... components 4.PLC control Ultrasonic Metal Welder, professional solar collector welder from our factoryProfessional Automatic Ultrasonic Welding Equipment for ... performance4.PLC control, smart5.Easy maintenanceAPPLICATIONS:1.for the solar heater industry 2.For the aluminum plastic pipe industry ... ControladjustableadjustablePower Supply110-240V, 50/60Hz110-240V, 50/60Hz Ultrasonic Solar collector welder