We are a company that has the capacity to produce energy and power generator transformers up to 500MVA and voltages up to 420kV. We focus mainly on technical areas, such as loss and noise level reduction. Innovative, professional and responsible are the words which characterize the company by our valued customers over the years.More About Us
The satisfaction of creating excellence
Kolektor Etra objective is to supply products that satisfy customers with their technical parameters and high quality as well as optimal ratio between price and performance.
With experienced and qualified team we are able to carry out all routine, standard and special tests required by international standards.
Areas Of Expertise
- Structural Mechanics
- Transformer repair
- Servicing and Maintenance
- Decomposition and Recycling of Old Transformers
Power transformers and autotransformers of up to 500 MVA rated power and 420 kV rated voltage with on-load and off-load…
To meet industrial demands,KOLEKTOR ETRA d.o.o. also manufactures special transformers: furnace transformers…
Distribution transformers Series 8 of 50 kVA to 1600 kVA rated power and up to 24 kVrated voltage – a new series of distribution transformers, filled with environmentally friendly liquid Midel 7131, transformer mineral oil and in dry version (Dry-type transformers).
TRANSFORMERS FOR OFFSHORE
KOLEKTOR ETRA is a renowned supplier of power transformers specifically designed to meet the requirements for offshore installation. Check our offshore references in an interactive map, where you can find locations of offshore platforms with our transformers.
Latest news and events
After long four years, we look forward to being part of the world’s number one event for the global power system, bringing together around 9,000 power industry participants from over 90 countries, including 3,500 international experts and other decision makers. This is a unique week long interactive opporunity to learn, network and discover the latest developments in the field. We…
We love to share our acquired knowledge and years of experience with the younger generation. Every year, we organize excursions for high school students to visit our factory. In 2022, we have already managed to organize five visits of five different high schools. The event is organized with the support of the HR department and two electrical design engineers. Students…
In September, Kolektor Etra acquired an ownership stake in the company Primabiro, located in Čakovec, Croatia. The company is specialized in production of transformer tanks and has been operating for more than 25 years. It is known as a quality manufacturer with extensive experience and certificates for the production of transformer tanks, which are one of the main components of transformers. We…
Kolektor Etra will contribute to a more reliable electricity supply and thus development in the Upper Soča Valley. In September, a new RTP 110/35/20 kV Kobarid, worth 4,5 mio € was put into operation by companies Sodo and Elektro Primorska. The new RTP Kobarid will enable better reliability of electricity supply in this region and it will enable new…