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Sea Water Desalination Unit 10 – 1000 m³/day | Containerized Modular Design, Factory Direct, Ready to Run

Key Specifications (Typical Range)

 

Parameter Value
Daily Capacity 10 – 1000 m³/day (customizable)
Technology Seawater Reverse Osmosis (SWRO)
Pretreatment Multimedia filter + cartridge filter (optional UF for high-turbidity seawater)
Energy Recovery Integrated for units ≥10 m³/day (reduces energy cost by 30‑50%)
Salt Rejection Rate ≥99.2% (up to 99.6% with premium membranes)
Product Water TDS ≤ 500 ppm (WHO water standard)
Control System PLC + HMI with auto/manual mode, optional remote monitoring
Container Type 10ft / 20ft / 40ft HC, ISO standard
Power Supply 220V/380V/415V, 50/60Hz, 1‑phase or 3‑phase
Membrane Options DuPont FilmTec™ / Toray / LG Chem / Premium Chinese brands – your choice

 

 

Product Details

Product Details

Advantages of Containerized Modular Desalination Units

1. Plug‑and‑Play – Fast Deployment

  • The entire system is assembled, wired, piped, and fully tested at our factory.

  • On‑site work is minimal: place on level ground → connect seawater intake → connect brine discharge → connect power.

  • No on‑site construction, no concrete foundation, no local technical team required. From container landing to fresh water production: as fast as 4 hours.

2. Significant Savings in Civil Works & Time

  • Traditional desalination plants require land acquisition, piling, building construction, and anti‑corrosion flooring – 6 to 12 months of work.

  • Our containerized unit needs only a level or compacted ground (can even be placed on gravel).

  • Civil works cost reduced by over 70%.

  • Ideal for islands, mountainous areas, disaster zones, or any location where heavy construction equipment cannot reach.

3. Easy Transportation – Worldwide Reach

  • Built inside standard 10ft / 20ft / 40ft ISO shipping containers – fully compliant with sea, rail, and road transport regulations.

  • Can be shipped by container vessel, flatbed truck, or even helicopter (for smaller units).

  • Stackable for transport – a single 40ft flatbed can carry 2‑4 small units, greatly lowering logistics cost.

4. Modular & Scalable – Add Capacity as Needed

  • Parallel design: multiple container units can be placed side by side, sharing common intake, discharge, and power headers.

  • Start with 100 m³/day today; next year add another 100 m³/day module – total becomes 200 m³/day.

  • No modification of the existing system and no production interruption – truly “scale on demand”.

5. Factory Pre‑Tested – Reliable Quality

  • Assembled and tested in a controlled ISO‑certified workshop – clean environment, proper tools, strict quality inspection.

  • Every unit undergoes a 48‑hour continuous load test with simulated or real seawater, with all performance parameters recorded.

  • Avoids installation quality issues caused by dusty, humid, or tool‑poor on‑site conditions.

6. No On‑Site Commissioning – Saves Engineering Costs

  • Traditional large plants require the manufacturer to fly engineers on‑site for 2‑4 weeks of commissioning – high travel, accommodation, and labor costs.

  • Our containerized unit is fully commissioned at the factory. The customer simply follows the manual to connect utilities and start producing water.

  • Remote assistance available – our engineers guide the first start‑up via video or IoT platform. No visa, no travel.

7. Small Footprint – Blends into the Environment

  • A 20ft container (6m × 2.4m × 2.6m) houses a complete system, occupying only about 15 m² of land can supply a hotel or a village people water use

  • Can be placed on a rooftop, by the beach, or in a parking lot corner – does not spoil existing landscape or land use.

  • External surfaces can be custom‑coated or wrapped with wooden grilles to match a resort or community environment.

8. Mobile & Relocatable – Asset Value Retention

  • The unit is not a fixed building; it can be lifted and moved as a whole.

  • When a project ends (e.g., mine closure, temporary construction camp vacated), the container unit can be relocated to another site and reused.

  • High residual value – used containerized desalination units are easy to resell or lease on the second‑hand market.

9. Easy Maintenance – Standardized Spare Parts

  • All pumps, valves, instruments, and membrane housings are installed with easy access and safe walkways.

  • Spare parts are common industrial standards (e.g., general pressure gauges, PVC fittings, O‑rings) – available at local hardware stores.

  • Consumables such as membrane elements and cartridge filters can be obtained quickly through us or local suppliers.

10. Suitable for a Wide Range of Harsh Environments

  • Island resorts – does not spoil the view, solves the high cost of water barging.

  • Offshore platforms / vessels – anti‑sway design, deck‑mountable.

  • Military bases – high mobility, air‑transportable.

  • Emergency relief – UN/Red Cross standard size, can be shipped with disaster supplies.

  • Small municipal water supply – multiple containers in parallel can serve thousands of residents.

If you are considering an RO unit, contact us for an economical water treatment solution today

True Plug‑and‑Play – No On‑Site Headaches

Every system is fully assembled, wired, piped, and tested inside the container at our factory. When the container arrives at your site, you only need to:

  • Place it on a flat concrete pad or compacted ground

  • Connect seawater intake and brine discharge lines

  • Connect power

  • Start producing fresh water

No need for local technicians, no building construction, no on‑site debugging. This is especially valuable for remote islands, disaster relief, or projects where skilled labor is scarce.

 Containerized – Easy to Transport, Easy to Scale

Our units are built inside standard shipping containers. One 20ft container can house a complete 10–100 m³/day plant. For 500 m³/day, we use a 40ft container or two 20ft containers in parallel.

Modular scaling: Start with 100 m³/day today, add another 100 m³/day container next year – just plug them together. Your capacity grows with your water demand.

Flexible Membrane Sourcing – No Unnecessary Brand Lock‑In

We are not a membrane manufacturer. That means we are free to recommend the best membrane for your budget and performance needs:

  • DuPont FilmTec™ – highest salt rejection, longest life, ideal for municipal drinking water

  • Toray – excellent anti‑fouling properties, great for challenging seawater

  • LG Chem NanoH2O – energy‑efficient, good price‑performance

  • Premium Chinese brands – reliable, cost‑effective, perfect for private developments or industrial use

You decide. We integrate.

Built for Real-World Conditions

From the high salinity of the Red Sea to the high turbidity of tropical coastal waters, our units are engineered with:

  • Corrosion‑resistant materials (316L stainless steel, marine-grade coatings)

  • Energy Recovery Device (ERD) on units ≥10 m³/day – cutting energy use to 3.0–4.5 kWh/m³

  • Automatic flushing and clean‑in‑place (CIP) system to extend membrane life

  • Climate control inside the container (heater/ventilation) for extreme temperatures

ISO Certified Factory + Experienced Engineer Team

We are not a trading company. We manufacture in our own ISO 9001:2015, ISO 14001, and ISO 45001 certified facility in China.

  • Engineer team: 15+ process, mechanical, and electrical engineers with average 8+ years of desalination experience

  • In‑house capabilities: 3D layout design, PLC programming, control panel fabrication, container integration

  • Quality control: Every unit undergoes 48‑hour continuous test with simulated seawater before shipping

You are buying from the people who design and build the system – not a middleman.

Factory Profile – Your Reliable China Manufacturing Partner

Company positioning: A specialized manufacturer of containerized seawater desalination equipment for capacities from 10to 1000tons per day. We serve water solution providers, EPC contractors, NGOs, real estate developers, and government agencies worldwide.

Facility: 5,000 m² ISO‑certified workshop, automated cutting/welding lines, dedicated container assembly bay, and a fully equipped test station.

Certifications:

  • ISO 9001:2015 (Quality Management)

  • ISO 14001:2015 (Environmental Management)

Engineer team details:

  • 3 senior process engineers (SWRO system design, membrane selection, energy recovery)

  • 4 mechanical engineers (container integration, piping layout, structural strength)

  • 3 electrical & control engineers (PLC programming, HMI design, remote monitoring)

  • 5 project managers & field service engineers (installation supervision, training, after‑sales)

Global track record: Hundreds of containerized desalination units shipped to Maldives, Philippines, Indonesia, Thailand, Vietnam, Saudi Arabia, UAE, Egypt, Kenya, Nigeria, Chile, and more.

FAQ – Medium & Small SWRO Units

Q1: What is the smallest capacity you offer?
A: We can build down to 28L/H, but our standard range starts at 3 m³/day. For 10–1000m³/day, we are the most experienced supplier.

Q2: Can I use Chinese brand membranes to save cost?
A: Absolutely. We offer DuPont, Toray, LG Chem, and also premium Chinese brands like Vontron or Hangzhou Water Treatment. For many commercial applications, Chinese membranes deliver 95%+ rejection and 3‑4 years lifespan at 30‑50% lower cost than top international brands. We help you choose based on your total lifecycle budget.

Q3: Is it true that no on‑site debugging is required?
A: Yes. We factory‑test each unit with artificial seawater (or real seawater if available). The system arrives ready to run. You only need to connect intake, discharge, and power. 

Q4: What about energy consumption?
A: For units below 10 m³/day without ERD, typical energy consumption is 6–8 kWh/m³. For units 10–500 m³/day with our integrated energy recovery device, consumption drops to 3.0–4.5 kWh/m³ – comparable to large plants.

Q5: How long does it take to get a 100 m³/day unit to my site in Africa?
A: Manufacturing takes about 15‑20 days. Sea freight from China to Mombasa or Durban is about 30‑35 days. Clearance and inland transport another 5‑10 days. Total: roughly 2‑2.5 months. For urgent needs, we offer air freight for small units (3‑10 m³/day).

Q6: Do you provide training for local operators?
A: Yes. We provide a full operation manual, video tutorials, and optional on‑site training. The PLC system is designed with simple auto mode: just press “start” and “stop”. Most local operators learn within 2 hours.

Q7: What about spare parts and membrane replacement later?
A: We supply original spare parts and membranes directly – factory prices. For membrane replacement, you can also buy locally from DuPont or Toray distributors. We can provide a list of compatible part numbers to make local sourcing easy.

Q8: How do I know if containerized desalination is right for my project?
A: If you have seawater or brackish water access, need 3–500 tons of fresh water per day, want fast deployment, and want to avoid expensive civil construction – then containerized is ideal. Send us your water source TDS, required output, and site photos. We will give you a free feasibility check within 48 hours.

Ready to Get Fresh Water from the Sea?

Tell us your capacity (3 – 500 m³/day) and project location.
Our engineer team will prepare a custom layout, technical datasheet, and factory‑direct quotation within 2 business days.

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