The CSM RE4040-BLN is a high-efficiency reverse osmosis membrane designed for low-energy operation in commercial and industrial systems. Engineered to treat brackish water sources with total dissolved solids (TDS) up to 10,000 ppm, this 4” x 40” membrane delivers consistent and reliable water purification across a variety of demanding applications.

Features:

• High Flow Rate: Delivers up to 2,600 gallons per day, ensuring consistent water output for commercial and industrial operations.

• Low Energy Consumption: Operates efficiently at lower pressures than standard membranes, helping reduce operational energy costs.

• 99.4% Nominal Salt Rejection: Provides high-performance contaminant reduction for cleaner, better-quality water.

• Polyamide Thin-Film Composite (TFC): Advanced membrane construction offers superior durability, chemical resistance, and long-lasting performance.

• Versatile Applications: Ideal for producing drinking water, pharmaceutical-grade water, food and beverage processing, and wastewater treatment.

• Long Service Life: Typical lifespan of 24 months under normal usage and feedwater conditions.

Ideal For:

• Brackish water treatment

• Commercial and industrial RO systems

• Water purification in healthcare, manufacturing, or food industries

Whether you’re upgrading an existing reverse osmosis system or designing a new one, the CSM RE4040-BLN membrane offers dependable performance, excellent salt rejection, and energy efficiency to meet today’s water treatment challenges.