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, Sandmonk Technology Co., Ltd. delivers tailored, industry-specific solutions ensuring peak efficiency and superior performance.
Application: Masterfully crafted for high TDS film membrane applications, delivering unparalleled performance. The Reliable SW 4021 is your go-to solution for demanding environments, consistently surpassing expectations.
Active Membrane Area: Boasting an impressive 31.97 ft², designed to maximize efficiency and enhance output. This expansive surface area ensures your Hotel's water treatment needs are met with precision and reliability.
Average Permeated Flow: A stellar 800GPD, ensuring consistent and reliable water processing capabilities. Experience the peace of mind that comes with seamless water flow and the assurance of uninterrupted operations.
Stable Rejection Rate: A consistently high 96%-97%, guaranteeing superior water quality with every use. Elevate your water purification standards with our exceptional technology.
Function: Efficiently removing COD, BOD, and NH-N, significantly enhancing overall water purity. Our advanced filtration ensures the purest water, free of contaminants, for all your commercial applications.
Home RO membrane options available: Choose from 75GPD, 100GPD, 150GPD, and 200GPD variants for personalized solutions. Tailor your home water system with our diverse range of high-performance membranes.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD to meet diverse commercial demands. Our expansive selection caters to any commercial scale, ensuring high-efficiency water treatment.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040, addressing a wide range of industrial needs. Empower your industry operations with models that excel in performance and durability.
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. They deliver outstanding desalination treatment, widely utilized in premium bottled water production, direct drinking water solutions, food processing, pharmaceutical manufacturing, and beyond. Trust in our expertise to transform any water source into a pristine, usable resource.
Product advantages
1. Revel in exceptional large traffic and high stability, ensuring reliable operations and ultimate satisfaction. Our membranes are engineered for peak performance, giving you confidence in every drop.
2. Enjoy the benefits of low operating pressure and superior cost-effectiveness, optimizing your investment. Our products are designed to deliver value without compromising on quality or efficiency.






SAND.K is ardently committed to advancing water environmental technology, harnessing a global supply chain system to spearhead transformative innovation across the industry. We are the pioneers in delivering state-of-the-art water technology solutions worldwide. 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. Partner with us for tailor-made water solutions that transcend borders and exceed expectations.
Our independent R&D, coupled with robust manufacturing capabilities, solidifies our standing as industry leaders. We are at the forefront of innovation, driving progress with every groundbreaking development. 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. Our bespoke approaches redefine water management, offering unparalleled purity and innovation.
Our dynamic solutions span seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, driving innovation forward. Trust us to lead the charge in sustainable water solutions, creating a cleaner, greener future. Moreover, our competitive cost advantage sets us apart in the industry, offering unmatched value and strategic benefits. Experience cost-effective excellence with Sandmonk Technology Co., Ltd.

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. |