Original FWD Atto 3 replacement parts
BYD Atto 3 Electric Coolant Pump Wholesale
Identify the named Atto 3 coolant circuit before selecting an electric circulation pump. Record its low-voltage rating, control plug and hose orientation.

Electric Coolant Pump: application and selection
| Check | Required record |
|---|---|
| Assembly identification | Named coolant circuit, low-voltage rating, port layout and control plug |
| Vehicle boundary | Original FWD ATTO 3; production date, original sales market and installed equipment. EVO RWD/AWD needs a separate application record. |
| Component evidence | Overall, label, connector and mounting views; measured dimensions where they distinguish the assembly. |
This is not a belt-driven engine water pump. Motor, battery and climate circuits can use different flow and control requirements despite similar housings.
Compare connected components
Before combining a electric coolant pump, Coolant Reservoir and Coolant Control Valve, confirm that each belongs to the intended coolant circuit; similar fittings do not establish common routing.
For a combined order, use the Atto 3 Cooling & Heat-Pump Circuits guide. Resolve vehicle differences through original versus EVO identification before comparing references.
When the original number is unavailable
Send the old electric coolant pump label with the mounting and connection views needed for this assembly. Mark measurements that remain unconfirmed. The OE and VIN identification checklist explains how to organize missing identification.
Supply contents and packing
Specify pump and seal contents and protect all ports. Have qualified EV personnel verify the circuit and service requirements before replacement.
State quantities, destination and sample requirements. Agree inspection points with the quality-control checklist before approving a bulk order.
Other vehicle applications
For a mixed-model list, compare other radiator and cooling applications. Keep each Atto 3 assembly matched to its own vehicle and component record.
Bulk inquiry
Send your OE list, model list or sample photos.
We quote by vehicle model, OE number, part type, quantity and target market. Uploading a spreadsheet or ZIP package is optional.
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- Toyota, Honda, Nissan, Hyundai, Kia, BYD and Chery replacement parts
- Brake pads, filters, lights, suspension, sensors and body parts
- Mixed OE orders, neutral packing and private label requests
- Vehicle brand, model, model year and engine version
- OE No., replacement number, reference number or sample photo
- Target quantity, destination market and packing request
- Preferred product grade, private label or neutral packing