGX","price":154.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/aisin-wqt-800-front-view.jpg?v=1785816695","url":"https:\/\/northtrailauto.ca\/products\/aisin-inverter-cooler-water-pump-wqt-800-for-toyota-prius-2004-2009-oem-all-new-corrosion-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}