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Hydranautics membranes

Lenntech can make a quotation for any type of Hydranautics element currently available. Our engineers can also help you with replacing an old, obsolete element type. The Hydranautics membrane elements are divided in the following categories. For more information about these or any other element, please contact us:

ESPA Energy Saving RO elements

ESPA1-2012
ESPA1-2521
ESPA-2540 (replaces ESPA1-2540)
ESPA1-4014
ESPA-4021 (replaces ESPA1-4021)
ESPA1-4040
ESPA2-4040
ESPA3-4040 (out of production)
ESPA4-4040

ESPA1-8040
ESPA2-8040
ESPA2-LD-8040
ESPA2-MAX-8040
ESPA3-8040 (out of production)
ESPA4-8040
ESPAUP-8040

RO membranes elements

ESPA-FREE 75 500 1000 3000

Hydranautics CPA High rejection RO membranes

CPA2-4040
CPA2-8040
CPA3-8040
CPA4-8040 (replaced by CPA3)
CPAUP-8040

LFC Low Fouling RO membrane filter element

LFC1-4040 (use LFC3-LD)
LFC2-4040 (use LFC3-LD)
LFC3-LD-4040

LFC1-8040 (use LFC3-LD)
LFC2-8040 (use LFC3-LD)
LFC3-LD-8040

ESNA Nano Filtration

ESNA1-4040
ESNA1-LF2-LD-8040 (replaces ESNA1-8040)
ESNA1-LF2-8040

SWC Seawater

SWC-2521 (replaces the SWC2-2521)
SWC-2540 (replaces both the SWC1-2540 and the SWC2-2540)

SWC1-4040 (obsolete check SWC5/6)
SWC2-4040 (obsolete check SWC5/6)
SWC5-4040
SWC5-LD-4040
SWC6-4040

SWC1-8040 (replaced by SWC4)
SWC2-8040 (replaced by SWC4)
SWC3-8040 (replaced by SWC4)
SWC4+8040
SWC4B-MAX-8040
SWC6-8040

Old Model Type Numbers

EMRO-4040

Ultrafiltration on request

Lenntech can also help you with similar filters or filtration systems for optimum water purification or reverse osmosis systems.

For further information or product specifications (data sheets) you can get in touch with us.