ESPA4-LD-4040 Energy Saving RO elements

Product Details

ESPA4-LD-4040 membranes are the lowest feed pressure membranes offering low energy consumption. RO membranes require ultra-low pressures without compromising high salt rejection and are commonly used in the second pass of a reverse osmosis system.

Product Use and Restrictions 

Maximum Applied Pressure: 600 psig (4.14 MPa)

Maximum Chlorine Concentration: < 0.1 ppm

Maximum Operating Temperature: 113 °F (45 °C)

pH Range, Continuous (Cleaning): 2-10 (1-12)

Maximum Feedwater Turbidity: 1.0 NTU

Maximum Feedwater SDI (15 mins): 5.0

Maximum Feed Flow: 16 gpm (3.6 m3/h)

Minimum Brine Flow: 3 gpm (0.7 m3/h)

Maximum Pressure Drop for Each Element: 15 psi (0.10 MPa)