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Seawater RO Hydranautics

Hydranautics Membrane Elements
Hydranautics SWC seawater desalination SWRO membranes are available in high productivity 8-inch and 4-inch elements, offering high levels of salt rejection and a consistently pure end product. Membrane formulations are designed to accommodate varying levels of seawater salinities worldwide with reliable field-proven performance.

Performance Details & Ordering Information for Hydranautics SWRO Membrane Elements

SWC4 Series Seawater RO Membranes Highest Boron Rejection Available (95% average)

Model No. Size
(Dia.”× Length”)		 Flow Rate Test Pressure
(psi)		 Nominal Salt Rejection (%) Minimum Salt Rejection (%)
gpd m³/d
SWC4BMAX 8” × 40” 7,200 27.3 800 99.8 99.7

SWC5 Series Seawater RO Membranes Lower Fouling for Maximum Performance

Model No. Size
(Dia.”× Length”)		 Flow Rate Test Pressure
(psi)		 Nominal Salt Rejection (%) Minimum Salt Rejection (%)
gpd m³/d
SWC5-LD-4040 4” × 40” 1,750 6.6 800 99.7 99.5
SWC5-LD 8” × 40” 9,000 34.1 800 99.8 99.7
SWC5MAX 8” × 40” 9,900 37.5 800 99.8 99.7

SWC6 Series Seawater RO Membranes Highest Permeate Flow Rate Available with 91% Average Boron Rejection

Model No. Size
(Dia.”× Length”)		 Flow Rate Test Pressure
(psi)		 Nominal Salt Rejection (%) Minimum Salt Rejection (%)
gpd m³/d
SWC6 8” × 40” 12,000 45.5 800 99.8 99.7
SWC6MAX 8” × 40” 13,200 50 800 99.8 99.7

Please see product specification sheets for the test conditions under which the stated performance are based, and exact membrane element dimensions.

Hydranautics Seawater SWC Series RO Membranes

Note: Hydranautics Seawater “Mini-Elements” (including SWC-2514, SWC-2521, SWC-2540, SWC-4014, and SWC-4021) have been discontinued by the manufacturer. Please see the “Parts and Accessories” tab for recommended replacments)