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Metal Welding

20 kHz Spot WeldersMost Common Frequency for a Wide Range of Applications

Sonics’ 20 kHz ultrasonic spot welding systems are designed to handle a wide range of ultrasonic metal welding applications, such as battery tabs, cable terminations, motors and coils; electrical connections; heat sinks; copper, aluminum, brass, gold and silver welding. Systems are available in a wide range of configurations. Shown below are models for manual operation or R&D, for specialized machinery, and for automation. Ultrasonic stack assembly is also available.

A complete 20 kHz system is comprised of an actuator and a power supply best suited to your application(s). See the models listed below or click here to contact us for assistance.

Model MWB20

Model MWB20
  • Actuator on integral base, for manual operation or R & D
  • Single piece nodal mount horn stack
  • Patented 90° self-orienting keyed horns and tips

Model MWA20

Model MWA20
  • Actuator alone, for automation applications
  • Single piece nodal mount stack
  • Patented 90° self-orienting keyed horns and tips
  • Compact actuator for minimal footprint requirement
  • Solid design minimizes deflection

Model MWP20

Model MWP20
  • Actuator on plate, for specialized machinery
  • Single piece nodal mount stack
  • Patented 90° self-orienting keyed horns and tips

SmartControl Power Supplies

SmartControl Power Supply

Using the full color touchscreen, the operator can intuitively enter weld parameters with job storage and recall capabilities. Available in 1500, 2500 and 4000 watts peak power.

  • Weld results viewable as numerical values and on time-based graphs
  • Data logging to an external PC for data storage for quality analysis
  • Barcode reading feature for parameter selection

View 20 kHz Models Data Sheet

View Power Supplies Data Sheet