BRACKISH WATER SERIE |
Model |
Adapted Pressure
(psi/Mpa/bar) |
Salt Rejection |
Flow Rate
(GPD) |
Effective Membrane
(ft²/m²) |
Size(Inch) |
RU4021 |
150/1.03/10.3 |
99.2% |
2800 |
36/3.3 |
4.0*21 |
RU4040 |
150/1.03/10.3 |
99.2% |
1000 |
90/8.4 |
4.0*40 |
RU8040 |
150/1.03/10.3 |
99.2% |
11300 |
400/37.2 |
8.0*40 |
RL4021 |
225/1.55/15.5 |
99.6% |
2500 |
36/3.3 |
4.0*21 |
RL4040 |
225/1.55/15.5 |
99.6% |
900 |
90/8.4 |
4.0*40 |
RL8040 |
225/1.55/15.5 |
99.6% |
11000 |
400/37.2 |
8.0*40 |
Versatile Applications
Experience a new realm of versatility with our cutting-edge technology that masterfully desalinates both surface and groundwater with precision! Skillfully managing salt concentrations from 2000 to 8000 ppm, this solution is uniquely designed for industries such as Pharmaceutical, Chemical, Food and Beverage, Electronics Manufacturing, and Power Plants. Additionally, it shines in Greenhouses and Agriculture, Boiler Feed Water preparation, Aquariums, and much more, offering unrivaled excellence across these diverse sectors.
Pure Water Preparation and Related Industries: The BW RO Membrane is impeccably engineered for Brackish Water treatment, delivering consistently top-tier quality results every single time, ensuring unparalleled reliability in its performance.
Main Features:
1. High-Quality Water Purification: The Industrial Membrane BW 4040 is masterfully designed to provide crystal-clear, safe drinking water, adeptly serving household, commercial, and hotel applications with exceptional precision.
2. Advanced Filtration Technology: Boasting a state-of-the-art 5-stage filtration system, this product achieves an outstanding 99% salt rejection rate and offers an average permeated flow of 1500gpd. It stands as the ideal choice for those in pursuit of dependable and efficient water purification solutions.
3. Durable and Long-Lasting: With an extraordinary self-cleaning function and a robust 6-month RO filter lifespan, this product minimizes maintenance needs, drastically reducing the frequency of replacements and thus conserving users' time and resources effectively.
4. Certified and Compliant: By meeting CE certification standards, this product guarantees adherence to international safety and quality regulations, providing users with confidence in its exceptional performance and trustworthiness.
5. Easy Installation and Operation: Expertly crafted for effortless installation and operation, featuring English as the operating language and an intuitive user interface, it is accessible to a wide range of users, including those with minimal technical expertise, ensuring convenience and usability.




SAND.K is passionately spearheading advancements in water environmental technology, capitalizing on a robust global supply chain system to revolutionize the industry, setting unprecedented benchmarks in innovation. We provide holistic, all-in-one solutions for critical components, precisely crafted for small and medium-sized equipment manufacturers. Our dedication transcends borders through e-commerce, extending our groundbreaking solutions to global customers in developing regions, ensuring access to innovations that redefine norms.
Our autonomous research and sophisticated manufacturing capabilities firmly establish us as visionary leaders and pioneers in the field, paving the way for cutting-edge advancements. Through comprehensive data analysis, we offer customized solutions for regions facing high salinity water challenges, elevating water treatment technology standards to new heights.
Our visionary solutions include seawater desalination, waste leachate treatment, drinking water purification, and pioneering treated wastewater reuse, delivering exceptional innovation. Moreover, our strategic cost advantage sets us apart in the industry, offering unparalleled value and efficiency, maximizing customer satisfaction.

QUESTION |
ANSWER |
Are you a factory or trading company? |
Yes, we have our own factory. |
Can you offer OEM service? |
Yes, OEM is OK. |
Can I get samples from you factory? |
Sure. We are pleased to. |
What would you do if some quality problem occur? |
We will be responsible to all quality problem. |