4tph 4000lph RO Industrial Reverse Osmosis System

Name: 4tph 4000lph RO Industrial Reverse Osmosis System
Brand: Shaanxi Di Ao Environmental Protection Group Co., Ltd.
SKU: 2281027265

Shaanxi, ChinaShaanxi Di Ao Environmental Protection Group Co., Ltd.

US$8,500.00

1-4 Sets

US$8,000.00

5-9 Sets

US$7,800.00

10+ Sets

Sample price:US$8500.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO9001

Salt Rejection Rate

98.0%

Model NO.

4TPH 4000LPH RO

Application

Industry

Capacity

4000L/H

Material

Fiberglass Reinforced Plastic(FRP)

Voltage

380V/50Hz

Control Mode

Automatic PLC Control

Transport Package

170X80X170

Specification

Customizable

Trademark

DAWT

Origin

Shanxi China

HS Code

8421219990

Key features

High Salt Rejection: Achieves a salt rejection rate of 98.0% for high-purity water output.

Customizable Voltage: Voltage can be customized to 380V/50Hz to meet specific site requirements.

Premium Materials: Constructed with FRP, SS-304/316, and PVC for durability and corrosion resistance.

Certified Quality: Holds ISO9001, CE, and SGS certifications ensuring international standards.

Flexible Configuration: Supports various pretreatment and post-treatment options like UF, UV, and EDI.

Comprehensive Support: Includes manuals, videos, and online engineering guidance for installation.

Long Service Life: Designed for reliable operation for 5 years before major repair is needed.

OEM/ODM Service: Manufacturer offers OEM and ODM services for customized solutions.

Company profile

Importers and ExportersPatents AwardedSelf-brandedFast Delivery

Shaanxi Di Ao Environmental Protection Group Co., Ltd.

Shaanxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤0.88h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, 3D design, ODM/OEM, SDK, and recent product-development capabilities. Its stated production equipment covers cutting, bending, punching, shearing, welding, rolling, and painting, with documented finished-product inspection procedures. The supplier reports quality assurance, corrective-action, and complaint-handling procedures, and cites major project experience and multiple certifications. However, it has no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agents, branches, or offline trade-show participation. Financial records provided for recent periods show zero reported operating revenue, costs, profits, and cash-flow figures; this materially limits financial credibility assessment and creates a significant concern. Overseas service coverage is also reported as zero countries, although FOB, CIF, CFR, and EXW quotations are accepted.

Supplier typeThe supplier’s stated business scope includes equipment, building materials, pumps and vacuum equipment, industrial automatic-control systems, electronic special equipment, water-quality monitoring instruments, metal products, and mining-related sales. Its description also identifies water-treatment and intelligent-control equipment as project offerings, indicating an equipment-oriented industrial supplier.

CertificationsThe supplier states that it holds municipal and environmental engineering design certificates, mechanical and municipal construction qualifications, water-related approvals, 3C certification, EU CE certification, and national triple-management-system certification. These are explicit certification and qualification claims, although the provided slice does not include certificate numbers, validity dates, or verification documents.

After-Sales capabilityThe supplier has documented corrective and preventive action procedures and complaint-handling procedures, with records showing they are followed. However, it reports no overseas warehouse, showroom, agents, branches, or overseas-service countries, so structured internal service procedures exist but overseas service reach is limited.

Financial creditThe provided records report zero operating revenue, operating costs, profits, cash receipts, cash inflows, cash outflows, and current ratio for the stated recent periods. These figures create a material concern regarding demonstrated financial activity and liquidity; the slices do not provide enough context to validate whether the zeros reflect actual performance or incomplete reporting.

R&D capabilityThe supplier confirms 3D software design services, new products within the past year, ODM services, OEM services for popular brands, and an available SDK. Together, these explicitly support product-development and design capabilities beyond basic manufacturing.

Production capacityThe listed facility includes plasma cutting, bending, hydraulic punching, shearing, straight-seam and circumferential-seam welding, plate rolling, spray painting, and welding equipment. The supplier also reports in-stock capacity and standardized finished-product inspection instructions, but lacks a valid manufacturing-capacity contract with affiliated subcontractors.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its 3D design, ODM, OEM, and SDK capabilities further support the ability to adapt or develop products to customer requirements.

Client casesThe supplier states that it has undertaken numerous national and local key projects, including supply of water-treatment and intelligent-control equipment for Xi’anyang International Airport, and claims a strong industry reputation. This is an explicit project reference, but the slice does not provide project dates, contract scope, customer confirmation, or performance metrics.

Product Q&A

Q:Which machine should I choose?

It depends on your raw water quality and requirements for permeate water. Usually, there are three parts: pretreatment, RO machine, and post treatment. We will choose the proper process according to your specific needs.

Q:What is the machine material?

For pretreatment tanks, we usually use FRP or S.S. The RO frame could be S.S or carbon steel. For pipes, it is usually S.S and UPVC. We can choose materials according to your special requirements.

Q:What is the control method?

For pretreatment, you can choose manual or automatic. For the whole system, we use relay, PLC, or man-machine interface remote control.

Q:Which spare parts need to be changed regularly?

Filter cartridges in the security filter and RO membranes need regular changes. Filter cartridges should be changed every 3-6 months, and RO membranes every 1-3 years, depending on water quality and maintenance.

Q:What is the warranty period?

Our warranty is 1 year. However, based on experience, our machine can work for 5 years before repair. We also provide manuals, operation videos, and online engineering guidance for installation and adjustment.