Description
The Grundfos 91149135 (HYDRO MULTI-B/E 3 CME15-2) is a Hydro Booster System. Energy-efficient pressure boosting system with parallel frequency-controlled pumps for constant pressure. Nominal performance: 269US gpm at 140.1ft. Rated 460-480V, 3-Phase, 60 Hz. Applications include Plumbing: Pressure Boosting, Industrial water supply & transfer, Rotor & spray irrigation and more.
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 | 91149135 |
| Product Series | HYDRO |
| Series Description | Hydro Booster System |
| Voltage | 460-480V |
| Phase | 3-Phase |
| Frequency | 60 Hz |
| Nominal Flow | 269US gpm |
| Nominal Head | 140.1ft |
| Max Operating Pressure | 145.04psi |
| Max Fluid Temperature | 140°F |
| Nominal Pipe Bore | 4ANSI |
| Electrical | Verify supply voltage, phase, and frequency match nameplate before installation: 460-480V, 3-Phase, 60 Hz. |
| Temperature limits | Do not exceed max fluid temperature 140°F. Exceeding limits damages seals and motor insulation. |
| Dry running | Do not run dry. HYDRO 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. |
- Connection
- 4ANSI
- Control type
- E
- Density
- 62.29 lb/ft³
- Frequency
- 60 Hz
- Gross weight
- 877.0 lb
- Head max
- 162.7 ft
- Liquid max temp
- 140°F
- Liquid temperature range
- 32 .. 140 °F
- Maximum operating pressure
- 145.04 psi
- Model
- A
- n rpm
- 4ANSI
- Net weight
- 654.0 lb
- Number of pumps
- 3
- Phase
- 3
- Pipe connection
- 4ANSI
- Pump
- 5 HP
- Pumped liquid
- Water
- Rated current
- Product name:HYDRO MULTI-B/E 3 CME15-2
- Rated current of system
- 20.6 A
- Rated flow
- 269 US gpm
- Rated head
- 140.1 ft
- Rated voltage
- 3 x 460-480 V
- Sales region
- Namreg
- Selected liquid temperature
- 68 °F
- Type
- E
- Unit
- CU323-3
Dimensional Drawing
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