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 to excel in Commercial Use, providing robust performance tailored for business environments.
Application: Masterfully crafted for demanding high TDS film membrane applications, delivering unmatched performance with precision.
Active Membrane Area: Featuring a remarkable 31.97 ft², designed to maximize efficiency and enhance the overall output seamlessly.
Average Permeated Flow: An outstanding 800GPD, ensuring steady and dependable water processing capabilities every time.
Stable Rejection Rate: A reliably high 96%-97%, consistently guaranteeing superior water quality with each use.
Function: Expertly removing COD, BOD, and NH-N, significantly elevating the overall purity and quality of water.
Home RO membrane options available: Select from 75GPD, 100GPD, 150GPD, and 200GPD variants for customized solutions.
Commercial RO membrane ranges include: Offering 300GPD, 400GPD, 600GPD, and 800GPD to cater to a variety of commercial needs.
Industrial membrane models offered: 2521, 2540, 4021, 4040, and 8040 models to serve a diverse array of industrial requirements.
Commercial Reverse Osmosis Element Main Application Areas
Our meticulously designed commercial reverse osmosis membrane components excel in municipal, tap, and well water applications. They provide exceptional desalination treatment, making them ideal for premium bottled water production, direct drinking water systems, food processing, pharmaceutical manufacturing, and more.
Product advantages
1. Revel in outstanding large traffic and exceptional stability, ensuring reliable operations and unmatched satisfaction.
2. Benefit from the advantages of low operational pressure and superior cost-effectiveness, optimizing your investment.




SAND.K is passionately dedicated to advancing water environmental technology, leveraging a global supply chain to spearhead transformative innovation industry-wide. We offer expansive, one-stop solutions for core components, meticulously crafted for small to medium-sized equipment manufacturers, extending unwavering dedication across borders via e-commerce to serve global customers in emerging markets.
Our independent R&D and robust manufacturing capabilities cement our status as industry leaders. By utilizing extensive data analysis, we develop bespoke solutions for regions grappling with high salinity water challenges, setting new standards for excellence in water treatment solutions.
Our cutting-edge solutions encompass seawater desalination, waste leachate treatment, drinking water purification, and pioneering the reuse of treated wastewater, propelling innovation forward. Additionally, our competitive cost advantage distinguishes us within the industry, offering unrivaled value and strategic benefits.

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. |