Electric Auxiliary Water Pump

Define of Electric Water Pump:

An Electric Water Pump is an electronically powered device used in automotive cooling systems to circulate coolant throughout the engine and radiator. Unlike traditional belt-driven pumps, it operates independently of the engine’s rotation and is controlled by the vehicle’s ECU (Engine Control Unit) for more efficient thermal management.

Define of Electric Auxiliary Water Pump:

An Electric Auxiliary Water Pump is a secondary, electrically powered pump used in automotive cooling systems to provide targeted cooling for specific components such as turbochargers, batteries, inverters, or cabin heaters. It works independently of the main water pump and engine operation, and is typically controlled by the vehicle’s electronic systems.

Key Differences: Electric Water Pump vs. Electric Auxiliary Water Pump

Feature Electric Water Pump Electric Auxiliary Water Pump
🔍 Primary Function Main cooling pump for the engine Assists additional cooling needs (e.g. turbo, battery, cabin heater)
🚗 Role in System Replaces or supports the traditional belt-driven mechanical pump Works alongside main pump to enhance localized cooling
⚙️ Operation Timing Runs based on engine temperature, usually active when engine runs Can run independently, even after engine shut-off (e.g. turbo cool-down)
📍 Installed Location Engine block, main coolant circuit Near turbocharger, battery, HVAC system, or hybrid components
🔋 Power Source Powered by vehicle’s electrical system (typically 12V or 48V) Also powered electrically, sometimes with time-delayed shut-off
🔁 Control System Often ECU-controlled for optimal temperature management Also ECU or sensor controlled, operates when auxiliary cooling is needed
🧊 Target Cooling Area Engine as a whole Specific components: turbo, inverter, cabin heater, etc.
🔧 Aftermarket Relevance Frequently replaced in modern engines due to wear or failure Often replaced in turbocharged, hybrid, or electric vehicles

Summary:

  • The Electric Water Pump is the main cooling pump for the engine, essential for thermal management in modern vehicles.

  • The Electric Auxiliary Water Pump is a supportive pump, used to cool specific components like turbochargers or batteries, especially in high-performance, hybrid, or EVs.

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  • 0392020024 EAWP-A003-V1 water pump

    0392020024 EAWP-A003-V1 water pump

    • Never-remanufacture. 100% New!
    • Premium Quality Replacement Part: This OE 251965561B 92VW8502AA 0392020024 auto parts 12v car electric auxiliary brush water pump is a genuine replacement part designed for Audi, Volkswagen, and Skoda vehicles, ensuring a perfect fit and smooth operation.
    • Wide Compatibility: The water pump is compatible with various models, including Golf 1, Golf 2, Golf 3, and Passat, among others, making it a versatile choice for car owners with different vehicle models.
    • Durable and Reliable: With a 12-month warranty, this brush water pump is built to last, providing reliable performance and minimizing the risk of engine damage due to faulty water circulation.
    • Easy Installation: The part is designed for easy installation, saving you time and effort when replacing the old water pump with a new one.
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  • 11517586925 EAWP-A009 Electric Water Pump

    11517586925 EAWP-A009 Electric Water Pump

    • Electric Water Pump: This part number 11517586925,
      11517586924
      11517546994
      11517545201
      11517563183
      11517521584 ensuring compatibility and reliability for your vehicle.
    • Fits various BMW models, including 5 Series (E60), X5 (E70), and 3 Series (E90), among others, accommodating different engine types such as 525xi, 325i, and 530i.
    • High Performance and Quality: this water pump offers high performance and quality, providing a reliable solution for your vehicle’s cooling system.
    • With 1-Year Warranty and Sample Availability: This product comes with a 1-year warranty and is available for sampling, ensuring your satisfaction and peace of mind.
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