Wind Power Technology

DEIF Wind Power Technology is one of the World’s leading suppliers of control solutions for wind turbines.

 

Power & Control Technology

DEIF power & control technology

Extreme damp, heat, noise or cold – solutions for any application
challenge. From customised system solutions to  standard off-the-shelf
instruments. Experience, knowhow and innovation since 1933. 

 

Marine & Offshore Technology

DEIF marine & offshore technology

Full range of extremely robust and reliable solutions – from switchboard components to power management. Tested, certified, supported and serviced beyond standard norms since 1933. 
 

DEIF (Danish Electro Instrument Factory) was established in 1933 by Erling Foss and his two partners. The company’s main activity consisted in assembling and mounting by hand basic electromagnetic measuring instruments. Focus was on precision and robustness.

Today, DEIF is owned and managed by the founder's son, Toke Foss. The products have become extremely more advanced and markets now include knowledge intensive business areas such as Engine & Genset Controls, Switchboard Instrumentation, Bridge Instrumentation and Renewable Energy Controls. Yet, the focus on quality, reliability and service remains the same.

Production and development are located in Denmark, but DEIF sells and services its products worldwide.

To learn more about DEIF’s history, please see below.


 
 

   1. The early years

   7. Relocation to Skive
 
 

   2. The first workshop

   8. Generator Controls
 
 

   3. The occupation

   9. Foss follows Foss

 
   4. Surviving the 1940’s    10. Outsourcing

 
   5. A new market     11. DEIF expands
   6. Economic upturn    12. Past and future

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