Grundfos 97722688 DDA Digital Dosing Pump 30-4 AR

The Grundfos 97722688 (DDA 30-4 AR) is a rugged SMART digital diaphragm dosing pump designed for reliable industrial and process water applications. With a brushless motor, digital AR control, and PVDF wetted head, it delivers precise dosing up to approximately 8 GPH at 60 PSI with flexible digital monitoring and control.

Model: DDA 30-4 AR-PV/V/C-F-31U7U7BG

Product Number: 97722688

Max Flow: ~8 GPH (≈30 L/hr)

Max Pressure: ~60 PSI (≈4 bar)

Pump Head Material: PVDF (chemical-resistant)

Gasket Material: FKM (Viton)

Valve Ball Material: Ceramic

Connection: Standard dosing pump inlet/outlet (hose/NPT options)

Power Supply: 100–240 VAC, 50/60 Hz

Control: AR digital control with relay outputs and analog input support (SMART Digital DDA series)