๐Ÿ‡ง๐Ÿ‡ฌ Transformer Industry โ€” Bulgaria

Bulgaria is a 50 Hz ENTSO-E market operated by ESO (transmission) and the DSOs, with a notable transformer and components manufacturing base and demand from grid renewal, renewables and interconnection. It is an established European sourcing hub.

9manufacturers tracked
0sourced plants
1grid operators
50 HzContinental Europe
0active tenders
0upcoming events

Grid & utilities

ESO EADNational TSO400 kV โ†—

Confirmed manufacturing plants & facilities (0)

No independent plant sites indexed yet.

Transformer manufacturers

9 manufacturers tracked in the Bulgaria census โ€” the same unique-company count as the figure above. All Bulgaria manufacturers โ†’

Elprom Heavy IndustriesSofiaPT,DT โ†—
Elprom TrafoSofiaDT,PT โ†—
Elprom Trafo CHKyustendilDT โ†—
Lemi TrafoPernikDT,DRY โ†—
HD Hyundai Electro Bulgaria (formerly Hyundai Heavy Sofia)SofiaPT,DT โ†—
Elprom Trafo Cherven Bryag ADCherven Bryag, PlevenDT โ†—
Elprom EMZ AD (Sofia)SofiaDT,DRY โ†—
ZTR Transformatori Kyustendil ADKyustendilDT โ†—
CERB (Central Electrical Repair Base - Transformers)SofiaPT,DT โ†—

Current tenders & procurement (0)

No active public tenders recorded at this build. See the Tenders board.

Recent transformer contract awards (0)

No recent major awards indexed for this market. See Awards.

Component & material suppliers in this market

Elprom Heavy Industries (VOLTAP)SofiaTap changers (OLTC / DETC)
Elprom Heavy Industries JSCSofiaTap changers (OLTC / DETC)

Components & accessories directory

Transformer bushings On-load tap changers Cooling systems Insulation materials Conductors & core steel Oil & preservation Protection & monitoring Tank & mechanical

Business activity

No source-backed business activity published for this market yet.

Projects & intelligence

Upcoming events

Technical context

Frequently asked

What voltage does Bulgaria use?

The ESO grid is 400 kV and 220 kV, with 110 kV and 20 kV distribution, at 50 Hz.

Who buys transformers in Bulgaria?

ESO (transmission), the distribution companies and the renewable/industrial developers.

Is Bulgaria a manufacturing hub?

Yes โ€” Bulgaria has a notable transformer and components manufacturing base and is an established European sourcing hub.

Related reading

Power Vs Distribution Parallel Operation Transformers Transformer Impedance

Travelling for a site visit in Bulgaria

Engineers attending a factory acceptance test or a site visit often need travel insurance and a data eSIM. The provider sets the price. TransformerPath does not quote a premium or a data plan.

Travel tools for engineers on a FAT or site visit. Affiliate disclosure. TransformerPath does not set prices.

Travel insurance (VisitorsCoverage)Travel eSIM (Airalo)
Find transformer suppliers in Bulgaria

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