Standard Features

  • High Rejection
  • Sea Water Membranes
  • LFC Membranes for Low Fouling
  • SanRO Membranes for Sanitary or Full Fit

ESPA

Test Conditions
The stated performance is initial (data taken after 30 minutes of operation), based on the following conditions:
NaCl Solution, PPM * 1500
Applied Pressure **, psig (MPa) 150 psi (1.05)
Operating Temperature, °F (°C) 77° (25°)
Permeate Recovery 15%
pH Range 6.5-7.0
*ESPA4 NaCl Solution tested at 500 PPM
**ESPA4 tested at 100 psig
Hydranautics Membranes
ESPA Low Energy/High Flow Tap & Brackish Water Thin Film Membranes
CPA High Rejection Tap & Brackish Water Thin Film Membranes
SWC Seawater Membranes
LFC Low Fouling Membranes
ESNA Nanofiltration Membranes
Application Data
Maximum Applied Pressure, psig (MPa) 600 (4.14)
Maximum Feed Flow, GPM (m3/h) 4040-16(3.6), 8-inch-75(17.0)
Maximum Operating Temperature, °F (°C) 113° (45°)
Feedwater pH Range* 3.0-10.0
Maximum Feedwater Turbidity, NTU 1.0
Maximum Feedwater SDI (15 mins) 5.0
Maximum Chlorine Concentration, PPM <0.1
Maximum Ratio of Concentrate to Permeate Flow for Any Element 5:1
Maximum Pressure Drop for Each Element, psig 10
*See technical literature for extended pH tolerance
Model Number Description Permeate Flow Rate (GPD) Nom. Salt Rej., %
ESPA1-4040 4″x40″ FRP 2,600 99.3 Download
ESPA2-4040 4″x40″ FRP 1,900 99.6 Download
ESPA3-4040 4″x40″ FRP 3,000 98.5 Download
ESPA4-4040 4″x40″ FRP 2,500 99.2 Download
ESPA1 8″x40″ FRP 12,000 99.3 Download
ESPA2 8″x40″ FRP 9,000 99.6 Download
ESPA2+ 8″x40″ FRP 9,000 99.6 Download
ESPA3 8″x40″ FRP 14,000 98.5 Download
ESPA4 8″x40″ FRP 12,000 99.2 Download
ESPAB 8″x40″ FRP 8,600 99.2 Download

CPA

Test Conditions
The stated performance is initial (data taken after 30 minutes of operation), based on the following conditions:
NaCl Solution, PPM 1500
Applied Pressure, psig (MPa) 225 psi (1.55)
Operating Temperature, °F (°C) 77° (25°)
Permeate Recovery 15%
pH Range 6.5-7.0
Application Data
Maximum Applied Pressure, psig (MPa) 600 (4.14)
Maximum Feed Flow, GPM (m3/h) 4040-16(3.6), 8-inch-75(17.0)
Maximum Operating Temperature, °F (°C) 113° (45°)
Feedwater pH Range* 3.0-10.0
Maximum Feedwater Turbidity, NTU 1.0
Maximum Feedwater SDI (15 mins) 5.0
Maximum Chlorine Concentration, PPM <0.1
Maximum Ratio of Concentrate to Permeate Flow for Any Element 5:1
Maximum Pressure Drop for Each Element, psig 10
*See technical literature for extended pH tolerance
Model Number Description Permeate Flow Rate (GPD) Nom. Salt Rej., %
CPA2-4040 4″x40″ FRP 2,250 99.5 Download
CPA2 8″x40″ FRP 10,000 99.7 Download
CPA3 8″x40″ FRP 11,000 99.7 Download
CPA4 8″x40″ FRP 6,000 99.7 Download
Typical CPA2 systems show stable performance over element lifetime. Membranes are durable, cleanable and reliable or a wide range of operating and feedwater conditions.
Hydranautics Sea Water Membranes
Model Number Description Permeate Flow Rate (GPD)
SWC1-4040 4″x40″ FRP 1,200 Download
SWC3+ 8″x40″ FRP 7,000 Download
SWC4+ 8″x40″ FRP 6,500 Download
SWC5 8″x40″ FRP 9,000 Download
SWC5-4040 4″X40″ FRP 1,900 Download

Hydranautics LFC Membranes for Low Fouling

Model Number Description Permeate Flow Rate (GPD)
LFC3 8″x40″ FRP 9,500 Download
LFC3-LD 8″x40″ FRP 11,000 Download

Hydranautics SanRO Membranes for Sanitary or Full Fit

Model Number Description Permeate Flow Rate (GPD)
SanRO CPA3-8 8″x40″ FRP 10,500 Download
SanRO HS-8 8″x40″ FRP 8,800 Download
SanRO HS2-8 8″x40″ FRP 14,000 Download
SanRO HS-4 4″x40″ FRP 2,200 Download
SanRO HS2-4 4″x40″ FRP 2,800 Download

Hydranautics ESNA Membranes for Nano Filtration

Model Number Description Permeate Flow Rate (GPD)
ESNA1-LF2 8″x40″ FRP 8,800 Download
ESNA1-LF 8″x40″ FRP 8,200 Download
ESNA1-LF-4040 4″x40″ FRP 1,742 Download

Hydranautics HYDRAcap Membranes for Ultrafiltration Filtration

Model Number Description Filtrate
HYDRAcap 40 HYDRAcap UF membrane 40″ 7-17 gpd Download
HYDRAcap 40-LD HYDRAcap UF membrane 40” LD 4.5-11 gpd Download
HYDRAcap 60 HYDRAcap UF membrane 60” 10.5-26 gpd Download
HYDRAcap 60-LD HYDRAcap UF membrane 60” LD 7-17 gpd Download

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