Dow RO Membrane- Model-BW30 PRO-(4040)

The BW30 PRO-4040 is built on Dow FilmTec's proven BW30 platform — the industry-standard brackish water membrane most industrial buyers already know — but engineered to deliver higher rejection and flow than the original, with enhanced fouling protection and faster stabilization straight out of the box. It's a drop-in upgrade path for systems already running standard 4040-format membranes, not a different product family to learn from scratch.

Choosing the Dow RO Membrane Model BW30 PRO-4040 offers several advantages, which make it an ideal choice for various applications. Here are the key points:

• High Rejection Rate:

          The BW30 PRO-4040 model provides excellent rejection of salts, ensuring high-purity water output suitable for diverse industrial and commercial applications.

• Efficiency and Performance:

         This model allows greater water production with lower energy consumption, making it an efficient choice for various sectors.

• Durability and Longevity:

          Dow's BW30 PRO-4040 membranes are designed in such a way that provide a longer lifespan of a system even under challenging operating conditions, which reduces the frequency of replacements and maintenance costs.

• Versatility:

           This membrane model is versatile and can work with a variety of applications, including drinking water production, boiler feed water, and industrial process water.

• Consistent Quality:

           Dow Water & Process Solutions, provides a good and consistent supply of water.

•  Compatibility:

            The BW30 PRO-4040 is compatible with a variety of reverse osmosis systems, making it an easy upgrade or replacement option for existing setups.

•   Flexibility:

            It can perform effectively under different pressure conditions without any issues, thus providing flexibility in system design and operation.
 

Product name -  Model-BW30 PRO-(4040)

Flow Rate - 250 LPH

Membrane Length - 100cm

Diameter - 10cm

Stabilized Salt Rejection - 99.5 %

Membrane Type - spiral wound

Brand - Dow

Automation Garde - Manual

What is the flow rate of DOW BW30 PRO-4040?

The manufacturer's specified permeate flow is 2,600 GPD (9.8 m³/day) ±15% under defined test conditions.

What is the salt rejection of BW30 PRO-4040?

The stabilized salt rejection is 99.7%, with a minimum salt rejection of 99.5% under the specified test conditions.

What does 4040 mean in an RO membrane?

“4040” refers to the standard membrane element format designed for a nominal 4-inch internal-diameter pressure vessel.

What is the active area of BW30 PRO-4040?

The BW30 PRO-4040 has approximately 85 ft² (7.9 m²) of active membrane area.

What is the maximum operating pressure?

The manufacturer's listed maximum operating pressure is 600 psi (41 bar). This is a maximum limit and should not be treated as the recommended operating pressure for every installation.

What is the maximum feed flow?

For the 4040 element, the manufacturer's listed maximum feed flow is 16 GPM (3.6 m³/h).

Is BW30 PRO-4040 suitable for drinking-water applications?

Yes. The manufacturer's key applications include light industrial and drinking-water applications requiring stringent permeate quality, subject to appropriate system design and feed-water conditions.

Can BW30 PRO-4040 handle challenging feed water?

The product is specifically described by the manufacturer as being designed for harsh feed-water conditions and enhanced fouling protection. Proper pretreatment remains essential.