VENSYS Elektrotechnik GmbH, a company with more than 15 years of experience in switchgear construction, offers customized solutions for the fields of energy management, drive technology and automation. With our qualified employees in the areas of planning and design, programming and visualization, production and testing of switchgear (switch cabinet construction), we provide our customers with complete solutions for control technology - as well as commissioning and service.

Our experience in small and large series is focused on the production of full inverters up to 6 MW, blade pitch control for wind turbines, inverters for solar plants and energy storage. In these projects, VENSYS Elektrotechnik create and adapt different customer-specific solutions and in many cases implementes the further development and qualification of series products for worldwide use.

Our medium-sized company with 2,500 m² production area in Diepholz has assembly and warehousing, test field, test device and climate chambers - as well as machine manufacturing and printing of cables.

Engineering & Project Management

Engineering & Project Management
Our Engineering & Project Management department brings together experts in hardware, software, mechanical design, and systems engineering under one roof. Through this interdisciplinary collaboration, we can offer customized solutions for complex technical challenges. Our team utilizes the latest tools and technologies to develop innovative and efficient designs. From the initial concept to final implementation, we stand by our clients as a reliable partner.

High-Voltage Testing Facility

A special highlight of our services is our state-of-the-art high-voltage testing facility. Here, we conduct extensive tests and examinations under realistic conditions. This ensures the highest quality and safety of our products and solutions. Our testing procedures are certified and comply with international standards, so you can rely on the reliability of our results.


VENSYS Elektrotechnik is your reliable partner for all service needs. In addition to technological innovation and top quality, comprehensive service is another cornerstone of VENSYS Elektrotechnik GmbH.
Our highly qualified engineers and technicians support you from the initial consultation, ensure the smooth setup of your facility, and maintain high performance and productivity throughout the entire lifecycle of your systems.
VENSYS Service ensures low operating costs through quick and reliable repair services and smooth-running maintenance management.
Our services are offered based on individual maintenance concepts tailored to the location and operator.


  • Switch cabinet construction
  • Component assembly
  • Control cabinets
  • Power cabinets
  • Fully automatic cable printing
  • Copper processing
  • Electronics production including layout development
  • serial and one-off production
  • UL components
  • Production of transformer stations



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