CSM RE2540-BLN 800 GPD Brackish Water Membrane 2.5 x 40


SKU: RE2540-BLN Category:


The CSM RE2540-BLN 800 gpd brackish water membrane is high productivity RO membrane element with extended area for brackish water.  They can be used in multiple membrane systems to process or treat, municipal, industrial, or commercial water.   CSM brackish water high rejection membrane elements are most widely used because of their ability to sustain excellent performance.   CSM membrane elements have a high chemical durability which prevents declining of their performance after CIP.


  • Permeate Flow Rate: 800 gallons per day
  • Membrane Type: Thin-film Polyamide Composite
  • Applied Pressure: 150 psi
  • Dimensions: 2.5″ x 40″
  • Chlorine Tolerance: 0 ppm
  • Maximum Operating Temperature: 113° F
  • Applications: Tap Water, Brackish Water, Well Water, Surface Water

CSM RE2540-BLF Technical Information

CSM RE2540-BLN 800 GPD Brackish Water Membrane Specifications

Good Replacement For:

Manufacturer Model
Dow Filmtec LE-2540
Hydranautics ESPA-2540
Axeon HF1-2540

* Replacement models are assumed to be equivalent if nominal flow is within 15% and rejection is within 0.2% for same test conditions

Additional information

Weight 6 lbs
Dimensions 40 × 4 × 4 in