MultiStar Parts – Your Source for Bus Air Conditioner Parts
Multistar Parts Co., Ltd. offers a high-quality China-made alternative to the Webasto / Valeo U4814 Aquavent 5000 water pump. Engineered to meet or exceed OEM specifications, our replacement pump delivers the same reliable performance at a significantly lower cost – making it the smart choice for fleet operators, workshops, and distributors worldwide.
CROSS-REFERENCE PART NUMBERS:
- U4814
| Parameter | Specification |
|---|---|
| Model | U4814 (Aquavent 5000 series) |
| Voltage Options | 12V DC / 24V DC |
| Flow Rate | 5,000 L/h @ 0.2 bar (approx. 1,320 GPH) |
| Power Consumption | 104W nominal |
| Connection Diameter | 38mm (1.5 inch) internal diameter |
| Dimensions | 229 x 100 x 105 mm |
| Weight | 2.1 kg |
| Protection Class | IP54 |
| Ambient Temperature | -40°C to +85°C |
| Fluid Temperature | -25°C to +130°C |
| Motor Type | Brushed motor with floating-ring shaft seal |
| Speed | 3,200 ± 200 rpm |
Multistar Parts Co., Ltd. – Your trusted partner for bus air condidtioner parts and complete thermo king parts and carrier transicold parts . OEM-grade quality, competitive pricing, global shipping from China.
🚍 Applications
Our China-made U4814 pump is a direct replacement for OEM units in:
- Bus & Coach HVAC Systems – Passenger heating and cooling
- School Bus Heating Systems – Valeo Aquavent “Scholastic” versions
- Webasto DBW Coolant Heaters – DBW 2010, DBW 2020, DBW 300
- Commercial Vehicle Heating – Cargo heating applications
- EV/PHEV Battery Cooling – Liquid cooling systems
- Eberspächer Heating Systems – Compatible with many installations
Why Choose Our China-Made U4814 Pump?
| Advantage | Benefit |
|---|---|
| Direct OEM Replacement | Identical fit, form, and function to Webasto/Valeo U4814 |
| 40-50% Cost Savings | Premium quality at a fraction of the OEM price |
| High Reliability | Tested to meet 5,000-10,000 hour service life |
| No Compromise on Materials | Same floating-ring seal technology, brushed motor design |
| Global Availability | Ready stock for fast shipping worldwide |
Multistar Parts Co., Ltd. – Your trusted partner for bus air conditioning compressors and complete HVAC spare parts. OEM-grade quality, competitive pricing, global shipping from China.