+25 years in power electronics & renewable energy



We have the solution for your project. We give your phase the right turn.


Original Equipment Manufactured

We can offer our extensive experience as OEM manufacturer for top brands. Share with us your needs in order to provide our best solution.

Testing & Certificate

Meet the required standards for your product

Our experience in power electronics and our advanced testing facilities located in the north of Germany allow us to offer the services you need to validate your equipment.

WSTECH Consulting

Custom power electronics designs and services on an as needed basis

WSTECH’s group qualified engineers are capable of provide engineering assistance services covering the design, component sourcing, and generic electrical and optical testing.

Quality control

Reduce your risk and ensure high quality products and services

With WSTECH’s power electronics experts in R&D and field application, the group is capable of offering a wide range of quality control services in every aspect of power electronics.

WSTECH Academy

Best practices and more

Achieve more through greater know-how with WSTECH’s Academy which provides expertise and advanced training tailored to participants on WSTECH’s group products, latest trends, photovoltaics and new developments.

Research & Development

Disruptive technology of tomorrow for today’s needs

Since our initial steps we have been committed to a major and constant investment in R&D to ensure that we continue to meet the permanent and steady new challenges that our clients demand considering the quality and availability, safety and reliability for power electronics equipment.

Operation & Maintenance

Obtain the best from your solar assets, maximize energy output with a competitive cost

Let us look after your PV plant with our O&M services for up to 25 years. WSTECH and its subsidiaries are capable of providing complete solar O&M services to maximize the performance ratio of our clients’ PV installations across the globe.

Partner Program

Teamwork for mutual success, a Win - Win strategy

Teamwork for mutual success; a Win - Win strategy. WTECH’s partners benefit from the group’s proven experience, capabilities, and industry expertise so they could improve their operations and grow their business in a competitive marketplace.

Green Foundation

Social and environmental commitments

WSTECH non profit Green Foundation. We do Sponsorship and donations related to renewable energy in order to have a better world.