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
Discover unparalleled versatility with our cutting-edge BRACKISH WATER Reverse Osmosis Membrane. This marvel of engineering is designed to expertly desalinate both surface and groundwater, maintaining precise salt concentrations between 2000 to 8000 ppm. Engineered to perfection, it caters to a multitude of industries such as Pharmaceutical, Chemical, Food and Beverage, Electronics Manufacturing, and Power Plants. Our advanced solutions also shine in Greenhouses, Agriculture, Boiler Feed Water preparation, and Aquariums, offering exceptional performance across these dynamic sectors.
Pure Water Preparation and Related Industries: Our BW RO Membrane is meticulously engineered to treat Brackish Water, consistently delivering superior quality results with every use. It provides unmatched reliability, ensuring that your performance needs are always met with confidence.
Main Features:
1. High-Quality Water Purification: The Industrial Membrane BW 4040 is expertly crafted to produce pristine, safe drinking water. It caters effortlessly to household, commercial, and hotel applications with unmatched precision, ensuring optimal user satisfaction.
2. Advanced Filtration Technology: Equipped with a state-of-the-art 5-stage filtration system, this product achieves a remarkable 99% salt rejection rate and delivers an average permeated flow of 1500gpd. It is the ideal solution for those seeking dependable and efficient water purification.
3. Durable and Long-Lasting: Featuring an innovative self-cleaning function and a robust 6-month RO filter lifespan, this product minimizes maintenance needs, significantly reducing the frequency of replacements, while conserving time and resources efficiently.
4. Certified and Compliant: This product meets stringent CE certification standards, ensuring compliance with international safety and quality regulations. Users can trust in its superior performance and reliability, with total peace of mind.
5. Easy Installation and Operation: Designed for effortless installation and operation, with an English interface and user-friendly design, it is readily accessible to a wide range of users, including those with limited technical skills, ensuring ease and convenience.




At SAND.K, we are spearheading the future of water environmental technology. With a strong global supply chain, we are revolutionizing the industry and setting unprecedented standards through groundbreaking innovation. We provide comprehensive, all-encompassing solutions for essential components, specifically curated for small and medium-sized equipment manufacturers. Our global reach extends through e-commerce, bringing pioneering solutions to customers in developing regions, ensuring transformative access to innovations that redefine industry norms.
Our independent research and advanced manufacturing capabilities position us as pioneering leaders and innovators. We are at the forefront of cutting-edge developments, driving the industry forward. Utilizing extensive data analysis, we offer tailored solutions for high salinity water challenges, elevating water treatment technology to new heights and setting new standards.
Our innovative solutions cover seawater desalination, waste leachate treatment, drinking water purification, and pioneering treated wastewater reuse, delivering exceptional advancements. Moreover, our strategic cost advantage sets us apart in the industry, delivering unparalleled value and efficiency that maximizes 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. |