SKU: 25490040471

8"x40" Brackish Water | 11,500 GPD | 150 psi | 99.6% Rej | 440 ft2 | LG Chem RO Membrane

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Description

8"x40" Brackish Water | 11,500 GPD | 150 psi | 99.6% Rej | 440 ft2 | LG Chem RO MembraneLG Chem Nano H2O LG BW 440 ES Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 440 ES Energy Saving Brackish Water RO membranes offer high permeability at low feed pressure significantly reducing operating costs; suitable for low to medium salinity brackish water applications. LG Chems NanoH2O brackish water RO membranes serve various municipal and industrial applications and major utilities around the world. LG BWRO membranes, all incorporated


LG Chem Nano H2O LG BW 440 ES Brackish Water (BWRO) Reverse Osmosis Membrane



LG BW 440 ES Energy Saving Brackish Water RO membranes offer high permeability at low feed pressure significantly reducing operating costs; suitable for low to medium salinity brackish water applications.

LG Chem’s NanoH2O™ brackish water RO membranes serve various municipal and industrial applications and major utilities around the world. LG BWRO membranes, all incorporated with innovative Thin Film Nanocomposite (TFN) technology, are offered in industry standard configurations and can easily fit into existing and new RO plants.

Each LG BW 440 ES membrane element is supplied with one membrane interconnector.


LG BW 440 ES Compatibility Information

LG BW 440 ES Membrane Element can be used as a replacement for the below membrane elements in your existing water treatment equipment. Please note that additional hardware or adapters may be required - refer to the pressure vessel and element drawings, or contact us to verify.

  • CSM RE8040-BLN440
  • CSM RE8040-BLR440
  • CSM RE8040-FL440
  • CSM RE8040-UL440
  • FilmTec BW30HRLE-440
  • FilmTec ECO PLATINUM-440
  • FilmTec ECO PRO-440
  • Hydranautics ESPA1
  • Hydranautics ESPA2 MAX
  • Hydranautics ESPA2-LD MAX
  • Hydranautics ESPAB MAX
  • Lanxess RO B440 LE
  • Toray TM720C-440
  • Toray TM720L-440


Specifications for LG BW 440 ES

LG Chem Product: LG BW 440 ES
Size (Approximate): 8" Dia. x 40"L
Flow Rate: 11,500 gpd (43.7 m³/d)
Applied Pressure: 150 psig (10.3 bar)
Stabilized Salt Rejection: 99.6%
Minimum Salt Rejection: 99.5%
Active Surface Area: 440 ft2 (41 m2)
Single Element Recovery: 15%
End Style: Standard Flush Cut
Exterior: Hard Shell Fiberglass
Feed Spacer: 28 mil
Membrane Type: Thin Film Nanocomposite
Can Replace Elements:













CSM RE8040-BLN440
CSM RE8040-BLR440
CSM RE8040-FL440
CSM RE8040-UL440
FilmTec BW30HRLE-440
FilmTec ECO PLATINUM-440
FilmTec ECO PRO-440
Hydranautics ESPA1
Hydranautics ESPA2 MAX
Hydranautics ESPA2-LD MAX
Hydranautics ESPAB MAX
Lanxess RO B440 LE
Toray TM720C-440
Toray TM720L-440

Permeate flow and salt rejection based: 2,000 ppm NaCl feed stream, 77°F (25°C), 15% recovery, pH7, and 150 psig (10.3 bar). Permeate flows for individual elements may vary +/- 15%.


Operating Limits for LG BW 440 ES

Maximum Applied Pressure: 600 psig (41 bar)
Maximum Chlorine Concentration: < 0.1 ppm
Maximum Operating Temperature: 113°F (45°C)
pH Range, Continuous (Cleaning): 2-11 (2-12)
Maximum Feedwater Turbidity: 1.0 NTU
Maximum Feedwater SDI (15 min): 5.0
Maximum Feed Flow Rate: 75 gpm (17m³/h)
Maximum Pressure Drop (ΔP)
for Each Element:
15 psi (1.0 bar)


Benefits & Features of LG Brackish Water Reverse Osmosis Membranes

  • Improved permeate quality without increasing operating pressure
  • Reduced energy cost without sacrificing the permeate quality
  • LG Chem NanoH2O™ RO membranes are Standard 61 certified by NSF international for the production of drinking water.

 

Markets & Applications for LG Chem Reverse Osmosis Membranes

Power Generation
  • Boiler feed for steam generation
  • Cooling tower makeup water
  • FGD process makeup water
  • Treatment of cooling tower blowdown
  • Condensate polishing
  • NOx cooling water
Petrochemical
  • Desalting water Cooling tower makeup
  • Treatment of cooling tower blowdown
  • Boiler feed for steam generation
  • Condensate polishing
Automotive
  • Paint booths
  • Electrocoat and phosphatizing lines
  • Machining coolant makeup
  • Parts rinsing
Semiconductor
  • Cleaning and etching agents
  • Chip fabrication
  • Rinsing
  • Silicon wafer dicing
  • Cooling
  • Clean room humidification
Desalination
Municipal
Food & Beverage
  • Bottled water
  • Syrup blending
  • Flavor production
  • Boiler feed for steam production
  • Dairy and cheese making
  • Coffee and tea production

Physical Dimensions of LG Chem LG BW 440 ES

INCHES (MM)
A 40 (1016)
B 7.9 (200)
C 1.125 (28.6)

LG BW 440 ES fits nominal 8" ID pressure vessels.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 25490040471

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Kayla
Grantham, US
★★★★★ 5
Sturdy
Size: 20 Ounces
Great pitcher
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Reviewed in the United States on January 20, 2026
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Q Nguyen
Natrona Heights, US
★★★★★ 4
Decent pitcher
Size: 11.8 Ounces
Smaller than expected. I frothed 5 oz of milk and it was almost a mess.
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Reviewed in the United States on October 16, 2025
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Vasilios Anastasiadis
Dallas, US
★★★★★ 5
Love
Size: 11.8 Ounces
Perfect size for making my Fredo cappuccino every morning. Throw it in the dishwasher look brand new everytime
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Reviewed in the United States on December 18, 2025
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Malcolm McLane
Alexandria, US
★★★★★ 5
Very nice product. Made of high quality.
Size: 20 Ounces
Product is just what i ordered. Recommend to anyone to purchase from this vendor.
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Reviewed in the United States on November 12, 2025
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Leonardo E. Machado
San Leandro, US
★★★★★ 5
Authentic flavor
Size: 20 Ounces
Exactly as the website says. Very strong and very easily to enjoy every single moment.
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Reviewed in the United States on January 29, 2026

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