About this items:
Enjoy Your Water with Confidence: Our Reverse Osmosis membrane boasts the remarkable ability to eliminate up to 99% of over 1,000 harmful contaminants from your water. This includes an impressive removal rate of up to 98% for lead, alongside chlorine, fluoride, arsenic, asbestos, calcium, sodium, and much more.
Top-notch Quality : Our Reverse Osmosis Membrane is meticulously crafted from food-grade, high-capacity materials. Featuring a high packing density, it ensures that only pure water molecules pass through, effectively blocking out all other substances.
Energy Saving: Designed for low-pressure operation at just 70 psi, this membrane significantly cuts down on power consumption, leading to reduced operating costs and enhanced savings.
Wide TDS Range: Capable of performing efficiently in salinity water levels up to TDS 3000ppm, ensuring a stable rejection rate is consistently maintained.
Stable Rejection Rate 97% : Enhanced membrane sheet formulas guarantee a stable rejection rate, even across a diverse range of TDS levels, ensuring optimal performance.
Peace of Mind Customer Service : We are deeply committed to supporting our valued customers. Should you encounter any issues with our products, please do not hesitate to contact us immediately. Our team is eager and ready to assist you!
Key applications:
Ideal for residential and household reverse osmosis systems, as well as other water purification devices used in hospitals and laboratories, ensuring versatile use.
Municipal water purification, providing a robust solution for clean and safe public water supplies.
Food and beverage industries, where pristine water quality is paramount, ensuring safety and excellence in production.
Farms, Restaurants, Retail
Garment Shops, Building Material Shops, Manufacturing Plants, Machinery Repair Shops, Printing Shops, Construction Works, Energy & Mining, Advertising Companies, and water plants benefit from our cutting-edge water filtration technology, supporting diverse industrial needs.
Model |
A |
B |
C |
D |
E |
Average Permeate Flow
gpd (m³/d) |
Average Salt Rejection
% |
Test conditions |
Inch
(mm ) |
Inch
(mm ) |
Inch
(mm ) |
Inch
(mm ) |
Inch
(mm ) |
NaCl |
Pressure |
Temperature |
pH |
Recovery Rate |
Pro-LP-1812-50 |
1.75
(44.5) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥50(0.19) |
97 |
350mg/L |
70psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-1812-75 |
1.75
(44.5) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥75(0.29) |
97 |
350mg/L |
70psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-2012-100 |
1.81
(46.0) |
0.72 (18.2) |
0.87 (22.0) |
0.87 (22.0) |
12.00
(297.5) |
≥100(0.38) |
97 |
350mg/L |
70psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-2012-150 |
1.81
(46.0) |
0.72 (18.2) |
0.87 (22.0) |
0.87 (22.0) |
12.00
(297.5) |
≥150(0.57) |
97 |
350mg/L |
70psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-2012-400 |
1.85
(47.0) |
0.72 (18.2) |
0.78
(20.0) |
0.78
(20.0) |
12.00
(297.5) |
≥400(1.52) |
97 |
350mg/L |
70psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-2812-200 |
2.68
(68.0) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥200(0.76) |
97 |
350mg/L |
70psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-2812-300 |
2.68
(68.0) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥300(1.14) |
97 |
350mg/L |
90/100psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-3012-400 |
2.68
(68.0) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥400(1.52) |
97 |
350mg/L |
100psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-3012-600 |
2.91
(74.0) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥600(2.28) |
97 |
350mg/L |
100psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-3013-400 |
2.68
(68.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥400(1.52) |
97 |
350mg/L |
100psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-3013-500 |
2.68
(68.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥500(1.90) |
97 |
350mg/L |
100psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-3013-600 |
2.68
(68.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥600(2.28) |
97 |
350mg/L |
100psi |
25°c |
6.5~7.5 |
50% |
Pro-LP-3113-800 |
3.11
(79.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥800(3.04) |
97 |
350mg/L |
110psi |
25°c |
6.5~7.5 |
30% |
Pro-LP-3213-900 |
3.11
(79.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥900(3.42) |
97 |
350mg/L |
110psi |
25°c |
6.5~7.5 |
30% |
Pro-LP-3213-1000 |
3.11
(79.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥1000(3.80) |
97 |
350mg/L |
110psi |
25°c |
6.5~7.5 |
30% |
Pro-LPHR-1812-75 |
1.75
(44.5) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥75(0.29) |
98 |
350mg/L |
90psi |
25°c |
6.5~7.5 |
15% |
Pro-LPHR-2012-200 |
1.85
(47.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
12.00
(297.5) |
≥200(0.76) |
98 |
350mg/L |
90psi |
25°c |
6.5~7.5 |
15% |
Pro-LPHR-3012-400 |
2.91
(74.0) |
0.72
(18.2) |
0.87
(22.0) |
0.87
(22.0) |
12.00
(297.5) |
≥400(1.52) |
98 |
350mg/L |
110psi |
25°c |
6.5~7.5 |
15% |
Pro-LPHR-3013-400 |
2.68
(68.0) |
0.72
(18.2) |
0.78
(20.0) |
0.78
(20.0) |
13.00
(333.0) |
≥400(1.52) |
98 |
350mg/L |
110psi |
25°c |
6.5~7.5 |
15% |
Duetovariationsinfeedwaterquality,membraneelementsunderstandardtestconditionsmayhavea15%deviationinpermeateflow,
Thestatedproductperformanceisbasedondatacollectedafter30minutesofoperationatthefollowingtestconditions, ensuring utmost reliability and performance.
SIZE: mm/Inch: Understand the dimensions for precise fitting.
RecommendedOperatingConditions: Ensure optimal performance through adherence.
Operating Limits |
Unit |
Value |
Maximum operating pressure |
psi (MPa) |
125(0.86) |
Maximum feed water temperature |
°F (°C) |
113(45) |
Continuous operation pH range |
|
3-10 |
Cleaning PH range |
|
2-11 |
Maximum feed water SDI15 |
|
5 |
Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
GeneralHandlingProcedures: Follow these steps for longevity and efficiency.
Storeinacoolanddryplace(below45°C),awayfromsunlight. Preserve the quality of the product effectively.
Permeatefromthefirsthourofoperationshouldbediscarded for optimal purity.
Keepelementsmoistatalltimesafterinitialwetting to maintain efficiency.
TopreventmicrobialgrowthintheWetMembraneElement,itis crucial to follow these guidelines diligently.It is highly recommendedtothoroughly washitwitha1.0%SodiumMetabisulfite(foodgrade)solution,proceedingbysecure vacuum-bagpackingthe
MembraneElementandstoringitinadurable cardboardbox.
Onlyutilizechemicalsthat are compatiblewiththemembraneelementsandcomponents.BrightStarWaterwillnotacceptanyresponsibilityfromtheuseofincompatiblechemicals.


Our Superior Reverse Osmosis Membrane is adept at transforming seawater into potable water, ensuring Zero Discharge of Latex Wastewater, and revolutionizing Copper Foil Industry Wastewater Treatment with unparalleled efficiency.
In the New Energy Industry, our cutting-edge technology excels in Sulfuric Acid Purification and Recovery, as well as enhancing the process of Lithium Extraction from Salt Lake, ensuring sustainability and high yield.
At Proshare Innovation Suzhou Co., Ltd., we are immensely proud of our extensive certifications that underscore our steadfast commitment to excellence, quality, and sustainability. Our credentials include the prestigious Health & Safety Management System Certificate, a testament to our dedication to maintaining the highest safety standards. Moreover, our Environmental Management System Certificate highlights our proactive approach to environmental stewardship. Furthermore, our adherence to quality is validated by the ISO 9001 Quality System Certificate, ensuring that every aspect of our operations meets the highest industry standards.
The innovation-driven spirit of Proshare Innovation Suzhou Co., Ltd. is encapsulated in our impressive array of patents, exemplifying our leadership in technology and design. We proudly hold the Invention Patent for Membrane Production, reflecting our pioneering advancements in the field. Our expertise extends to the Invention Patent for Multi-layer RO Membranes, showcasing our commitment to enhancing efficiency and performance. Additionally, our Utility Model Patent Certificates further affirm our position at the forefront of membrane technology, offering unique and practical solutions for household water filtration systems.
1. Q:Are you a manufacture or a trading company?
A:We are manufacturer with our own factory and meanwhile we cooperation with other factories in our own technology.
2. Q: What about the lead time for mass production?
A: Our production time: 10-15 days for regular models.
3.Q:How you guarantee products quality?
A:We inspect and control the whole process from raw materials, production process, finished product to shipment.
4. Q: Can you offer sample before mass order? is it free or extra?
A:Yes samples will be kindly arranged for your confirmation. Please contact us for more details.
5.why choose us ?
We have advanced technology for the production of TFN membrane.
We have established the first TFN coating production line in China and achieved stable mass production.
We have equipped 1000m2 test platform, advanced water testing technology.
We provide RO,NF,UNF, Special Membrane Element and SPEC Customized Membrane as well.
We offering customer competitive price with excellent products quality and comprehensive services.
Proshare History
2016 - A landmark year for Proshare as our distinguished PhD. team, spearheaded by the esteemed Dr. Lin Xiaofeng-an acclaimed expert from the National Major Talent Introduction Project-made a triumphant return to China.
2017 - Proshare proudly established its headquarters in Nanopolis Suzhou, an illustrious hub recognized worldwide as the largest community dedicated to the industrial application of pioneering nanotechnology.
2018 - Proshare embarked on an ambitious venture by setting up its first exclusively designed TFN coating production line and commenced mass production operations with precision and innovation.
2019 - The revolutionaryPSI MEMBRANE® was unveiled, marking a milestone by successfully replacing imported nanofiltration membrane products. It has been reliably applied in textile wastewater treatment, landfill leachate processing, and high salt & COD wastewater management, among many other environmental protection realms. Furthermore, Proshare emerged as the first domestic supplier of premium household nanofiltration water purifiers.
2020 - Proshare introduced the groundbreaking SPEC customized membrane tailored for large-scale environmental engineering enterprises, delivering exceptional service to multiple listed companies.
2021 - Proshare achieved the prestigious status of a qualified supplier for Sinopec, offering comprehensive integrated TFN membrane solutions to the petrochemical industry, setting new benchmarks in efficiency and reliability.
2022 - Proshare expanded its horizons by establishing subsidiaries in Shenzhen City, Hunan Province, Fujian Province, and Jiangxi. We extended our unparalleled service to customers and rose to prominence as the first domestic supplier in emerging industries such as synthetic biology, lithium batteries, and copper foilamong others.
2023 - Proshare made waves by becoming the first domestic supplier of seawater desalination membranes for esteemed international luxury cruise companies, reinforcing our position at the forefront of innovation.
2024 - Anticipating exciting developments on the horizon.