Model |
Adapted Pressure(psi/Mpa/bar) |
Salt Rejection(%) |
Flow Rate(GPD/m/d) |
Effective Membrane(ft²/m²) |
Boron Rejection(%) |
Size(inch) |
SW4021-LE |
800/5.52/55.2 |
99.5 |
640/2.4 |
33/3.1 |
|
4.0*21 |
SW2521-LE |
240/0.9 |
12/1.1 |
2.5*21 |
SW2540-LE |
540/2.0 |
28/2.6 |
2.5*40 |
SW4021-HR |
99.6 |
540/2.0 |
33/3.1 |
4.0*21 |
SW2521-HR |
190/0.72 |
12/1.1 |
2.5*21 |
SW2540-HR |
450/1.7 |
28/2.6 |
2.5*40 |
SW4021-HRLE |
99.6 |
640/2.4 |
33/3.1 |
4.0*21 |
SW2521-HRLE |
240/0.9 |
12/1.1 |
2.5*21 |
SW2540-HRLE |
540/2.0 |
28/2.6 |
2.5*40 |
SW4040-HR |
99.7 |
1180/4.5 |
82/7.6 |
4.0*40 |
SW8040-HR |
99.8 |
6900/26 |
400/37 |
92 |
8.0*40 |
SW8040-HRP |
7500/28 |
440/41 |
8.0*40 |
SW4040-HRLE |
99.7 |
1450/5.5 |
82/7.6 |
|
4.0*40 |
SW8040-HRLE |
99.8 |
7500/28 |
400/37 |
92 |
8.0*40 |
SW8040-HRLEP |
8200/31 |
440/41 |
8.0*40 |
SW8040-HRFR |
99.8 |
6000/23 |
400/37 |
8.0*40 |
SW4040-XHR |
99.75 |
1180/4.5 |
82/7.6 |
|
4.0*40 |
SW8040-XHR |
99.82 |
6000/23 |
400/37 |
92 |
8.0*40 |
SW8040-XHRP |
6600/25 |
440/41 |
8.0*40 |
Versatile Applications
Applicable Industries: Expertly engineered for optimal Commercial Use.
Application: Masterfully crafted for high TDS film membrane applications, delivering unparalleled performance, ensuring your system operates at peak efficiency.
Active Membrane Area: Boasting an impressive 31.97 ft², meticulously designed to maximize efficiency, enhance output, and provide superior filtration.
Average Permeated Flow: A stellar 800GPD, ensuring consistent, reliable, and high-quality water processing capabilities.
Stable Rejection Rate: A consistently high 96%-97%, guaranteeing superior water quality with every use, maintaining optimal purity.
Function: Efficiently removing COD, BOD, and NH-N, this membrane significantly enhances overall water purity, ensuring premium water quality.
Home RO membrane options available: Choose from 75GPD, 100GPD, 150GPD, and 200GPD variants, allowing for personalized solutions tailored to your needs.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD, designed to meet and exceed diverse commercial demands with precision.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040, crafted to address a wide range of industrial needs efficiently.
Commercial Reverse Osmosis Element Main Application Areas
Our commercial reverse osmosis membrane components are meticulously crafted for municipal water, tap water, and well water applications, delivering outstanding desalination treatment. Widely utilized in premium bottled water production, direct drinking water solutions, food processing, pharmaceutical manufacturing, and beyond, ensuring top-tier performance.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations, unmatched performance, and ultimate satisfaction.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment and maximizing returns.




SAND.K is ardently committed to advancing water environmental technology, harnessing a global supply chain system to spearhead transformative innovation across the industry with passion and precision. We provide comprehensive, one-stop solutions for core components, expertly tailored for small to medium-sized equipment manufacturers. Our steadfast dedication extends across borders through e-commerce, serving global customers in emerging markets with unparalleled dedication and excellence.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our standing as industry leaders, ensuring our products lead the market in performance and reliability. By leveraging extensive data analysis, we craft custom solutions for regions facing high salinity water challenges, setting the standard for excellence in water treatment solutions and transforming water management practices.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, driving innovation forward and reshaping the future of water technology. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits that redefine industry standards.

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. |