Assorted transformers and reactors for LV and MV applications. We provide you the experience and knowledge for propulsion, thrusters, drilling and distribution transformers for the marine and offshore applications.  

The IP44-IP56 transformers AF cooling systems guarantee a substantially longer life due to the optimized control of the internal temperature. The transformers for marine and offshore applications are designed, manufactured and approved by marine standards including ABS, Bureau Veritas, DNV, RINA, and Lloyd’s shipping register. These products have been recognized on military naval applications by demanding tests of certificate institutes (i.e. CETENA approval) which check the resistance to vibrations, collisions, shocks (30G), etc.

​VPI or Cast resin technology giving;
  • voltage ratings of 48V – 36 kV
  • power ratings of 10 kVA – 10 MVA
Specialist in providing tailor made solutions.
Reactors; current limiting, damping, smoothing and tuning.
Transformers; distribution, earthing, drive multipulse, start and auto.

We are a distributor of Hammond Power Solution transformers.


Bjørn Helleren 
​Manager MMO
tlf: 99 28 56 00

img 0736

img 0728


Halvorsen is a complete EPCI provider of cost-effective products and smart technology for the global energy industry. Our solutions have clear efficiency gains for our clients when it comes to footprint, costs and the environment.