Grundfos 99159385 refers to the DDA 120-7 AR-PVC/V/C-F-31U3U3FG dosing pump, part of the SMART Digital XL DDA series. It’s a high-performance diaphragm dosing pump designed for demanding industrial and water treatment applications.

Key Specifications

• Model: DDA 120-7 AR-PVC/V/C-F-31U3U3FG
• Product Number: 99159385
• Pump Type: Stepper motor-driven diaphragm dosing pump
• Max Flow Rate: 120 liters/hour (32 GPH)
• Max Pressure: 7 bar (100 PSI)
• Voltage: 100–240V AC, 50/60 Hz
• Plug Type: EU (Schuko)
• Control Variant: Analog input with alarm relay
• Head Material: PVC
• Valve Type: Standard (non-spring-loaded) with ceramic balls
• Gasket Material: FKM (fluoroelastomer)
• Connection Type: Hose/pipe pack connections