We are Caldic Techniek

For more than 90 years, Caldic Techniek has been an important link in the generator, machine and equipment building market. As a proud partner of leading brands such as STAMFORD, AvK, DEIF, Rexnord, Megadyne and Neugart, we help machine and equipment builders design and build the vital components of society. For example, our Energy Technology department supplies components used in power generation and distribution for shipping, data centers and hospitals, among others. Our drive technology department supplies components needed to build and operate production lines and logistics systems. We also have our own generator workshop and CNC pulley production to realize the best possible solution for our customers with modifications and custom products.

What we do

More than just a distributor of technical parts, we bring supply and demand in the generator, machine and equipment construction industry closer together. With our broad product knowledge and extensive experience in the application of our equipment and parts, we advise customers on the best technical solutions and actively work together with manufacturers to keep the supply evolving with changes in the market.

On the one hand, this means that we are a dedicated and committed supplier of A-brand machines, devices and components for generator construction, electronic systems and drive technology. But in addition, we also take a more active role by adapting and custom manufacturing products in our workshop to meet specific customer requirements.

  • Maintenance and repairs on generators
  • Tailor-made timing belt pulleys from in-house production
  • Spray cabin for generators
  • Many products available from stock
Services highlighted

Experts who share their thoughts with you

We have specialized, technical knowledge of the products we sell. Using our years of experience in machine and equipment construction, we advise customers on the best technical solutions for their applications. In addition, we actively cooperate with manufacturers to keep our offering moving with changes in the market and in the world.

  • Short communication lines with manufacturers
  • Advice based on years of experience and in-depth knowledge
  • Engineering support in developing special applications
  • Product training for our customers

Our values

Interested and committed

Without exception, Caldic Techniek’s team consists of people who have an interest in the markets in which the company operates and who feel committed to their customers. Partly because of this, our specialists have in-depth knowledge of their respective markets and the developments taking place in those markets. This not only enables us to supply the right devices and components for building machines and systems, but also makes us the perfect sparring partner for designing solutions.

Knowledge-driven and solution-oriented

At Caldic Techniek, we value being more than a supplier of equipment and parts. What makes us truly unique are the knowledge and capabilities we possess with our skilled employees and our workshops. As such, we believe it is important to be knowledge-driven and solution-oriented every day so that we can help our customers find the best possible solution, regardless of the issue they present to us.


Originating in 1933 under the name Van Gelder Compagnie, Caldic Techniek has traditionally been a company dealing in technical products. In its 90-year existence, Caldic Techniek, as the company is called after being acquired by the Caldic Group, has developed into a company specializing in the supply of generators and parts for generator sets, electronic control and security systems, drive technology, toothed belt transmissions and conveyor components.



Rotterdam (NL)

Our location in Rotterdam is the headquarters of Caldic Techniek and the beating heart of the company. Besides the office our modern warehouse is located in Rotterdam and of course our generator workshop and CNC pulley production.

Brussels (B)

Caldic Techniek Belgium office in Brussels office is specifically focused on serving the Belgium and Luxembourg markets.