40kW Transformer


Total output power 40kW
Topology Full Bridge ZVT
PSU output DC voltage and current 125V @ 312A max
Primary Inductance 0.86mH ±25%
Primary Voltage 500V – 700V
Primary winding current 105A rms
Secondary winding current 300A rms
Switching frequency 100kHz
Minimum bus voltage 700V
Maximum bus voltage 750V
Turns Ratio, Primary to Secondary 10:3+3
Core Losses 80W
Winding Losses 116W
Maximum Efficiency 99.5%
Cooling Heatsink @ 70°C
Ambient temperature -40°C +70°C
Insulation test voltage
Primary to secondary 2500V rms
Primary to core 2500V rms
Secondary to core 2500V rms
Standard 1 EN60950
Standard 2 IEC62368


Introducing our 40kW power supply unit, a high-performance solution designed to meet diverse power demands. Utilizing a Full Bridge ZVT topology, it ensures efficient and reliable power delivery.

This unit provides precise power control with a PSU output of 125V at a maximum current of 312A, making it suitable for various applications. Its primary voltage range of 500V to 700V and primary inductance of 0.86mH ±25% offer flexibility and stability.

With a remarkable maximum efficiency of 99.5%, it minimizes energy losses, enhancing overall performance. The cooling system, featuring a heatsink operating at 70°C, effectively manages thermal conditions.

Operate confidently in a wide temperature range from -40°C to +70°C. Safety is paramount, with insulation test voltages exceeding industry standards, including 2500V rms between primary and secondary components.

Compliant with EN60950 and IEC62368 standards, it meets rigorous safety and performance criteria.

In summary, our 40kW power supply unit delivers precision and efficiency for a wide range of applications. Rely on its versatility and dependable performance to meet your power supply needs while adhering to the highest safety and efficiency standards.