Description
The Grundfos 97721440 (DDC 9-7) is a Digital Dosing Pump — Compact. SMART Digital diaphragm dosing pump with stepper motor. User-friendly at optimum price-performance ratio. Rated 100-240V, 1-Phase, 50, 60 Hz. Applications include Process liquids transfer, Cooling, Industrial process water treatment.
Genuine Grundfos Part
OEM component engineered and manufactured to Grundfos specifications. Maintains pump performance and warranty coverage.
Full Traceability
Genuine Grundfos parts carry manufacturer traceability from production through delivery. No counterfeit risk.
Authorized Source
PumpStop is an authorized Grundfos distributor. All parts are genuine — not aftermarket, not surplus.
Confirm Compatibility
Always verify part number against your pump model number and serial number before ordering. Contact PumpStop for parts identification assistance.
Technical Support Available
PumpStop technical team can identify correct parts from pump nameplate data, serial number, or model code. Call (781) 281-8905 or chat.
Contact for Availability
Parts availability varies. Contact PumpStop to confirm stock, lead time, and pricing before placing an order.
| Model Number | 97721440 |
| Product Series | DDC |
| Series Description | Digital Dosing Pump — Compact |
| Voltage | 100-240V |
| Phase | 1-Phase |
| Frequency | 50, 60 Hz |
| Protection Class (IP) | IP65 / TYPE 4X |
| Max Operating Pressure | 101.53psi |
| Max Fluid Temperature | 113°F |
| Max Ambient Temperature | 113°F |
| Min Ambient Temperature | 32°F |
| Inlet Connection | Hose 9/12 mm 6 |
| Outlet Connection | Hose 9/12 mm 6 |
| Approvals / Certifications | CE, CSA-US, NSF61, EAC, RCM |
| Electrical | Verify supply voltage, phase, and frequency match nameplate before installation: 100-240V, 1-Phase, 50, 60 Hz. |
| Temperature limits | Do not exceed max fluid temperature 113°F or max ambient temperature 113°F. Exceeding limits damages seals and motor insulation. |
| Dry running | Do not run dry. DDC pumps use the pumped fluid to lubricate the shaft seal. Dry running destroys the seal within seconds. Install dry-run protection on all automatic installations. |
| Maintenance | Refer to the Grundfos Installation and Operating Manual (IOM) for correct installation, commissioning, and maintenance. Contact PumpStop for documentation. |
- EAN
- 5710622715811
- Applications
- Dosing & Disinfection
- Analog input
- 0/4-20 MA
- Approvals
- CE
- Control panel
- FRONT-MOUNTED
- Control variant
- AR
- Density
- 62.29 lb/ft³
- Enclosure class (IEC 34-5)
- IP65 / NEMA 4X
- Gasket
- FKM
- Gross weight
- 6.62 lb
- Inrush current
- 25A at 230V for 2ms
- Length of cable
- 1.5 m
- Level control
- YES
- Liquid temperature range
- 14 .. 113 °F
- Mains frequency
- 50 / 60 Hz
- Material Pricing Group
- 68
- Max. Flow
- 9 l/h
- Max. flow in slow mode 25%
- 2.25 l/h
- Max. flow in slow mode 50%
- 4.5 l/h
- Maximum operating pressure
- 7 bar
- Maximum power input - P1
- 22 W
- Min flow
- 9.0 ml/h
- Net weight
- 4.41 lb
- Power 1
- 22 W
- Power input - P1
- 22 W
- Product family
- DDC
- Pulse control
- YES
- Pump inlet
- Hose 9/12 mm 6
- Pump outlet
- Hose 9/12 mm 6
- Pumped liquid
- Water
- Range of ambient temperature
- 32 .. 113 °F
- Rated voltage
- 1 x 100-240 V
- Real Time
- Delivery date to be confirmed on Sales Order Update with real time availability and Net price
- Selected liquid temperature
- 68 °F
- Turn-down ratio
- 0.7361111111111112
- Type
- 9/12 mm up to 60 l/h
- Type key
- DDC 9-7 AR-PVC/V/C-F-31I002FG
- Type of cable plug
- EU
- Valve ball
- Ceramic
- Valve type
- Standard
Dimensional Drawing
SMART Digital S DDA, DDC (Quick Guide)
OPTIMIZED INDUSTRIAL SOLUTIONS (Product brochure)
GRUNDFOS DOSING AND DISINFECTION (Product brochure)
Water Utility, Optimized solutions for Municipalities (Product brochure)
SMART Digital S - DDA and DDC (Safety instructions)
SMART Digital S - DDC, up to 15 l/h (I & O instructions)
SMART Digital S - DDA and DDC (Safety instructions)
SMART Digital S, DDA, DDC, DDE up to 30 l/h (Data Booklet)