HomeBelts and Cooling > Radiators, Coolers and Related ComponentsAisin WQT-800 Drive Motor Inverter Cooler Water Pump
Part #: WQT-800

Aisin WQT-800 Drive Motor Inverter Cooler Water Pump

⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota, Prius
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Reliable Cooling Solution for Toyota Prius Drive Motor

The Aisin WQT-800 Drive Motor Inverter Cooler Water Pump is engineered to maintain optimal temperature control for the drive motor inverter system in Toyota Prius models. Designed specifically for this application, it ensures efficient cooling performance to support hybrid vehicle operation.

  • Compatible with Toyota Prius hybrid vehicles
  • Part number WQT-800 for precise identification
  • Designed as a drive motor inverter cooler water pump
  • Supports effective thermal management of inverter components
  • Manufactured by Aisin, a trusted automotive parts supplier

Product Overview and Functionality

This Aisin WQT-800 water pump is a critical component in the cooling system of the Toyota Prius drive motor inverter. It circulates coolant through the inverter cooler, helping to dissipate heat generated during electric motor operation. Proper cooling prevents overheating, which can lead to reduced efficiency or damage to inverter electronics. The pump is engineered to meet OEM specifications, ensuring compatibility and reliable performance within the Prius hybrid system.

Compatible Vehicles and Applications

This part is compatible with Toyota Prius models requiring a drive motor inverter cooler water pump. It is specifically designed to fit the cooling system of the Prius inverter, making it suitable for hybrid system maintenance or repair.

  • Overheating inverter components
  • Reduced inverter cooling efficiency
  • Coolant leaks or pump failure in inverter cooling circuit
  • Unusual noises from the inverter cooling pump
  • Hybrid system performance issues related to inverter temperature

Installation Notes and Tips

When installing the Aisin WQT-800 water pump, ensure the cooling system is properly drained and flushed to prevent contamination. Verify all connections and seals are secure to avoid leaks. Follow Toyota Prius service guidelines for inverter cooling system maintenance to ensure correct installation and optimal operation.

Quality Assurance and Warranty

Aisin manufactures this drive motor inverter cooler water pump to meet stringent quality standards. While specific warranty details are not provided, Aisin parts typically adhere to OEM quality requirements, offering dependable performance for Toyota Prius hybrid cooling systems.

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009ToyotaPrius1.5LL4N/A
2008ToyotaPrius1.5LL4N/A
2007ToyotaPrius1.5LL4N/A
2006ToyotaPrius1.5LL4N/A
2005ToyotaPrius1.5LL4N/A
2004ToyotaPrius1.5LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

04000-32528131-2533170-412041503E89064AW6666G9020-47030G9020-47031WP2382WQT800

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.