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LG BW 4040 UES 2,700 GPD at 100 PSI 4 x 40 inch 99% Rejection Ultra Energy Saving Membranes
Regular price $167.06 USDRegular priceSale price $167.06 USD -
LG BW 4040 R 2,500 GPD at 225 PSI 4 x 40 inch 99.6% Rejection Brackish Water Membranes
Regular price $178.70 USDRegular priceSale price $178.70 USD -
LG BW 4040 ES 2,500 GPD at 150 PSI 4 x 40 inch 99.5% Rejection Energy Saving Brackish Water Membranes
Regular price $195.79 USDRegular priceSale price $195.79 USD -
LG SW 4040 R 1,950 GPD at 800 PSI 4 x 40 inch 99.7% Rejection Seawater Membranes
Regular price $239.68 USDRegular priceSale price $239.68 USD -
LG CW 4040 SF 2,900 GPD at 100 PSI 4 x 40 inch 99% Rejection Car Wash Spot Free Rinse Membranes
Regular price $191.12 USDRegular priceSale price $191.12 USD -
LG BW 400 AFR LG Chem Membranes
Regular price $735.00 USDRegular priceSale price $735.00 USD -
LG SW 400 GR G2 7,500 GPD at 800 PSI 8 x 40 inch 99.75% Rejection Seawater Membranes
Regular price $628.65 USDRegular priceSale price $628.65 USD -
4040 Desalination Machine Membranes 1,950 GPD at 800 PSI 4 x 40 inch 99.7% Rejection
Regular price $239.68 USDRegular priceSale price $239.68 USD -
Seawater 1,950 GPD at 800 PSI 4 x 40 inch 99.7% Rejection LG Membranes
Regular price $239.68 USDRegular priceSale price $239.68 USD -
LG SW 400 GR 7,500 GPD at 800 PSI 8 x 40 inch 99.85% Rejection Seawater Membranes
Regular price $628.65 USDRegular priceSale price $628.65 USD -
Replaces SW30-4040 1,950 GPD at 800 PSI 4 x 40 inch LG Membranes
Regular price $274.25 USDRegular priceSale price $274.25 USD -
LG SW 400 R 9,000 GPD at 800 PSI 8 x 40 inch Membranes
Regular price $543.51 USDRegular priceSale price $543.51 USD -
LG BW 400 R G2 11,500 GPD at 225 PSI 8 x 40 inch LG Chem Water Solutions High Rejection Brackish Water Membranes
Regular price $748.13 USDRegular priceSale price $748.13 USD -
LG SW 440 R 9,900 GPD at 800 PSI 8 x 40 inch Membranes
Regular price $628.65 USDRegular priceSale price $628.65 USD -
LG BW 4040 AFR 2,300 GPD at 225 PSI 4 x 40 inch 99.6% Rejection Anti-Fouling Brackish Water Membranes
Regular price $178.70 USDRegular priceSale price $178.70 USD -
LG BW 2521 UES 345 GPD at 100 PSI 2.5 x 21 inch 99% Rejection Brackish Water Ultra Energy Saving Membranes
Regular price $94.05 USDRegular priceSale price $94.05 USD
Collection: LG Water Solutions
LG Water Solutions Reverse Osmosis Membrane Collection
This comprehensive collection features professional-grade reverse osmosis (RO) and nanofiltration membrane elements from LG Water Solutions, engineered for high-performance water purification across commercial, industrial, municipal, and marine applications. As an authorized distributor, this lineup provides facility operators and water treatment professionals with direct access to advanced thin-film nanocomposite (TFC) membrane technology, delivering superior salt rejection, optimized flow rates, and exceptional energy efficiency.
The collection encompasses a diverse range of specialized product lines tailored to specific operating environments. This includes extra low energy (UES and ES) brackish water elements designed to minimize utility overhead, high-rejection (R) brackish and seawater (SW) desalination modules for extreme TDS removal, anti-fouling (AFR) elements engineered for challenging feedwaters, and specialized car wash (CW) spot-free rinse membranes. Available in industry-standard element dimensions—including 2.5-inch, 4.0-inch, and 8.0-inch diameters across multiple length configurations—these genuine LG elements ensure seamless integration into existing pressure vessel housings while maximizing operational reliability.
| Specification | Details |
| Product Category | Reverse Osmosis Membrane Elements |
| Manufacturer | LG Water Solutions (LG Chem) |
| Membrane Technology | Advanced Thin-Film Nanocomposite (TFC) |
| Product Series | BW (Brackish), SW (Seawater), CW (Car Wash), UES/ES (Low Energy), AFR (Anti-Fouling) |
| Element Diameters | 2.5", 4.0", and 8.0" Configurations |
| Available Lengths | 21" and 40" Configurations |
| Operating Pressure Range | 100 PSI to 800 PSI (Series Dependent) |
| Primary Applications | Commercial Purification, Municipal Desalination, Industrial RO, Spot-Free Rinsing |
We are an Authorized Distributor for LG Water Solutions