LG SW 440 R G2 SWRO Membranes

Original price was: 695 $.Current price is: 670 $.

LG SW 440 R G2 SWRO membranes utilize the latest Thin Film Nanocomposite (TFN) technology to offer a combination of exceptional salt rejection and low energy requirements, resulting in reduced overall desalination costs.

They are ideal for use in high salinity seawater applications where high rejection rates are essential for producing high-quality product water.

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Product details

The latest LG SW G2 membranes have been designed to revolutionize the desalination process with unmatched salt rejection rates. The advanced Thin Film Nanocomposite (TFN) technology has been incorporated into the LG SW G2 membranes, which can now achieve up to a 45% improvement in product quality when compared to conventional technology. This remarkable feat is coupled with significant cost savings, making LG SW G2 membranes an excellent choice for seawater desalination projects.

LG SW 440 R G2 (Great Rejection) SWRO membranes have been designed to meet the growing demand for high-quality water by offering a unique combination of exceptional rejection rates and low energy consumption, making them a cost-effective solution for desalination. These membranes use advanced Thin Film Nanocomposite (TFN) technology to achieve a record-breaking salt rejection rate of up to 99.8%, significantly improving the product quality compared to conventional technologies.


LG Chem Product: LG SW 440 R G2
Size (Approximate): 8" Dia. x 40"L
Active Membrane Area: 440 ft² (41 m²)
Applied Pressure: 225 psig (15.5 bar)
Stabilized Salt Rejection: 99.89%
Minimum Salt Rejection: 99.75%
Permeate Flow Rate 8,250 gpd (31.2 m³/d)
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 G2 SWRO Membranes (English)