Stainless steel 2000L/h RO membrane filtration reverse osmosis water treatment system with PLC control

Product Summary
Stainless steel 40ft containerized mobile 2000L/h RO membrane filtration system with PLC. Features 4 tons/hour capacity, 45% water recovery, handles TDS up to 400 mg/L, COD up to 500 mg/L, and pH 13. Uses STRO, DTRO, NF, UF membrane processes for hospital wastewater, ZLD pretreatment, and high-salinity industrial recycling.
Basic Properties
Place of Origin: China
Brand Name: stjept
Trading Properties
Minimum Order Quantity: 1
Price: 1000000$
Payment Terms: T/T
Product Description
Stainless Steel 40ft Containerized Mobile 2000L/h RO Membrane Filtration Reverse Osmosis Softening System
Complete water treatment system purification solution with PLC control for industrial applications.
System Specifications
Treatment Capacity 4 tons per hour
Water Recovery Rate 45%
COD Levels Up to 500 mg/L
TDS Concentrations Up to 400 mg/L
pH Level 13 (strong alkalinity)
Technology Advantages

Tongjie Environmental's STRO membrane technology features a patented open-channel, low-fouling flow path design that minimizes membrane blockage and enables stable, long-term operation even under extreme water quality fluctuations.

Ideal Applications
  • Hospital wastewater reuse
  • Zero-liquid-discharge (ZLD) pretreatment
  • High-salinity industrial water recycling applications
Customer Testimonial
"We are proud to support WuXi AppTec's sustainability goals with a robust, energy-efficient treatment system that reduces liquid waste volume while maximizing water recovery. This project not only validates our STRO technology in a rigorous regulatory environment like Singapore but also strengthens our presence in the fast-growing Southeast Asian water treatment market."
Company Expertise

With over a decade of R&D and engineering experience, Tongjie Environmental specializes in:

  • STRO/DTRO membrane systems
  • Landfill leachate treatment
  • Industrial zero-discharge solutions

The company has delivered hundreds of projects across China and export markets, including Southeast Asia, the Middle East, and South America.

Industrial water treatment system components showing membrane modules and piping
Industrial water treatment system components
STRO Hospital Medical Water Treatment System installation with control panel and membrane units
STRO Hospital Medical Water Treatment System installation
About Tongjie Environmental

Shanghai Tongjie Environmental Technology Co., Ltd. is a high-tech enterprise focused on the R&D, design, manufacturing, and after-sales support of advanced membrane separation systems. The company's core technologies include STRO, DTRO, NF, and UF membrane processes, serving industries such as medical, chemicals, landfill leachate, and power generation.

Product Details
Treatment Capacity: 4 Tons Per Hour
Water Recovery Rate: 45%
COD Levels: Up To 500 Mg/L
Membrane Processes: STRO, DTRO, NF, UF
PH Level: 13
TDS Concentrations: Up To 400 Mg/L

Mr. cui

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