LG SW 440 R SWRO Membranes

Original price was: 673 $.Current price is: 635 $.

LG SW 440 R SWRO (High Rejection) membranes offer a unique combination of superior salt rejection and low energy consumption, resulting in a significant reduction in desalination costs.

These membranes are ideal for medium to high-salinity seawater applications, providing high-quality water with low operating costs.

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LG Chem Product: LG SW 440 R
Size (Approximate): 8" Dia. x 40"L
Flow Rate: 9,900 gpd (25.7 m3/d)
Applied Pressure: 225 psig (15.5 bar)
Stabilized Salt Rejection: 99.85%
Minimum Salt Rejection: 99.7%
Active Surface Area: 440 ft2  (41 m2)
Feed Spacer: 28 mil
Single Element Recovery: 8%
Boron Rejection: 93%
NaCL: 32,000 ppm
Max. Operating Pressure: 1,200 psi (82.7 bar)


  • LG offers a complete seawater RO range
  • LG membranes have proven their quality, the brand has a good reputation
  • Q+ Intuitively designed projection software
  • All membranes are incorporated with innovative Thin Film Nanocomposite (TFN) technology, reducing the cost of desalination while delivering superior water quality

Typical applications

  • Process water
  • Power Generation
  • Municipal industrial
  • Food & Beverage
  • Commercial applications

Downloadable PDF

LG SW 440 R SWRO Membranes (English)