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An electronic water pump is a type of water pump used in internal combustion engines that is controlled by an electronic control unit (ECU). It is typically used in modern vehicles and replaces the traditional mechanical water pump.
The electronic water pump is designed to improve engine performance and efficiency by regulating the flow of coolant to the engine. It operates by using an electric motor to drive an impeller that circulates coolant through the engine. The speed of the impeller is controlled by the ECU, which monitors the engine's temperature and adjusts the flow of coolant as needed.
One of the main advantages of an electronic water pump is that it can operate independently of the engine's speed. This means that the pump can be adjusted to provide the optimal coolant flow rate for any given engine load or driving condition. This can lead to better fuel efficiency, reduced emissions, and improved engine performance.
Another advantage of electronic water pumps is that they are more reliable than traditional mechanical pumps. Since they have fewer moving parts, there is less chance of a failure or malfunction. Additionally, electronic water pumps can help to reduce noise and vibration in the engine compartment.
Overall, electronic water pumps are a modern and efficient solution for circulating coolant through an engine. Their ability to provide precise control over coolant flow rates can lead to improved engine performance and efficiency, while their reliability and durability make them a popular choice for automotive manufacturers.
| Pump power (W) | 15 | 18 | 40 | 60 | 80 | 120 | 160 | 200 | 400 |
| Rated Voltage (V) | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 |
| Operating Voltage (V) | 9-16 | 9-16 | 9-16 | 9-16 | 9-16 | 9-16 | 9-16 | 9-16 | 9-16 |
| Rated Flow (L/min) | ≥15 | ≥18 | ≥25 | ≥35 | ≥45 | ≥55 | ≥100 | ≥125 | ≥150 |
| Operating Temp.(°C) | -40-125 | -40-125 | -40-125 | -40-125 | -40-125 | -40-125 | -40-125 | -40-125 | -40-125 |
| Signal Type | None | S/PWM | S/PWM | S/PWM | S/PWM/LIN | S/PWM/LIN | PWM | PWM/LIN/BSD | PWM/LIN/BSD |
| Noise (dB) | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 |
| Working Life (h) | ≥2000 | ≥2000 | ≥2000 | ≥2000 | ≥2000 | ≥2000 | ≥2000 | ≥2000 | ≥2000 |
| Applicable Models | Audi VW SEAT |
Audi VW Ford Volvo BMW |
Toyota Lexus |
Audi VW SEAT |
Audi VW Ford Volvo BMW |
Toyota Lexus |
Toyota Lexus |
BMW | Volvo |
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