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Hydranautics

CPA7-LD Hydranautics Nitto 11,500 GPD at 225 PSI 8 x 40 inch 99.8% Rejection Membranes

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Hydranautics CPA7-LD High Rejection Brackish Water RO Element

 

The Hydranautics CPA7-LD (Composite Polyamide, Generation, Low Differential Pressure) is an industry-leading diameter element engineered for applications demanding ultra-high purity water, such as power generation, pharmaceutical manufacturing, and the semiconductor industry. As the sixth generation of the CPA series, it delivers the highest combination of high rejection and flow capability for brackish water sources.

This element provides an exceptional nominal permeate flow of with an outstanding stabilized salt rejection of (tested against at ). The CPA7-LD features an innovative and patented LD Technology® to minimize colloidal and biological fouling, resulting in lower feed pressure requirements, longer cleaning intervals, and reduced operational costs.

 

Specifications Table

 

Characteristic

Specification

Units / Notes

Model

CPA7-LD

High Rejection BWRO

Manufacturer

Hydranautics / Nitto

-

Membrane Type

Composite Polyamide

LD Technology®

Element Dimensions (Nominal)

 

inches (Diameter x Length)

Active Area

400 (37.2)

sq ft (sq m)

Permeate Flow Rate (Nominal)

11,500 (43.5)

GPD (m³/day). tolerance

Stabilized Salt Rejection

 

(Minimum )

Applied Pressure (Test)

225 (1.55)

PSI (MPa)

Max Operating Pressure

600 (4.14)

PSI (MPa)

Max Operating Temp

()

-

Feed Spacer Thickness

34

mil

 

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