Description
The Grundfos 98978420 (SP9-7RE) is a Grundfos Accessory / Spare Part / Control. Genuine Grundfos accessory, control component, spare part, or sensor. Nominal performance: 47.1US gpm at 168ft. Rated 440-460-480V, 3.0-Phase, 60 Hz.
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 | 98978420 |
| Product Series | ACC |
| Series Description | Grundfos Accessory / Spare Part / Control |
| Power | 3HP |
| Voltage | 440-460-480V |
| Phase | 3.0-Phase |
| Frequency | 60 Hz |
| Motor Speed | 3470-3480-3490rpm |
| Pump Speed | 3450rpm |
| Full Load Current | 5.3-5.5-5.8A |
| Motor Type | MS4000 |
| Insulation Class | F |
| Protection Class (IP) | IP68 |
| Nominal Flow | 47.1US gpm |
| Nominal Head | 168ft |
| Max Fluid Temperature | 104°F |
| Outlet Connection | 2"NPT |
| Impeller Material | Stainless steel |
| Electrical | Verify supply voltage, phase, and frequency match nameplate before installation: 440-460-480V, 3.0-Phase, 60 Hz. |
| Temperature limits | Do not exceed max fluid temperature 104°F. Exceeding limits damages seals and motor insulation. |
| Dry running | Do not run dry. ACC 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
- 5712604593851
- Applic. motor
- NEMA
- Approvals
- CE
- Built-in motor protection
- NONE
- Built-in temp. transmitter
- yes
- Curve tolerance
- ISO9906:2012 3B
- Density
- 998.2 kg/m³
- Diameter
- 4 inch
- Enclosure class (IEC 34-5)
- IP68
- ErP status
- EuP Standalone/Prod.
- Gross weight
- 26.5 kg
- Impeller
- Stainless steel
- Insulation class (IEC 85)
- F
- Mains frequency
- 60 Hz
- Material Pricing Group
- 23
- Max liquid t at 0.15 m/sec
- 40 °C
- Maximum liquid temperature
- 40 °C
- Model
- A
- Motor
- NEMA
- Motor diameter
- 4 inch
- Motor type
- MS4000
- Motor version
- T40
- Net weight
- 24.8 kg
- Power (P2) required by pump
- 2.2 kW
- Power factor 1
- 0.82-0.78-0.73
- Pump
- 2.2 kW
- Pump outlet
- 2"NPT
- Pump speed on which pump data are based
- 3450 rpm
- Pumped liquid
- Water
- Rated current
- 5.65-5.80-6.00 A
- Rated flow
- 10.7 m³/h
- Rated head
- 51.2 m
- Rated power - P2
- 2.2 kW
- Rated speed
- 3440-3460-3470 rpm
- Rated voltage
- 3 x 440-460-480 V
- Real Time
- Delivery date to be confirmed on Sales Order Update with real time availability and Net price
- Selected liquid temperature
- 20 °C
- Service factor
- 1.15
- Shaft seal for motor
- SIC/SIC
- Stages
- 7
- Start. method
- direct-on-line
- Starting current
- 470-490-490 %
- Thermal protec
- external
- Type
- MS4000
- Valve
- YES
- Version
- T40
- Windings
- Enamelled