What is the warranty period for the membranes?

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

High-Efficiency 75 Gpd Reverse Osmosis Water Membrane System

Name: High-Efficiency 75 Gpd Reverse Osmosis Water Membrane System
Brand: Hangzhou Haina Environmental Protection Tech Co., Ltd.
SKU: 2033648215

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

US$5.90

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Membrane Type

Tubular

Type

Model NO.

High quality Reverse Osmosis Water Membrane 75GPD

Gallons Per Day

Desalination Rejection Rate

95%

Testing Pressure

70psi

Nacl Solution

250 Ppm

Sample

Yes

NSF

Yes

RO Membrane Price RO Membrane HID Tfc-18

Membrane RO Domestic Vontron Membrane 75gpd RO for

Industrial Water Purifier System RO Wate

Domestic RO Membrane 80gpd Reverse Osmosis Water

RO Membrane Vontron 4040 Water Reverse O

Best Quality 600gpd Reverse Osmosis Membrane Water

RO Membrane Water Filter with Reverse O

4 Inch Industrial RO Membrane Vontron Membrane Ulp

Dring Water Purifier Reverse Osmosis Von

UF Membrane Housing 4040 for RO Water Purifier Om

8040 Reverse Osmosis Membrane Manufactur

China Seawater Membrane RO Membrane for S

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

RO Reverse Osmosis Membrane Price

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: Unique polyamide coating allows application in 3,000-6,000 ppm household and 30,000-40,000 ppm seawater.

Zero Complaint Guarantee: Maintains zero complaints on 3G/4G products; free replacement and freight coverage for quality issues.

Wide Model Range: Offers 50gpd to 10,500gpd membranes including 1812, 2012, 2812, 3012, 3013, 4040, and 8040 series.

OEM/ODM Services: Supports customized orders with flexible MOQs for household and industrial membrane requirements.

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

Global Export Experience: Exported to North America, Europe, Southeast Asia, Middle East, and Africa since 2005.

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: ≤8.57h 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:What are the advantages of your company and products?

Our technical advantage lies in high desalination technology with a unique polyamide coating process. Household membranes can handle 3,000-6,000 ppm water quality, and seawater membranes can handle 30,000-40,000 ppm, offering significant cost advantages.

Q:What is your guarantee terms for quality problems?

We maintain zero customer complaints on 3G and 4G products. If a quality problem occurs, we guarantee replacement and cover freight costs according to a reasonable verification process, adhering to our value of not letting customers lose money.

Q:What is your MOQ?

MOQ varies by model. The minimum for household membranes is 100 pieces (two boxes), and for industrial membranes, it is five pieces. OEM orders have different minimums; please contact us for details.

Q:How many employees does your company have?

Haina headquarters has more than ten people, with 242 workers in the factory and 36 office workers. We aim to be stronger rather than the biggest, maximizing product quality and service in the segmented high desalination market.