Power Wave STT Module

Power Wave STT Module

The Power Wave STT Module is an advanced process welder. Add STT (Surface Tension Transfer) process capability to any compatible Power Wave S-Series power source to gain outstanding puddle control for critical sheet metal or pipe root pass welding. The compact STT module seamlessly integrates with the power source using the high speed Lincoln Electric ArcLink digital communications protocol.



Part no.






40V DC


Duty Cycle


450A@100%, 500A@60%, 550A@40%


Rated Output (Duty Cycle)


450A@100%, 500A@60%, 550A@40%


Primary/Input Voltage


40V DC


Dimensions (mm) H x W x D


292 , 353 , 645


Net Weight (kg)




Operator Manual





Product Code: K2921-1