
High-Performance EDR Membrane Stack for Industrial Desalination
In modern electrodialysis reversal (EDR) systems, the membrane stack is more than just a component—it is the core of system performance.
The LANRAN DR Membrane Stack (Model 416-250) is engineered for stable operation, efficient ion transfer, and long-term durability, making it an ideal solution for industrial desalination and brine concentration applications.
Key Features of the DR Membrane Stack (416-250)
High Efficiency Design: Equipped with 250 membrane pairs to maximize throughput and operational efficiency
Compact & Robust Structure: Dimensions of 730 × 2040 × 1100 mm ensure easy integration into industrial systems
Stable Voltage Operation: Reliable performance at 120–250 V for consistent output
Optimized Flow Capacity: Designed to handle flow rates up to 12 m³/h
Reinforced Structure: Anti-deformation design with strengthened guide rods for long-term mechanical stability
Corrosion-Resistant Electrodes: Ensures extended service life in harsh industrial environments
Built for Reliability and Long-Term Operation
Each membrane stack is manufactured with precision and durability in mind:
High-performance ion exchange membranes for efficient separation
Engineered spacers to ensure uniform flow distribution
Heavy-duty structural components designed to withstand continuous operation
This combination of advanced materials and engineering ensures minimal downtime and consistent performance over time.
Benefits for Industrial Water Treatment Operators
Choosing the LANRAN DR Membrane Stack offers several operational advantages:
Reduced Operating Costs: Optimized energy consumption and efficiency
Stable Long-Term Performance: Reliable output even under demanding conditions
Simplified Maintenance: Easier membrane replacement and system servicing
Applications of the EDR Membrane Stack
The Model 416-250 membrane stack is widely used in:
Industrial desalination systems
Brine concentration and management
Wastewater treatment and reuse
Chemical processing industries
Why Choose LANRAN EDR Membrane Stacks?
With growing demand for efficient water treatment technologies, LANRAN provides dependable EDR membrane solutions designed to enhance both performance and lifecycle value. The DR Membrane Stack (416-250) delivers a balance of efficiency, durability, and cost-effectiveness—making it a smart investment for industrial users.


