FEDCO - Model MSD Series -Feed Pumps
The MSD series multi-stage duplex centrifugal high-pressure feed pumps provide a new level of reliability and efficiency in seawater reverse osmosis (RO) pumps.
Loaded with unique features such as the patented Water Bearing™ product lubricated bearings, Duplex stainless steel construction, and maintenance-free design ensure years of trouble-free operation. No need for several pumps in parallel, the MSD line has a pump feed flow capacity range of 20 to 560 m3/h and efficiencies up to 84%.
MSD Low Flow models: MSD-40, MSD-70, MSD-130 with shelled design with Super Duplex Shell and shaft, Duplex stages standard, baseplate optional.
MSD High Flow models: MSD-160, MSD-200, MSD-350, MSD-400 bolted stage design with Duplex shaft and stages standard, Super Duplex material optional, baseplate optional.
Features: High efficiency, fully custom engineered, patented product lubricated Water Bearing™ technology, precision leveling foot, Duplex construction, inlet rotation 90°
Benefits: Easy installation and operation, maintenance free design, corrosion resistant Duplex SS construction, robust and reliable service, 18 month warranty.

- Shaft seal operates at low pressure
- Flexible disc coupling
- Bearing drain line (low pressure)
- Stage support blocks
- Cut groove pipe joints
- Baseplate
- Flanged construction for easy internal inspection
- Inlet rotatable in 90° increments
- Easy shaft alignment
- Integrated motor adapter (anodized aluminum alloy)
- Duplex SS 2205 stages (Super Duplex SS 2507 optional)
- WATER BEARING™
