Varna
English translation is in progress or not avaiable.
Varna
English translation is in progress or not avaiable.
Sofia
"ELVEX" Ltd. was established in April 1991. Initially only spare parts for single-phase and three-phase electricity meters were produced.
During December 1991 г. "ELVEX" Ltd. received permission for producing three-phase electricity
Gorna Oryahovitsa
Bultraf Ltd was founded in 2004. The company specializes in the manufacture and supply of chokes and small to middle-sized transformers. The transformers production conforms to the international tendencies and meets the requirements of
