XW-ADW Automatic Double Side Battery Pack Spot Welder 8000A The XW-ADW Automatic Double Side Spot Welding Machine with water cooled welding transformer is built for three shift battery pack production. Coolant circulation removes heat from the transformer and electrode holders, keeping welding current stable and electrode life long during continuous duty cycles. Product Features Servo motor and precision linear module driven XYZ axis, repeatable positioning with uniform weld