High performance linear and switching technologies

Our range of equipment and our expertise in energy conversion and power electronics allow us to meet all industrial applications in R & D, production and embedded in particular thanks to our specific developments and our various lines of referenced products:

  • Programmable power supplies
  • Current sources
  • Voltage generators
  • Amplifiers
  • Electronic loads
  • Automatic test benches
  • Spike generators
  • Power analyzers
  • Current sensors
  • Inverters
  • Converters

Accurate power generation

We have developed highly specialized skills related to specific developments for testing relays, circuit breakers, powers, energy meters, electrical networks simulation and and power components (SiC and GaN): 

  • 50Hz/60Hz single and three-phase network generation
  • Superposed harmonics generation (up to 500)
  • Generation of superposed continuous components
  • Power analyzers
  • Current or voltage 6 pulse power generation
  • Micro-interruptions generation
  • Smart Grid simulation
  • HIL and real-time test benches for 50Hz, 60Hz an 400Hz networks


Test benches and turnkey solutions


  • Tests of electric mains protections, in voltage and current (EDF network simulation)
  • EDF electric breakers testing
  • Breakers testing
  • Power supplies testing
  • Power converters testing
  • Transformers testing
  • Ballast lamps testing
  • Relays testing
  • Embedded electric network modelling
  • Energy management
  • Embedded batteries management
  • SNCF control tools simulation...

Standards testing

Our test benches meet with all requirements related to industrial standards such as:

  • IEC 61000-4-11
  • IEC 61000-4-13
  • IEC 61000-4-14
  • IEC 61000-4-28
  • Electromagnetic compatibility
  • D0/D1

Electrotechnics and energy conversion

Puissance Plus has trained a team of experts in electrotechnics in order to study, design and manufacture in France:

  • Variable autotransformers
  • Motorized autotransformers
  • Rectifiers : 
    • three-phases
    • 6 pulse
    • 12 pulse
  • Choppers
  • Variators
  • Other power equipment