Used Ultrasonic Welders

Refurbished Ultrasonic Welders. We Buy and Sell!


Search for models by the manufacturer by clicking on the above tabs or use the menu on the left.

Refurbished Thermosonics Ultrasonic Welders

Looking for a cost-efficient 20 kHz ultrasonic welding system, Thermosonics ultrasonic welders are your answer.

All of Sonitek's used ultrasonic welders are refurbished by experienced service technicians.
Please remember that our stock changes daily.

If you can not find what you are looking for, please contact us.

If you don't see the make/model of ultrasonic welder you are looking for, please contact us as our stock changes daily.




Stock# Model# Frequency Wattage Volts

Contact our sales department for further details:
please call: 1-844-SONITEK

E-mail us at as our stock changes daily.


Sonitek Corporation
84 Research Drive
Milford, CT 06460
Tel: (203) 878-9321 Fax: (203) 878-6786

Call Toll Free

© 2016 Sonitek Corporation | Disclaimer | Leasing