IDP-300 Precision Inverter Welding Power Supply
IDP-300 is an advanced high-precision welding power supply designed for demanding industrial welding applications that require exceptional consistency, stability, and intelligent process control. Engineered with cutting-edge inverter technology and innovative servo motor pressure control, the IDP-300 delivers superior welding performance for industries such as automotive manufacturing, battery production, electronic components, metal fabrication, motor manufacturing, and precision hardware processing.
One of the core advantages of the IDP-300 is its 6 intelligent control modes, allowing users to optimize welding parameters for different materials, thicknesses, and production requirements. The system supports constant current control, constant voltage control, constant power control, constant pulse width control, peak current control, and mixed control modes. This flexible configuration ensures excellent welding quality across a wide range of resistance welding applications, including spot welding, projection welding, seam welding, and precision micro welding.
The IDP-300 features 5 selectable operating frequencies, including 1KHz, 2KHz, 3KHz, 4KHz, and 5KHz, enabling users to achieve highly stable current output and fast dynamic response during the welding process. High-frequency inverter technology significantly improves welding efficiency, reduces spatter, minimizes thermal deformation, and ensures stronger and cleaner weld joints. This makes the system especially suitable for welding stainless steel, copper, aluminum, nickel sheets, battery tabs, galvanized materials, and other precision metal components.
A major innovation of the IDP-300 is the industry’s first servo motor control function for welding pressure management. Unlike traditional pneumatic cylinder systems, the servo-driven welding head provides precise multi-stage pressure adjustment and programmable motion control throughout the entire welding cycle. The welding pressure can be accurately controlled and adjusted according to different welding stages, greatly improving weld consistency and reducing defects caused by unstable mechanical movement. The adjustable weld head reset distance also helps eliminate the instantaneous impact force commonly generated by conventional cylinder-driven welding systems. As a result, the IDP-300 achieves smoother electrode movement, reduced mechanical vibration, and enhanced electrode lifespan.
The intelligent monitoring system integrated into the IDP-300 further enhances production quality control. The built-in oscilloscope and waveform monitoring function can display real-time welding current, voltage, resistance, power, pressure, and displacement waveforms directly on the high-definition touch screen interface. Operators can easily monitor welding performance, analyze process stability, and optimize welding parameters for maximum efficiency. The system also supports pressure monitoring, displacement monitoring, pressure trigger functions, and abnormal fusion depth interruption protection, ensuring reliable welding quality for high-precision industrial applications.
To support modern smart manufacturing environments, the IDP-300 includes powerful data storage and traceability capabilities. The built-in database can store millions of welding records, including current, voltage, power, resistance, pressure, and displacement data. Welding reports can also be exported through USB for quality analysis, production tracking, and process optimization. This intelligent data management system makes the IDP-300 highly suitable for automated production lines and Industry 4.0 manufacturing systems.

1. Support multi-stage welding combination cycle pulse discharge.
2. Exquisite man-machine touch interface, comes with oscilloscope and monitor function, can display current, voltage, power, resistance and other 8 real waveforms and corresponding welding data.
3. Support pressure displacement, built-in pressure monitoring, pressure trigger, displacement monitoring, displacement depth of fusion interrupt function.
4. Built-in database function, can store about 5 million welding joints of current, voltage, power, resistance, pressure, displacement and other values, and support U disk export.
5. Monitor the average RMS value and instantaneous value of current, voltage and power to control the welding quality.

| Model | IDP-300 |
| Output Voltage | 3 phase 380V |
| Rated Power | 90KVA |
| Maximum Output Current | 1500A |
| Inverter Frequency | 1KHZ - 5KHZ |
| Duty Cycle | 7% |
| Control Mode | Constant Pulse Width/Constant Peak Primary/Constant Secondary
Current/Constant Secondary Voltage/Constant Power/Hybrid Control |
| Cooling Mode | Water Cooling |
| Communication Mode | RS-232/RS-485/Ethernet, etc. |
| No-load Voltage | 9.8V |
| Features | Transformer and controller separated |
| Welding Time Setting | Pre-pressure Time | 0-9999ms |
| Pressurization Time | 0-9999ms |
| Slow Rise 1 Time | 0-9999cyc |
| Welding 1 Time | 0-9999cyc |
| Slow Down 1 Time | 0-9999cyc |
| Cooldown | 0-9999cyc |
| Slow Rise 2 Time | 0-9999cyc |
| Welding 2 Time | 0-9999cyc |
| Slow Down 2 Time | 0-9999cyc |
| Slow Rise 3 Time | 0-9999cyc |
| Welding 3 Time | 0-9999cyc |
| Slow Down 3 Time | 0-9999cyc |
| Holding Time | 0-9999ms |
| Rest Period | 0-9999ms |
| Finish Time | 0-9999ms |
| Number Of Cycles | 0-9 |
| Setting Range For Secondary Current | 0.40~20.00kA |
| Power Setting Range | 0.2-60KW |
