SW30HRLE-400 FilmTec 8 x 40″ Seawater Membrane

DuPont FilmTec SW30HRLE-400 Reverse Osmosis Membrane

The DuPont (Dow) FilmTec SW30HRLE-400 RO Membrane is a trusted industry standard for seawater desalination, designed to deliver consistent, reliable performance in large-scale water treatment applications. This spiral-wound, polyamide thin-film composite element provides high salt rejection, superior boron removal, and excellent energy efficiency, making it ideal for reducing both capital and operational costs of desalination systems.

Built with a durable fiberglass shell and engineered for long-lasting performance, the FilmTec SW30HRLE-400 membrane offers outstanding cleanability across a wide pH range (1–13), ensuring lower maintenance and extended service life. Its optimized design guarantees maximum permeate flow and salt rejection even under challenging seawater conditions.

Key Features:

• Industry-leading seawater RO membrane for industrial desalination

• High stabilized salt rejection (99.8%) and boron rejection (92.0%)

• Energy-efficient with low operating pressure requirements

• Robust fiberglass construction for long service life

• Easy to clean across wide pH ranges (1–13)

Technical Specifications:

• Application: Seawater desalination

• Diameter: 7.9″ (201 mm)

• Length: 40″ (1016 mm)

• Stabilized Salt Rejection: 99.8%

• Stabilized Boron Rejection: 92.0%

• Permeate Flow Rate: 28 m³/day

• Max. Operating Pressure: 83 bar

• Max. Operating Temperature: 45°C

This FilmTec SW30HRLE-400 seawater RO membrane is the preferred choice for municipalities, industries, and desalination plants that demand reliable, cost-effective, and high-performance water purification solutions.