Electrodialysis Desalination | 60V 800A Programmable High-Frequency IGBT Rectifier by GAOHUI

IGBT power supply systems are the unsung heroes of industrial water treatment. When you need to drive ion-exchange membrane processes with surgical precision and unwavering reliability, standard switching units fail. This GAOHUI unit is engineered specifically for the brutal demands of continuous electrodialysis desalination (ED), providing a stable, ripple-free DC output that maximizes membrane life and energy efficiency. As a professional industrial high frequency rectifier factory, we have bypassed the limitations of common 60V power supplies by building a unit that handles a sustained 800A load without performance decay. The architecture is based on soft-switching IGBT technology, delivering over 92% efficiency even at half load, which directly lowers your operational expenditure on brackish water purification.
Part 1: Key Features & Engineering Highlights
This rectifier is not a generic 60v power supply. It is a heavy-duty, fully sealed system optimized for conductive liquid environments. The core advantage is the arbitrary waveform generator with auto-trigger and programmable voltage/current (V/I) slew-rate control. This allows you to create complex current profiles that prevent scaling on ion-exchange membranes and optimize desalination cycles in real time. The unlimited constant-power limit control ensures safe operation across the entire voltage range, protecting your stack from thermal runaway. Ask any IGBT rectifier manufacturer about thermal management; this unit uses a forced-air finned heat sink with redundant fans and thermal sensors to maintain inner temperatures below 45°C during full load. The internal resistance measurement function provides live diagnostics of the ED stack, alerting you to fouling or degradation before it affects production.
Part 2: Technical Specifications

Part 3: Advanced Built-in Protection Systems
Safety is the bedrock of industrial water treatment. This rectifier integrates a multi-layer protection network that prevents damage to both the power supply and your expensive ED membranes. The short-circuit protection is instantaneous, reacting in under 1 millisecond. Over-voltage and under-voltage limits are user-settable to match the specific voltage tolerance of your stack. The system also monitors for phase loss and input power surge conditions. An internal ground fault detection circuit continuously monitors for leakage current, a critical safety feature for electrodialysis where conductive brine solutions create a high risk of electrolytic corrosion and electrolysis.
Part 4: Target Industrial Applications
This device is purpose-built for water and wastewater treatment facilities. Primary applications include brackish water desalination, industrial brine concentration, and process water purification. It excels in edible salt production from brine, heavy metal recovery from mine drainage, and organic acid separation via electrodialysis. The unit can also be integrated into cooling tower blowdown recovery systems to reduce freshwater intake. For clients seeking a custom current voltage rectifier, this chassis serves as the ideal base platform.
Part 5: Customization and Tailored Engineering Services
We understand that off-the-shelf equipment rarely fits a complex treatment plant perfectly. GAOHUI offers full customization from 1V to 1000V and 1A to 100,000A. Input is single or three-phase AC, output is pure DC. We integrate advanced modules based on your process control requirements. These include a Process Timer for programmed start-stop cycles, Multi-Stage Profile Control for stepped voltage or current ramping, an Ampere-Minute Integrator for batch dosing accuracy, and Automatic Reverse Polarity (ARP) systems to prevent membrane scaling. The standard communication interface includes RS485 Modbus RTU and Ethernet. For analog integration, we provide isolated 4-20mA signals for monitoring voltage and current. Advanced users can request the Pulse Function option, which allows for adjustable pulse frequency from 1Hz to 3000Hz with programmable duty cycle, dramatically improving mass transfer in specific desalination scenarios. The soft-start feature prevents inrush current when powering up connected pumps and valves. For pricing inquiries on this heavy-duty DC power supply price or custom configuration, contact our engineering team with your specific voltage, current, and interface requirements.