Micromechatronics, Inc. (MMech)

www.mmech.com - Ph: 814-861-5688

STH-S81-5020 Langevin Transducer for Plastic Welding

Ultrasonic Transducers

pdf-icon_sm Data Sheet STH-S81-5020

General Application

High Power Ultrasonic (ex. ultrasonic welding)


Tests environmental conditions: 23 ± 3 °C; 40 ~ 70% RH

Parameter   Specification Remarks
Resonant Fequency fr 20 ± 1 kHz HP-4194 Impedance Analyzer at 1Vrms
Resonance Resistance Ro < 10 ohm HP-4194 Impedance Analyzer at 1Vrms
Capacitance Cp 9.0nF ± 10% LCR meter at 1kHz, 1Vrms
Bandwidth   > 1 kHz  
Insulation Resistance   > 2000 Mohm  
Power (Instantaneous Power)   1000 W  
Max Input Voltage   3000Vp-p  
Length L 116.90 mm  
Mass g 1002 g  
Joint Bolt   M16 x 2.0  

How to order

If you need a specific quote, please request so by sending us an e-mail through "Request for Quote" by refering to the following part number or by calling us at 814-861-5688 (8:30am to 5:30pm EST). You can also directly place an order by calling us with your credit card information or sending us a Purchase Order form.

Purchasing Options

Article Part Number Price unit

Bolt Clamped Langevin Ultrasonic Transducer
Option A: Horn with Threaded Hole


1-9: $185.00

10-99: $140.00

100-499: $115.00

Transducer Links

More Information

101 Innovation Blvd. Suite 308
State College, PA 16803, USA
Ph: (814)-861-5688