SW30-4040 FilmTec 4 x 40" Seawater Membrane

Special Order: 2-4 Weeks
FilmTecSKU: 513SWH-001


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Special Order


High efficiency SW30-4040 seawater membrane in 4" diameter x 40" length. Standard size seawater membrane. Commonly used with watermakers and onboard marine desalinators (yacht and boat). Ideal for creating a reliable drinking water source from seawater for small to large vessels.


    • DuPont (Dow) FilmTec SW30-4040 membrane for seawater
    • Industry standard for reliable operation
    • These membranes may also be operated at lower pressure to reduce pump size, cost and operating expenses
    • Spiral-wound element with polyamide thin-film composite membrane
    • Ideal for use in medium-sized desalination systems
    • Suitable for land and sea-based operation including marine
    • Durable fiberglass shell
    • High salt rejection


    Membrane Type: Polyamide Thin-Film Composite
    Diameter: 4" (99mm)
    Length: 40" (1016mm)
    Stabilised Salt Rejection: 99.4%
    Permeate Flow Rate: 7.4 m³/day
    Max. Feed Flow Rate:
    Max. Operating Pressure: 69bar
    Max. Operating Temperature: 45°C
    Max. Pressure Drop: 1bar
    pH. Range (Continuous Cleaning): 2 - 11
    pH. Range (Short-Term Cleaning): 1 - 13
    Maximum Feed Silt Density Index: SDI 5
    Free Chlorine Tolerance: <0.1 ppm
    Manufacturer Part Number: 80741
    Model Number: SW30-4040

    Data Sheets

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