DN750 Industrial EDI Module for High Purity Water Treatment | COVNA STARK
The DN750 Industrial EDI Module is designed for continuous high-purity water production without chemical regeneration. It offers stable performance, low operating costs, and high recovery rates, making it ideal for power plants, electronics manufacturing, semiconductor production, and industrial water treatment systems.
Product Description
DN750 Industrial EDI Module for High Purity Water Treatment
The DN750 Industrial EDI Module utilizes advanced electrodeionization technology to continuously remove dissolved ions from RO permeate water and produce high-purity water without the need for chemical regeneration.
Compared with traditional mixed-bed resin systems, the DN750 EDI module provides a more environmentally friendly and cost-effective solution while delivering consistently high water quality. The module features a durable industrial design, double O-ring sealing technology, and excellent operational stability.
With a nominal flow capacity of 7.5 m³/h and water recovery rates of up to 95%, the DN750 module is widely used in power generation, semiconductor manufacturing, electronics production, pharmaceutical facilities, and other high-purity water applications.
Product Parameter
| Item | Specification |
|---|---|
| Model | DN750 |
| Nominal Flow | 7.5 m³/h |
| Flow Range | 3.5–11.5 m³/h |
| DC Voltage | 0–500 V |
| DC Current | 0–6 A |
| Recovery Rate | 90–95% |
| Product Resistivity | >17 MΩ·cm |
| Silica Removal | 90–99% |
| Weight | 200 kg |
Applicable Industry
- Power Plants
- Chemical Industry
- Solar Industry
- Semiconductor Manufacturing
- Industrial Pure Water Systems
Advantage One
✔ Large flow capacity up to 7.5 m³/h
✔ Continuous operation without regeneration
✔ No acid or caustic chemicals required
✔ Double O-ring sealing design
✔ Low operating cost
✔ Stable high-purity water quality
✔ Suitable for power plants and industrial projects
Advantage TWO
- Continuous operation without downtime
- No acid or caustic chemical regeneration
- High resistivity water production
- Reduced operating and maintenance costs
- Stable water quality performance
- Easy integration with RO systems
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FAQ
Q1: How long does the reverse osmosis system last?
The lifespan of a reverse osmosis system depends on water quality and maintenance. Typically, the membrane lasts 2–3 years, while the system itself can last over 10 years with proper care.
Q2: Can the system be customized based on different water conditions?
Yes, all our systems are fully customizable. We analyze your water report and application needs before providing tailored solutions.
Q3: What standards does STARK equipment comply with?
Our products comply with CE, ISO 9001, and can be designed to meet specific regional regulations or industry standards upon request.
Q4: What is the delivery time for STARK RO systems?
Standard systems are shipped within 7–15 days. For customized orders, lead time may extend to 20–25 days depending on complexity.
Q5: Do you provide technical support or installation guidance?
Yes. We provide full technical documentation, remote guidance via video, and can dispatch engineers internationally upon request.
Q6: What is included in your quotation?
Our quotation includes the full RO system, control panel, pumps, pre-treatment units, and all necessary fittings. Installation tools and spare parts can be included upon request.

