Brackish Water RO
ES-34-4040
Low Pressure / High Flow
Compact low-pressure RO for energy-efficient commercial systems.
A 4040 low-pressure reverse osmosis membrane designed for commercial and light-industrial applications requiring strong water output with reduced pressure demand.
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
80 ft² / 7.5 m²
Reference Pressure
100 psi / 6.9 bar
Permeate Flow
2,500 GPD
Salt Rejection
99.3%
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-pressure operation
High-permeability membrane
Compact 4040 form factor
Designed for energy-efficient RO
Stable continuous operation
Main Benefits
Operational value.
Reduced energy consumption
Lower operating costs
Compact system integration
Strong water productivity
Applications
Where this membrane fits.
Commercial water-treatment systems
Packaged drinking-water plants
Water kiosks and distribution units
Light industrial process water
Energy-conscious RO retrofits
Remote water-treatment systems
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.