QDYQ340H-25 Piston Flow and Pressure Regulating Valve
The piston-type design controls the flow passage for flow regulation and pressure management. Applications shown in the manufacturer catalog include reservoir discharge, long-distance water transmission, waterworks and municipal water networks.
Catalog specifications
- Modell: QDYQ340H-25
- Pressure designation: PN25
- Nominal size range: DN150-DN2000
- Betrieb: Schneckengetriebe
- Verbindung: geflanscht
Body-material codes C, ICH, P and R are listed as catalog options. This page does not represent a separately verified material-specific configuration. Confirm selected body material, seat specification, Betriebstemperatur, pressure differential and dimensions with KOZO before ordering.
The photograph is extracted from the manufacturer catalog and illustrates the worm-operated QDYQ series. Appearance and dimensions vary with size and configuration.

