What is the warranty period for the RO membrane?

All products are covered by a 12-month warranty and factory quality inspection reports and factory photos can be provided for your reference.

High-Efficiency RO Membrane 400 Gpd for Home Water Purification

Name: High-Efficiency RO Membrane 400 Gpd for Home Water Purification
Brand: Hangzhou Haina Environmental Protection Tech Co., Ltd.
SKU: 2028148715

Zhejiang, ChinaHangzhou Haina Environmental Protection Tech Co., Ltd.

Negotiable

100 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Membrane Type

Tubular

Type

Model NO.

Ro membrane CM 3013-400 GPD Reverse osmosis membra

Gallons Per Day

Desalination Rejection Rate

95%

Testing Pressure

70psi

Nacl Solution

250 Ppm

Sample

Yes

NSF

Yes

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Customize 3013 400g 500g 600g Household

97% Desalination 1812 2012 2812 3012 3013 Ulp Hous

Residential Membrane Elements/Household

Widely Used Quality 50g 75g Water Purifier Spare P

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View Larger Image Add to Compareshare

Transport Package

25/PC 3.20*3.20*3.40(M)/PC

Specification

44mm*298mm 0.2KG

Trademark

HYNAMO

Origin

China

HS Code

8421991000

Production Capacity

300000/Month

Key features

17 Years Manufacturing Experience: Professional manufacturer with core membrane technology and 17 years in R&D and service.

High Desalination Technology: Specialized in high salt water purification, suitable for 3,000-6,000 ppm household water.

Zero Customer Complaints: Maintains zero complaints on 3G and 4G products with strict quality guarantees.

12-Month Warranty: All products covered by a 12-month warranty with factory inspection reports.

Customization Options: Customizable gallons per day, desalination rate, and testing pressure for specific needs.

Large Production Capacity: Annual capacity of 15 million sqm diaphragms and 18 million household membrane elements.

Strategic Partnerships: Deep cooperation with Fortune 500 companies in the US, Japan, and Korea.

Company profile

Hangzhou Haina Environmental Protection Tech Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2005-04-10 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.65h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHangzhou Haina Environmental Protection Tech Co., Ltd. is a China-based manufacturer/factory specializing in water-treatment products, including RO membranes, RO systems, desalination, wastewater treatment equipment, filter cartridges, and membrane shells. It reports BSCI, ISO 9001, and ISO 14001 certifications, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. The supplier has exported since 2005, with exports accounting for 41%–50% of total sales and distribution partly through agents. Its stated capabilities include technical advice, customer-specific technical solutions, standardized management, and automated equipment improvements. However, the provided information does not establish documented after-sales performance, customer cases, or independently verifiable innovation outcomes.

Supplier typeThe supplier is identified as a manufacturer/factory and limited company located in Yuhang District, Hangzhou, Zhejiang, China. Its associated industry is manufacturing, and its stated business scope covers industrial equipment and processing machinery, including water-treatment products.

CertificationsThe supplier reports holding BSCI, ISO 9001, and ISO 14001 management-system certifications. These certifications provide explicit evidence of formal social-compliance, quality-management, and environmental-management systems, although certificate validity and scope are not provided.

R&D capabilityThe supplier reports 6–10 R&D engineers and states that it has pursued innovation, standardized management, and automated equipment transformation since 2013. These are explicit capability indicators, but no specific patented technologies, new products, or measurable innovation results are provided.

Production capacityThe supplier operates more than 10 production lines, employs 6–10 quality-control staff, and reports standardized management and automated equipment improvements. Its factory status and production infrastructure support substantial manufacturing capability, although actual capacity utilization and lead-time performance are not stated.

Customization capabilityThe supplier explicitly states that its technical team provides targeted professional advice and technical solutions for each customer, indicating an ability to address customer-specific technical requirements. The slices do not specify customization scope, engineering workflow, minimum order conditions, or examples of completed customized products.

Product Q&A

Q:Is your company a manufacturer or trading company?

We are a manufacturer with our own factory and cooperation with other factories using our technology. Haiana has an 18-year background in the reverse osmosis membrane industry with independent R&D personnel and engineering, mastering core technology of high salt water purification.

Q:How many employees does your company have?

HJC headquarters has more than ten people, 142 workers in the factory and 16 office workers. We are still a small company, and our goal is not to be the biggest, but to be stronger. In the segmented high desalination market, the product quality and service are maximized.

Q:What are the advantages of your company and products?

HJC 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:What is the guarantee term for quality problems?

At present, we maintain zero customer complaints on 3G and 4G 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 minimum order quantity (MOQ)?

Our minimum order quantity varies from model to model. There are also differences in OEM orders. The minimum order for household membrane is 100 (two boxes), and the minimum for industrial membrane is five pieces. If there is an industrial membrane for refueling household Fore more details ,welcome to contact us