Description
The Grundfos 99656653 (NKG 100-65-250/248 AY1F2NVSBQQVXX4) is a Grundfos Accessory / Spare Part / Control. Genuine Grundfos accessory, control component, spare part, or sensor.
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 | 99656653 |
| Product Series | ACC |
| Series Description | Grundfos Accessory / Spare Part / Control |
| Electrical | Verify supply voltage, phase, and frequency match nameplate before installation. |
| Temperature limits | Do not exceed max fluid temperature per nameplate. 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
- 5713832534197
- Actual impeller diameter
- 9.76 in
- Code for rubber
- V
- Code for shaft seal
- BQQV
- Connect code
- F
- Connection
- PN 16
- Curve tolerance
- ISO9906:2012 3B
- Density
- 62.29 lb/ft³
- Diameter
- 1.26 in
- DOE Pump Energy Index CL
- 0.99
- ErP status
- EuP Standalone/Prod.
- Frequency converter
- NONE
- Gross weight
- 260.0 lb
- Housing
- Stainless steel
- Impeller
- Stainless steel
- Internal pump house coating
- No coating
- Liquid temperature range
- 14 .. 194 °F
- Material code
- N
- Material Pricing Group
- 4
- Maximum operating pressure
- 16 bar
- Minimum efficiency index, MEI ≥
- 0.67
- Net weight
- 239.0 lb
- Number of poles
- 4
- Pipe connection standard
- EN 1092-1
- Pressure rating for connection
- PN 16
- Pressure sensor
- N
- Pump housing
- Stainless steel
- Pump speed on which pump data are based
- 1752 rpm
- Pump version
- Y1
- Pump with motor (Yes/No)
- N
- Pumped liquid
- Water
- Rated flow
- 352 US gpm
- Rated head
- 85.31 ft
- Rated power - P2
- 11 kW
- Real Time
- Delivery date to be confirmed on Sales Order Update with real time availability and Net price
- Rubber
- V
- Selected liquid temperature
- 68 °F
- Shaft
- Stainless steel
- Shaft diameter
- 1.26 in
- Size of inlet connection
- DN 100
- Size of outlet connection
- DN 65
- Standard
- EN 1092-1
- Type
- Single
- Type of inlet connection
- DIN
- Type of outlet connection
- DIN
- Version
- Y1
Dimensional Drawing