Industry’s Filtration Partner
The A-Series, family of proprietary thin-film reverse osmosis membrane elements are characterized by a good sodium chloride rejection.

AD Seawater Elements feature high-pressure construction, a fiberglass outer wrap and standard feed spacers.
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Element-Dimensions-Diagram---Male

AD Series Seawater Desalination RO Elements
Element-Dimensions-Diagram---Male

AD Series Seawater Desalination RO Elements
Element-Dimensions-Diagram---Male

AD Series Seawater Desalination RO Elements
Membrane N/A A-Series, Thin-Film Membrane (TFM™)
Average Permeate Flow N/A 410 gpd1.5 m³/day N/A 1100 gpd4.2 m³/day N/A 5600 gpd21.2 m³/day
Average NaCl Rejection N/A 99.6 %
Minimum NaCl Rejection N/A 99.2 %
Note N/A Average salt rejection after 24 hours operation. Individual flow rate may vary +25%/-25%.
Testing conditions: 32,000ppm NaCl solution at 800psi (5,516kPa) operating pressure, 77ºF, pH 7.5 and 7% recovery.
Active Area N/A 26 ft²2.4 m² N/A 86 ft²8.0 m² N/A 370 ft²34.4 m²
Outer Wrap N/A Fiberglass
Part Number N/A 1223377 N/A 1223378 N/A 1223381
Dimension A (Length) N/A 40.0 in101.6 cm
Dimension B1 N/A 0.75 inOD: 1.90 cm N/A 0.75 inOD: 1.90 cm N/A 1.125 in2.86 cm
Dimension C (Outside Diameter) N/A 2.4 in6.1 cm N/A 3.9 in9.9 cm N/A 7.9 in20.1 cm
Boxed Weight N/A 6.6 lb3.0 kg N/A 9 lb4 kg N/A 35 lb16 kg
Typical Operating Pressure N/A 800 psi5516 kPa
Typical Operating Flux N/A 7 - 11 GFD12 - 19 LMH
Maximum Operating Pressure N/A 1200 psi8268 kPa
Maximum Continuous Operation Temperature N/A 122 ºF50 ºC
Maximum Clean-In-Place (CIP) Temperature N/A 122 ºF50 ºC
Optimum Rejection pH Range N/A 7.0 - 7.5
Continuous Operation pH Range N/A 4.0 - 11.0
Clean-In-Place (CIP) pH Range N/A 2.0 - 11.5
Maximum Pressure Drop Over an Element N/A 12 psi83 kPa
Maximum Pressure Drop Per Housing N/A 50 psi345 kPa
Chlorine Tolerance N/A 1,000+ ppm-hours, Dechlorination Recommended
Feedwater N/A NTU < 1 SDI < 5
Note N/A These elements are bagged wet before shipping.
Trademark of General Electric Company; may be registered in one or more countries.
  • 1 Internal diameter unless specified OD (outside diameter).