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: Meticulously designed for peak performance in Commercial Use, ensuring industry-leading efficiency and reliability.
Application: Expertly crafted for high TDS film membrane applications, setting a new benchmark in unparalleled performance and quality.
Active Membrane Area: Featuring an impressive 31.97 ft², engineered to maximize efficiency and significantly enhance your output.
Average Permeated Flow: Delivering a remarkable 800GPD, this ensures consistent and reliable water processing capabilities, providing peace of mind with every use.
Stable Rejection Rate: Enjoy a consistently high 96%-97% rejection rate, ensuring superior water quality with every use, surpassing your highest expectations.
Function: Efficiently eradicates COD, BOD, and NH-N, significantly elevating overall water purity and setting new standards in water treatment.
Home RO membrane options available: Customize your home water solutions with choices of 75GPD, 100GPD, 150GPD, and 200GPD variants tailored to meet your unique needs.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD, perfectly tailored to satisfy diverse commercial demands with unmatched precision.
Industrial membrane models offered: Choose from 2521, 2540, 4021, 4040, and 8040 models, designed to address a vast array of industrial needs with unparalleled efficiency.
Commercial Reverse Osmosis Element Main Application Areas
Our commercial reverse osmosis membrane components are meticulously crafted for municipal, tap, and well water applications, delivering exceptional desalination treatment. Widely applied in premium bottled water production, direct drinking water solutions, food processing, pharmaceutical manufacturing, and more, they are the epitome of excellence.
Product Advantages
1. Experience exceptional large traffic and high stability, ensuring reliable operations and ultimate customer satisfaction.
2. Benefit from low operating pressure and superior cost-effectiveness, optimizing your investment with outstanding results.




SAND.K is passionately committed to advancing water environmental technology. Leveraging a global supply chain system, we lead transformative innovation in the industry, setting new standards and paving the way for a sustainable future. We offer comprehensive, one-stop solutions for core components, expertly tailored for small to medium-sized equipment manufacturers. Our unwavering commitment extends across borders through e-commerce, serving global customers in emerging markets with unmatched dedication and excellence.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our position as industry leaders, driving us to the forefront of water technology innovation. By leveraging extensive data analysis, we craft custom solutions for regions battling high salinity water challenges, setting the benchmark for excellence in water treatment solutions across the globe.
Our dynamic solutions encompass seawater desalination, waste leachate treatment, and drinking water purification, as well as pioneering the reuse of treated wastewater. We are at the forefront of innovation, pushing boundaries and driving the industry forward. Moreover, our competitive cost advantage differentiates us in the industry, offering unmatched value and strategic benefits to our customers.

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. |