High Precision DC Power Supplies ... and more. Heinzinger® power units have been employed quite successfully for many years in industry, research and development for a broad range of applications. You will find in our production range precision power units for high-voltage up to 300,000 Volt and more as well as high-current power units for currents up to 10,000 Ampere in the low-voltage range. Whether high voltage, high current or high output; Heinzinger® power units are renowned  world-wide for their precision and reliability. A comprehensive package of options makes it possible to adapt the power units optimally to the most diverse applications. Beyond that we also offer customised solutions and OEM products.

High voltage

Precision power units for voltages up to 300,000 Volt, universally applicable.


Low voltage

Precision power units for voltages up to 600 Volt at 10,000 A currents.


High Power

Power Supplies for very high outputs of up to
150 000 W at high precision.


Highest precision

Power units of highest precision to less than 0.001% (<10 ppm), the hp series.


HV cassettes and modules

High-voltage units of lesser output as 19" cassette or module.


Capacitor charging unit

HV power units adjusted for application as capacitor charging unit.


Magnet Power Supplies

Precision Power Supplies optimised for use as power supplies for magnets


Energy Recovery

Power Supplies with Energy Recovery back to the AC mains, e.g. for test bench application


Systems / OEM solutions

Customised solutions and complete power unit systems.



High-voltage cables and connectors, digital interfaces and options.


Heinzinger News

Automotive Test Systems

High Dynamic Test Bench Energy Systems. more

Evo - The Evolution in High Voltage



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