Brackish Water RO
BW-34-4040-LE
Low Energy
Dependable brackish-water rejection with reduced pressure demand.
A low-energy 4040 brackish-water membrane engineered for commercial and smaller industrial RO systems where operating efficiency and dependable rejection are key priorities.
Element Format
4040
Spiral-wound reverse osmosis element
Performance Specifications
Reference element performance.
Manufacturer reference values are based on controlled test conditions. Actual plant performance will vary with feed salinity, temperature, recovery, pressure, fouling condition and system design.
Active Area
82 ft² / 7.7 m²
Reference Pressure
100 psi / 6.9 bar
Permeate Flow
2,600 GPD
Salt Rejection
99.5%
Operating Limits
System operating envelope.
Max. Operating Temperature
45°C / 113°F
Max. Operating Pressure
600 psi / 41 bar
Max. Feed Flow
16 gpm / 60 L/min
pH Range
2–11 continuous / 1–13 cleaning
Max. Feed SDI
5
Free Chlorine
< 0.1 ppm
Feed Turbidity
1.0 NTU
Max. Element ΔP
15 psi / 1.0 bar
Weight & Dimensions
Standardised element geometry.
Length
40 in / 1016 mm
Element Diameter
3.90 in / 99 mm
Permeate Tube
0.75 in / 19 mm
Weight
2.70 kg / 5.95 lb
Key Features
Engineered characteristics.
Low-energy membrane design
82 ft² active membrane area
Reduced-pressure operation
Stable salt rejection
Standard 4040 form factor
Main Benefits
Operational value.
Lower energy consumption
Reduced operating costs
Dependable water quality
Compact system integration
Applications
Where this membrane fits.
Commercial brackish-water RO
Packaged drinking-water plants
Water kiosks and distribution systems
Retrofit energy-reduction projects
Remote water-treatment installations
Light industrial process water
Membrane Selection Support
Need to confirm the right membrane?
Compare your currently installed membrane against the Hi-Tech range or contact METASORB for technical and commercial support.