Grundfos NB 50-160/177 End-Suction Centrifugal Pump is an authentic Grundfos industrial component (Model/MPN: 98974512) engineered for continuous factory operations and machinery maintenance in Kenya and across East Africa. Key verified ratings include Pump Technology: Single-Stage End-Suction Centrifugal, Nominal Flow Rate: 50 m³/h (833 L/min), Maximum Head: 32 m (3.2 bar). Standard plant applications include District Heating & Cooling, HVAC Chilled Water, Factory Water Mains. Held at our STARNEX counter on Enterprise Road, Nairobi Industrial Area for immediate collection or same-day dispatch. When requesting a quotation, please specify required quantity, operating voltage/phase, pipe connection size, and delivery destination.
Grundfos NB 50-160/177 End-Suction Centrifugal Pump
Grundfos NB 50-160/177 End-Suction Centrifugal Pump is an authentic Grundfos industrial component (Model/MPN: 98974512) engineered for continuous factory operations and machinery maintenance in Kenya and across East Africa. Key verified ratings include Pump Technology: Single-Stage End-Suction Centrifugal, Nominal Flow Rate: 50 m³/h (833 L/min), Maximum Head: 32 m (3.2 bar). Standard plant applications include District Heating & Cooling, HVAC Chilled Water, Factory Water Mains. Held at our STARNEX counter on Enterprise Road, Nairobi Industrial Area for immediate collection or same-day dispatch. When requesting a quotation, please specify required quantity, operating voltage/phase, pipe connection size, and delivery destination.
Functional engineering application
The Grundfos NB 50-160/177 (MPN 98974512) is a close-coupled single-stage end-suction centrifugal pump conforming to EN 733 dimensions. Engineered with an axial suction port and radial discharge port, a heavy cast iron volute casing, and precision-machined impeller, the NB 50-160 is a workhorse for industrial plant water supply, HVAC chilled water circulation, and fire protection backup systems in East Africa.
Industrial-grade 7.5 kW Grundfos NB 50-160/177 flanged end-suction centrifugal pump producing 50 m³/h flow at 32 m head. Built for district heating, HVAC, and factory water supply.
Quotation & fulfilment
Parametric technical attributes
| Grundfos 98974512 | |
| IDENTIFICATION | |
| Component Type | Grundfos NB 50-160/177 End-Suction Centrifugal Pump |
| Manufacturer / Brand | Grundfos |
| Part Number (MPN) | 98974512 |
| Stock Keeping Unit (SKU) | GRN-NB50-160 |
| TECHNICAL PARAMETERS | |
| Pump Technology | Single-Stage End-Suction Centrifugal |
| Maximum Head | 32 m (3.2 bar) |
| Electrical Supply | 380–415 V, 3-Phase, 50 Hz |
| PERFORMANCE & RATINGS | |
| Nominal Flow Rate | 50 m³/h (833 L/min) |
| Motor Power Rating | 7.5 kW (10 HP) |
| CONSTRUCTION & CONNECTION | |
| Suction Flange | DN65 PN16 |
| Discharge Flange | DN50 PN16 |
| Casing Material | Cast Iron EN-GJL-250 |
| Seal Type | BAQE (Carbon/Silicon Carbide/EPDM) |
| COMPLIANCE & LOGISTICS | |
| Stock Availability | On request |
System fitment & verified replacements
Interchangeable models
Commonly installed on equipment from
Common questions on this part
It features a DN65 PN16 suction flange and a DN50 PN16 discharge flange conforming to EN 1092-2.
Yes, all Grundfos pumps supplied by STARNEX Industrial Spares in Kenya are 100% authentic, brand new, and covered by standard supplier warranty against defects in materials and workmanship. We provide full traceability and origin certificates upon request for procurement audits.
Ex-stock units are dispatched within 24 hours from our Nairobi distribution hub. Same-day delivery is available for Nairobi, Thika, Athi River, and Kiambu. Regional dispatch to Mombasa, Kisumu, Nakuru, Eldoret, as well as Kampala (Uganda) and Dar es Salaam (Tanzania), takes 24–48 hours.
Check the nameplate or stamped part number on your existing unit, along with operating parameters (e.g. dimensions, voltage, pressure rating, or connection size). You can share a photo of the nameplate directly via WhatsApp or our Request a Quote form, and our sales desk will confirm technical fitment, lead time, and pricing.
Absolutely. Our qualified technical application engineers assist maintenance managers and contractors with head loss calculations, duty point matching, NPSH requirements, and electrical compatibility before purchase.
Yes, STARNEX maintains a comprehensive inventory of original replacement mechanical seals, impellers, O-rings, bearings, and shaft sleeves for Grundfos industrial pumps.
Please refer to the technical specifications table above for exact voltage, phase, and frequency requirements. Most 3-phase industrial pumps operate on standard 380–415V 50Hz supplies common in East African power grids.
Manufacturing, HVAC Contractors, Building Services, Municipalities facilities routinely deploy the 98974512 for reliable round-the-clock fluid handling.
