Compact feed units for 20 & 35kHz applications in standard and special machine construction UWA20-10020 kHzCompact feed units for 20 kHz applications in standard and special machine construction.With precision guide, pneumatic cylinder and depth stop. Some with pressure regulator, manometer, pneumatic valve and pressure differential trigger.For direct control by the generator or an external control UWS20-10020 kHzCompact feed units for 20 kHz applications in standard and special machine construction.With precision guide, pneumatic cylinder and depth stop. Some with pressure regulator, manometer, pneumatic valve and pressure differential trigger.For direct control by the generator or an external control UWS20-100 DIGITAL20 khZCompact feed units for 20kHz applications in standard and special machine construction.With precision guide, pneumatic cylinder and depth stop. Some with pressure regulator, manometer, pneumatic valve and pressure differential trigger.For direct control by the generator or an external control UWS35-10035kHzHigh-precision, stable, pneumatic 35kHz ultrasonic welding feeder for installation in special machines and production lines.Suitable for welding applications of thermoplastic plastic parts of small to medium dimensions, for riveting applications and for various cutting applications.