What is the warranty period for your products?

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

Premium 4040 RO Membrane for Efficient Industrial Water Solutions

Name: Premium 4040 RO Membrane for Efficient Industrial Water Solutions
Brand: Hangzhou Haina Environmental Protection Tech Co., Ltd.
SKU: 2039393325

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

US$275.00

10-49 Pieces

US$265.00

50-99 Pieces

US$255.00

100+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Membrane Type

Tubular

Type

Model NO.

Factory price RO Membrane 4040 Reverse Osmosis 404

Desalination Rejection Rate

99.2%

Gallons Per Day

2400

Active Membrane Area

87FT2

Testing Pressure

150psi

Sample

Yes

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Factory Price RO Membrane 4040 Reverse Osmosis 404

Model

Transport Package

1/PC 1.1*0.11*0.11(M)/PC

Specification

reverse osmosis system

Trademark

HYNAMO

Origin

China

HS Code

8421991000

Production Capacity

15000/Month

Key features

17 Years Industry Experience: Engaged in R&D, manufacturing and service of RO and nanofiltration membranes for 17 years.

Ultra Low Pressure Series: ULP series operates at 2/3 of conventional pressure while maintaining high flow and rejection.

High Desalination Technology: Polyamide coating process allows application in 3,000-6,000 ppm water quality.

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

Zero Complaint Guarantee: Maintain zero customer complaints on 3G and 4G products with replacement guarantee.

OEM/ODM Services: Own brand available with OEM and ODM services provided for customization.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

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: ≤5.54h 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 for technology. Haiana has an 18-year background in the reverse osmosis membrane industry with independent R&D personnel and engineering.

Q:How many employees does your company have?

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

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 be applied to 3,000-6,000 ppm water quality, and seawater membranes to 30,000-40,000 ppm.

Q:What are your guarantee terms for quality problems?

We maintain zero customer complaints on 3G and 4G products. If a quality problem is verified, we guarantee replacement and are responsible for freight costs.

Q:What is your minimum order quantity (MOQ)?

MOQ varies by model and OEM orders. The minimum for household membrane is 100 (two boxes), and for industrial membrane is five pieces.