Powered by Made-in-China.com
Industrial 4021 RO Membrane for Hydroponic Greenhouse Water Sterilization
US$190.00-230.00
30 Pieces
Sample price:US$230.00/piece.Request sample
Product profile
Customization
AvailableMembrane Type
SpiralType
ROModel NO.
BW4040 RO MembraneEffective Area
7.4m²Feed Spacer
31milPermeate Flow
2200 GDP (8.3m³/D)Minimum Rejection
99.5%Stable Rejection
99.6%pH
2-11Maximum Operating Pressure
600psi(41bar)Testing Condition
2000ppmnaci/225psi/25℃/pH=8.0/15% RecoveryTransport Package
BoxSpecification
109*12*13cmTrademark
RTLOrigin
ChinaHS Code
8421991090Key features
1. Removes pathogens, viruses and heavy metals from source water, protecting hydroponic crops from disease.
2. Permeate can be formulated into nutrient solution with stable, controllable EC, improving crop yield and quality.
3. Compact size suits greenhouse small water treatment rooms, with single element meeting water needs for 500 sq meters of greenhouse.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤2.89h
AI-Powered supplier vetting
SummaryNingbo RXHLi Technology Co., Ltd. is presented as a water-treatment membrane manufacturer with UF and RO production facilities, laboratory resources, six German-imported reverse-osmosis membrane lines, and 30 quality inspectors. It reports ISO9001:2015 and ISO14001:2015 certification, 3D design, ODM, OEM, and broad customization capabilities, including customization from samples, designs, and full specifications. The supplier has exported for seven years, with exports representing 11%–20% of total sales, and accepts multiple trade and payment terms. Service controls include written supplier-assessment procedures, approved-supplier records, and corrective/preventive-action procedures. However, it reports no overseas warehouses, showrooms, agents, or branches, no SDK, and no established AI model for data-driven management. Customer-specific cases are not identified in the provided information.
Supplier typeThe supplier is identified as Ningbo RXHLi Technology Co., Ltd. and is described as a water-treatment membrane technology manufacturer with UF and RO production lines, rolling equipment, water-testing equipment, and a laboratory. Its seven years of export activity and stated self-operated import/export rights also support classification as a manufacturing supplier with international trading capability.
CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certificates. These provide direct evidence of certified quality-management and environmental-management systems.
R&D capabilityThe supplier provides 3D software design, reports new products in the past year, and offers ODM services. Its reported lack of an SDK and lack of an established AI model for big-data decision support indicate limitations in certain technology capabilities, but do not negate the documented product-development and design activity.
Production capacityThe supplier reports six German-imported reverse-osmosis membrane production lines, UF and RO flat-sheet lines, domestic and industrial rolling machines, water-testing equipment, a laboratory, and 30 quality inspectors. It also states that finished products are inspected using written instructions that are uniformly followed, providing direct evidence of established production and quality-control resources.
Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, flexible customization, and minor customization, together with 3D software design services. These statements directly indicate broad customization capability.
Product Q&A
Q:Your company is manufacturer or trading company?
A:
Yes, we are manufacturer, we have our own factory and meanwhile we cooperation with other factories in our own technology. RTL has a 9-year background in the reverse osmosis membrane industry with independent R & D personnel and engineering, and masters the core technology of high salt water purification. RTL brands are well-known in southern India, southern Pakistan, and Middle East.
Q:How many employees does your company have?
A:
RTLwith around 300 workers in the factory.
Q:RTLwith around 300 workers in the factory.
A:
RTL technical advantage lies in the high desalination technology, and the process of coating polyamide is different from its counterparts. Therefore, in the use of household membranes, according to market feedback, it can be applied to 3,000-6,000 ppm water quality. Seawater membrane can be applied in the environment of 30,000-40,000ppm, and the cost advantage is very obvious.
Q:If quality problem,what is your guarantee terms?
A:
At present, we maintain zero customer complaints on
products. Please note that the first item of our company's values: Do not let customers count one copper coin. If there is a quality problem, we will guarantee the replacement and be responsible for the freight on the way according to a reasonable quality problem verification process.
Q:What is your MOQ?
A:
Our minimum order quantity varies from model to model. There are also differences in OEM orders. The minimum order for household membrane is 1000 pcs, and the minimum for industrial membrane is 30 pieces.
Send Inquiry
*To:
NINGBO RXHL TECHNOLOGY CO., LTD
NINGBO RXHL TECHNOLOGY CO., LTD*Content:
Supplier replies will be sent to your registered email
You may also like
RO Membrane 4021 Vontron Reverse Osmosis for industrial Waste Water Treatment
US$100.00
1 Piece(MOQ)
High-Efficiency Industrial RO Membrane Sw 4021 for Water Purification
US$120.00
10 Piece(MOQ)
High Quality Ulp21/31-4040/4021 RO Membrane for Industrial Water Purification System Membrane
US$38.00-88.00
1 Piece(MOQ)
for Industrial Waste Water Treatment Vontron RO Membrane 4021 4040 8040
US$310.00
1 Piece(MOQ)
Vontron Industrial RO Membrane for Water Treatment 4040 8040 4021
US$100.00
1 Piece(MOQ)
Hot Sale 8 Inch 8040 Industrial RO Membrane for Waste Water Filter
US$51.00
1 Piece(MOQ)
Industrial Reverse Osmosis Membrane 950gpd RO 4021 for Water Purifier Machine
US$28.00-32.00
10 Pieces(MOQ)
4014 4021 4040 Industrial RO Membrane for Water Treatment
US$51.00
1 Piece(MOQ)
Low Pressure Lp 4021 for Industrial Pure Water Preparation RO Membrane
US$28.00-40.00
1 piece(MOQ)
Brackish Water Membrane Rverse Osmosis Bw-4021 for Recycling of Industrial Wastewater
US$30.00-40.00
1 piece(MOQ)



















