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Report an issue with this listingCentrifugal Pump, 50 HP
$2,672.99/ea
Key Features
- Max flow rate857 GPM
- Max head120 ft
- Motor horsepower50 HP
- Casing / wetted materialBronze-fitted cast iron
- Seal typeMechanical
- Mounting / orientationHorizontal
Product Information & Specifications
Product Information
| Manufacturer | Grundfos |
|---|---|
| Mfr Model # | NK |
| FlowSpec SKU | GRU-NK-16 |
Dimensions
| Inlet size | 4 in |
|---|---|
| Discharge size | 3 in |
| Dimensions (L×W×H) | 82 × 44 × 65 in |
Details
| Weight | 502 lbs |
|---|---|
| Max head | 120 ft |
| Duty type | Continuous |
| Seal type | Mechanical |
| Max pressure | 52 PSI |
| Max flow rate | 857 GPM |
| Certifications | CE, UL, NSF/ANSI 61 |
| Voltage / phase | 230/460V 3-phase |
| Motor horsepower | 50 HP |
| Max solids handling | N/A — clear liquids only |
| Max fluid temperature | 250 °F |
| Mounting / orientation | Horizontal |
| Casing / wetted material | Bronze-fitted cast iron |
Description
The NK is the long-coupled, frame-mounted counterpart to the NB, with the pump and motor on a common baseplate for easy service and standard motor swaps. It suits water supply, HVAC, and industrial transfer where back-pull-out maintenance is preferred.
The Grundfos NK is a centrifugal pump offering max flow rate of 857 GPM, max head of 120 ft, motor horsepower of 50 HP, casing / wetted material of Bronze-fitted cast iron, seal type of Mechanical, and mounting / orientation of Horizontal.
Ratings & Reviews
- Quiet and efficientSample
Noticeably lower energy use than the unit it replaced. Very happy.
Dana W., Building Services · Aug 9, 2026
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