Veolia EDI MK-3 Reliable Ultrapure Water Solution for Semiconductor and Solar PV Sectors

The Veolia EDI MK-3 is a high-performance electrodeionization (EDI) stack, a key part of Veolia’s E-Cell portfolio, engineered to meet the strict ultrapure water demands of industries like semiconductor fabrication, flat panel display (FPD) production, and solar photovoltaic (PV) panel rinsing. It works seamlessly with other Veolia EDI models (MK-9, MK-5, MK-3PharmHT, MK-3MiniHT) to cover diverse industrial needs, delivering consistent purity and efficiency.
The Veolia EDI MK-3 uses electrical current to separate cations and anions, effectively removing residual salts, carbon dioxide, silica, ammonia, and boron from water—no acids or caustics for resin regeneration. Its counter-current operation minimizes cleaning needs even with higher feed water hardness, while a leak-free design is backed by a 3-year prorated warranty. The simplified structure eliminates brine injection and concentrate recirculation, cutting operational costs. Manufactured to strict quality standards, it ensures reliable performance for critical applications.
Parameter | Details |
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Flow Rate Range | 2.3–6.4 m³/h (10–28 gpm) |
Recovery Rate | Up to 97% |
Operating Voltage | 0–400 VDC |
Inlet Pressure | ≤6.9 bar (100 psi) |
Pressure Drop | 1.4–2.8 bar (20–40 psi) |
Max Inlet Temperature | 40°C (104°F) |
Total Exchangeable Anions | ≤65 ppm |
Shipping Weight | 165 kg (364 lbs) |
Target Applications | Ultrapure water, boiler feed water |
Beyond semiconductors, FPDs, and solar PV, the Veolia EDI MK-3 supplies demineralized boiler feed water for power plants and heavy industry. For precise performance projections, Veolia’s Winflows software or sales team offers tailored guarantees, making it a trusted choice for industries requiring consistent, high-purity water solutions.

