CE Certification China Suppliers: Factory-Integrated Containerized Seawater Desalination Plants for Off-Grid Solar Water Production Factories, Manufacturer

Off-grid Solar Seawater Desalination Equipment

This innovative seawater desalination equipment from China offers a comprehensive, mobile water production solution. It features a complete high-efficiency reverse osmosis system housed within a standard container. Our factory conducts full prefabrication, assembly, and rigorous testing to ensure top-quality performance. Once on-site, the equipment can be quickly commissioned with basic electrical and water connections, allowing for instant readiness for use and immediate water production. Ideal for emergency water supply, temporary operations, and remote areas, this modular system combines the processing capacity of industrial-scale settings with the flexibility of portable solutions, making it perfect for both short-term and permanent decentralized water supply needs. We are leading suppliers of this technology, ensuring reliable access to clean water wherever it's needed.

Product Description

Our Solution

Shanghai Tongjie Environmental Protection's containerized seawater desalination equipment is specifically designed for the Middle East, Central Asia, islands, oil fields, and remote camps. It employs seawater reverse osmosis (SWRO) technology combined with energy recovery and high-temperature resistant, anti-contamination membranes, achieving a TDS tolerance of up to 42,000 ppm and producing water with TDS ≤500 ppm (compliant with direct drinking standards). The system integrates 20-foot/40-foot standard containers, featuring factory prefabrication and pre-commissioning, enabling immediate on-site operation within 72 hours without complex civil engineering work. It operates effectively in temperatures ranging from -20°C to 55°C, offering corrosion-resistant, explosion-proof capabilities and remote monitoring functionality.

Core Advantages

containerized seawater desalination system

High Salt Tolerance & Performance

High salt tolerance with a desalination rate of ≥99.2%; anti-contamination seawater membrane ensuring stable operation at TDS ≤42,000 ppm and a desalination rate ≥99.2%.

containerized seawater desalination system

Container Gantry Installation

Standard container integration enables 72-hour commissioning, reducing civil construction by 80% and project duration by 60%, with immediate water supply upon site delivery.

seawater desalination plant

Adapted to Extreme Environments

Suitable for desert and marine applications with heat resistance up to 55°C, cold resistance down to -20°C, salt spray protection, and explosion-proof design, making it ideal for harsh operating conditions in the Middle East and Central Asia.

Intelligent Operation & Maintenance

Unmanned PLC + touchscreen + remote monitoring, available 24/7 with fault alerts and dual control options (local/remote).

Comprehensive Compliance Certifications

GCC, SASO 2664, ESMA, and ISO certifications meet market access requirements for the Middle East and Central Asia.

An ideal solution for meeting short-term or long-term decentralized water supply demands

Core Technical Parameters

Processing capacity 100–1000 tons/day (customizable)
Inlet TDS ≤42,000 ppm (seawater)
TDS of produced water ≤500 ppm (for direct drinking)
Desalination rate ≥99.2%
Recycling rate 35–45%
Operating environment temperature -20°C to 55°C
Container specifications 20-foot / 40-foot standard container

Application Scenarios

Energy Sector
Oil and Gas Fields

Water supply for oilfield camps in the Middle East and Central Asia; freshwater supply for platforms.

Isolated Sites
Islands & Remote Areas

Direct drinking water supply for island residents, temporary campsites, and construction sites.

Marine Sector
Ships & Offshore Platforms

Freshwater replenishment and maintenance support for active offshore operations.

Rapid Deployment
Emergency Water Supply

Critical water processing for disaster relief situations, temporary camps, and battlefield deployment.

Frequently Asked Questions

Q: Can the equipment withstand the extreme high temperatures of 55°C in the Middle East?
A: Yes. Equipped with specialized high-temperature resistant membranes and cooling systems, the system maintains stable long-term operation at ambient temperatures up to 55°C and features built-in dust and sand resistance.
Q: Can containers be transported easily by sea or land?
A: Yes. The system is integrated into standard 20-foot or 40-foot ISO shipping containers, making it fully compliant with global sea and land logistics. It can be easily relocated and reused upon project completion.
Q: How are operations, maintenance, and spare parts ensured?
A: Continuous operation is guaranteed through local spare parts warehouses in the Middle East and Central Asia, 24/7 intelligent remote monitoring, and localized field service engineers ready for fast on-site response.
Q: What raw water TDS level can this system handle, and what is the output water quality?
A: The system achieves stable performance with feed seawater TDS levels up to 42,000 ppm. With a desalination rate of ≥99.2%, the produced water TDS is maintained at ≤500 ppm, fully compliant with direct drinking standards.
Q: How quickly can the containerized desalination plant be commissioned?
A: Thanks to factory prefabrication and pre-commissioning, the container unit can achieve operational status within 72 hours of arrival, reducing civil engineering requirements by 80% and project schedules by 60%.
Q: What regional certifications does the desalination equipment hold?
A: The equipment fully satisfies local and international compliance standards, holding GCC, SASO 2664, ESMA, and ISO certifications to ensure smooth customs and market access across the Middle East and Central Asia.

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