https://www.powtech.de/en/ausstellerprodukte/powtec22/product-10318562/sieving-generator-sg4l

The sieving generator SG4L is part of the SONOSCREEN easy range. The device is easy to operate. The SG4L can also be used for ATEX zones. Just like the other generators in the easy range, it is designed to distribute ultrasonic vibrations evenly onto the resonator and onto the screen fabric, the constant cleaning of the fabric improves screen performance. The SG4L generators are reliable entry-level models.

The Swiss Telsonic Group has been offering its industrial ultrasonic solutions through representation in Europe, America and Asia since 1966. Constant innovations help to ensure that, in many applications, Telsonic has established a lead over competitors that offers added value to customers. With over 250 highly qualified staff, the owner-managed company specialises in plastic and metal welding as well as ultrasonic cleaning and screening. All over the world, customers in fields such as automotive, packaging and medical technology value the company's comprehensive services and broad range of ultrasonic components for system construction as well as its complete welding systems.