The Karcher Servo Control water quantity and pressure regulated directly from the hand spray gun.
Compatible with HD 10/23-4 S HD 10/23-4 S Plus HD 10/23-4 SX Plus HD 10/25-4 S HD 10/25-4 S Plus HD 10/25-4 SX Plus HD 7/16-4 St HD 9/18-4 St HD 9/20-4 M HD 9/20-4 M Plus HD 9/20-4 MX Plus HD 9/23 De HD 9/23 De Tr1 HD 9/23 G HD 9/23 Ge Tr1 HDS 10/20-4 M H
