Output: 0-750V DC / 0-5A Adjustable
Power: 3.75kW Maximum
Technology: Single-Pulse Micro-Arc Oxidation (PEO)
Best For: Ceramic Coating Research, Lightweight Alloy Treatment, Aerospace & Medical Materials
The 5A 750V PEO power supply generates specialized high-voltage pulses for Plasma Electrolytic Oxidation (PEO) research. Specifically, this micro-arc oxidation system applies controlled single pulses to create dense ceramic coatings. Consequently, it enables advanced surface engineering studies on aluminum, magnesium, and titanium alloys. Furthermore, this power supply delivers consistent, repeatable results for laboratory applications.
| Parameter | Specification |
|---|---|
| Input Power | 3-Phase 380VAC, 50/60Hz |
| DC Output | 0-750V / 0-5A Adjustable |
| Pulse Mode | High-Voltage Single Pulse |
| Pulse Frequency | 10 Hz - 1000 Hz |
| Duty Cycle | 5% - 50% (PEO Optimized) |
| Peak Current | Up to 10A (Pulse) |
| Control Interface | Touchscreen HMI with Recipe Management |
| Process Monitoring | Real-time Voltage, Current, Power Display |
| Cooling | Air |
| Protections | Arc Fault Detection, OVP, OCP, OTP, Insulation Monitoring |
| Single Pulse | ||||||
| No. | Model | Forward Current (A) | Forward Voltage (V) | Input Voltage (V) | Cooling Method | W×L×H (mm) |
| 1 | 5A750V | 5 | 750 | 220 | Air-cooled | 290×520×190 |
| 2 | 10A750V | 10 | 750 | 380 | Air-cooled | 510×560×230 |
| 3 | 20A750V | 20 | 750 | 380 | Air-cooled | 560×760×320 |
| 4 | 30A750V | 30 | 750 | 380 | Air-cooled | 560×760×320 |
| 5 | 50A750V | 50 | 750 | 380 | Air-cooled | 520×580×930 |
| 6 | 100A750V | 100 | 750 | 380 | Air-cooled | 580×650×1650 |
| 7 | 200A750V | 200 | 750 | 380 | Water-cooled | 850×1130×1630 |
| 8 | 300A750V | 300 | 750 | 380 | Water-cooled | 800×1270×1700 |
| 9 | 500A750V | 500 | 750 | 380 | Water-cooled | 800×1270×1900 |
| Dual Pulse | ||||||||
| No. | Model | Forward Current (A) | Forward Voltage (V) | Reverse Current (A) | Reverse Voltage (V) | Input Voltage (V) | Cooling Method | Dimensions (mm) |
| 1 | 10A750V | 10 | 750 | 3 | 300 | 380 | Air-cooled | 510×560×230 |
| 2 | 30A750V | 30 | 750 | 10 | 300 | 380 | Air-cooled | 560×760×320 |
| 3 | 50A750V | 50 | 750 | 15 | 300 | 380 | Air-cooled | 520×580×930 |
| 4 | 100A750V | 100 | 750 | 30 | 300 | 380 | Air-cooled | 580×650×1650 |
| 5 | 200A750V | 200 | 750 | 50 | 300 | 380 | Water-cooled | 850×1130×1630 |
| 6 | 300A750V | 300 | 750 | 100 | 300 | 380 | Water-cooled | 800×1270×1700 |
| 7 | 500A750V | 500 | 750 | 150 | 300 | 380 | Water-cooled | 800×1270×1900 |
Power（KW） = Output Voltage（V） × Output Current（A）
The product comes with a one-year warranty and boasts a service life of over 10 years. It supports both Constant Current and Constant Voltage modes, and it also includes a programmable ramp-up function for current or voltage settings. For time-sensitive applications, you can use the timed operation mode. Moreover, the multi-segment function allows you to vary constant current or voltage levels over time. The device further offers an RS485 communication interface, automatic polarity reversal, and a minute-level timing function. If you need customization, please contact us for further details.
Over all, GAOHUI provides complete single-pulse and dual-pulse models with air-cooled and water-cooled options. Accordingly, these units fit different production scales and process requirements.
Shows the peak voltage of the current pulse, a key parameter affecting coating strength.
Displays the average current over the working cycle to monitor reaction stability.
Set total time: Total process duration.
Total running time: Elapsed working time.
Cumulative ampere-minutes: Total current-time value for coating thickness control.
Multi-station ID for managing different workpiece processes.
Indicates disconnection from remote/host system, local control mode.
Constant current mode, the most common for micro-arc oxidation.
Press to immediately terminate the oxidation process.
Process stage: Current running step in multi-step program.
Ramp-up time: Time for voltage/current to rise to set value, avoiding impact.
Peak voltage limit: Maximum pulse voltage to prevent breakdown.
Frequency (Hz): Pulse working frequency, affects coating density.
Current stage: Current process segment number.
Hold time: Duration of current segment.
Average current setting: Target average current value.
Pulse "on" time percentage in one cycle, affects heat input and coating structure.
Button to start or stop the process.
Toggle between CV and CC control modes.
Pause or resume the ongoing process.
Access multi-step program editor for complex recipes.
Choose between single segment or multi-segment process.
Shows currently loaded/running process recipe.
Opens system configuration menu.
Manufacturer/support contact information.
View historical voltage/current trend graphs.
Visualizes real-time/historical voltage/current curve.
Displays the peak current value of the pulse.
Displays the average voltage over the working cycle.
Shows system date and time.
Shows the peak value of the positive pulse voltage.
Displays the average current of the positive pulse over the working cycle.
Shows the average voltage of the positive pulse over the working cycle.
Displays the peak value of the positive pulse current.
Shows the current running process number.
Sets the time for voltage/current to rise slowly from zero to the set value.
Shows the current running segment number in multi-stage processes.
Sets the duration for the current process segment.
Manufacturer/support contact information.
Shows the average voltage of the negative pulse over the working cycle.
Displays the peak value of the negative pulse current.
Shows the peak value of the negative pulse voltage.
Displays the average current of the negative pulse over the working cycle.
Sets the maximum allowed positive pulse voltage to prevent workpiece breakdown.
Sets the target average current value for the positive pulse.
Set total time: Total process duration.
Total running time: Elapsed working time.
Cumulative ampere-minutes: Total current-time value for coating thickness control.
Opens the system configuration menu.
Accesses the multi-step program editor to create complex recipes.
Selects between running a single segment or a multi-segment process.
Displays the currently loaded or running process recipe.
Temporarily pauses or resumes the ongoing process.
Toggles between constant voltage and constant current control modes.
Multi-station ID for managing different workpiece processes.
Indicates disconnection from the remote/host system, local control mode.
Current operating mode: constant current control.
Press to immediately terminate the oxidation process.
Positive: Pulse frequency, duty cycle, number of pulses.
Negative: Pulse frequency, duty cycle, number of pulses.
Main button to start or stop the entire process.
This single-pulse PEO power supply is pivotal for developing next-generation surface technologies. These applications include, for example:
In Aerospace Materials Research, it creates wear and corrosion-resistant ceramic coatings on lightweight aluminum and magnesium alloys. Specifically, the single-pulse mode is particularly effective for building thick, thermal barrier layers. Therefore, this power supply supports advanced aerospace component development.
For Biomedical Implant Studies, researchers use it to form bioactive ceramic surfaces on titanium. Specifically, controlled pulses enhance the coating's biocompatibility. Additionally, they improve osseointegration properties. Thus, this power supply enables critical medical surface engineering.
In Automotive & Electronics Applications, the PEO power supply develops coatings for thermal management and electrical insulation. Furthermore, the process improves the durability and performance of lightweight components. Consequently, it supports innovation in electric vehicle and electronics manufacturing.
For Fundamental PEO Research, scientists utilize this PEO power supply to study plasma discharge mechanisms. Additionally, they investigate coating formation kinetics. Therefore, it serves as an essential tool for advancing the science of micro-arc oxidation.
Ultimately, this power supply is more than a power source—it's a precision tool for surface innovation. Specifically, it enables the exploration of advanced ceramic coatings. Furthermore, it enhances material performance across critical industries.
High-Voltage Performance: Firstly, the unit delivers 750V pulses essential for stable plasma discharge. Therefore, this PEO power supply enables dense, adherent ceramic coatings. Additionally, it supports a wide range of alloy substrates.
Precision Pulse Control: Secondly, adjustable frequency and duty cycle allow fine-tuned process optimization. Specifically, researchers can tailor coating properties for specific applications. Thus, this PEO power supply delivers exceptional versatility.
Comprehensive Protection: Moreover, intelligent arc detection prevents coating defects. Additionally, multiple safety features protect both equipment and users. Therefore, this power supply ensures safe laboratory operation.
Research-Ready Design: Finally, the touchscreen HMI with recipe management simplifies operation. Furthermore, real-time monitoring supports thorough data collection. Thus, this power supply is ideal for academic and industrial research environments.
A: Products with the same nominal specifications often serve different industries, and they may carry different detailed parameter requirements. These differences directly affect production costs and technical solutions, so final prices will vary accordingly. For this reason, we recommend you contact us directly to receive a precise and tailored quotation.
A: We assign specialized consultants to support each industry sector. If you need further information, simply reach out to us. After we confirm your request, we will immediately send you the full technical datasheets and product images you need.
A: We focus on custom non-standard industrial power supplies, so we can fully adjust output current and voltage to match your exact needs. The products shown on our website only represent part of our actual range, as we do not list every model online. If you cannot find your desired specifications, please contact us directly. We will work with you to confirm your exact requirements, or we can guide you to select the most suitable parameters based on your industry standards. We will provide complete technical specifications and dimension drawings so you can fully understand the product.
