
Manufacturing and distribution of electrical equipment for power distribution – prefabricated substations, switchgear, transformers up to 110 kV

ELECTRO SISTEM
Baia Mare (RO) · further production sites and sales offices in Romania, Hungary and GermanyNew on Amplifa
About Electro Sistem
The ELECTRO SISTEM group, headquartered in Baia Mare (Romania), manufactures and distributes electrical equipment for power distribution. The product range includes industrially prefabricated and equipped station enclosures (prefabricated substations, including transformer substations, turnkey), medium-voltage switchgear panels, low-voltage switchgear, overhead line equipment, distribution transformers, medium-voltage metering devices and cable accessories. In addition, the company plans networks and systems with voltages up to 110 kV and operates its own research and testing departments for the continuous further development of its products. The group comprises seven production sites and twelve sales offices in three countries: Romania, Hungary and Germany. Through the sister company B&K Electro System, a broad warehouse program ranging from medium-voltage panels to small low-voltage boards is distributed via a nationwide depot network. The products are sold under the company's own manufacturing brand ESTO.
- Site
- Baia Mare, Romania
- Processes
- Manufacturing of medium-voltage switchgear (medium-voltage panels), Manufacturing of low-voltage switchgear, Manufacturing of distribution transformers, Industrially prefabricated and equipped station enclosures (incl. transformer substations,, Overhead line equipment, Medium-voltage metering devices, Cable accessories, Planning of networks and systems up to 110 kV
- Certificates
- In-house research and testing
- Industries
- Power distribution, Electrical industry, Energy grid infrastructure
- 01
Planning of networks and systems up to 110 kV
- 02
Research and development
- 03
Industrial prefabrication and equipping of station enclosures
- 04
Manufacturing of switchgear, transformers and overhead line equipment
- 05
Testing of electrical products
- 06
Distribution via own warehouse and distribution network
Sites

Baia Mare
ROProduction and corporate site (headquarters)
- Materials
- Medium-voltage switchgear panels, low-voltage switchgear, transformers, prefabricated substations
- Manufacturing of medium- and low-voltage switchgear
- Transformer manufacturing
- Research and testing departments
Components and Products







Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacturing of medium-voltage switchgear (medium-voltage panels)Assembly | – | – | – | – | – |
| Manufacturing of low-voltage switchgearAssembly | – | – | – | – | – |
| Manufacturing of distribution transformersAssembly | – | – | – | – | – |
| Industrially prefabricated and equipped station enclosures (incl. transformer substations,Assembly | – | – | – | – | – |
| Overhead line equipmentAssembly | – | – | – | – | – |
| Medium-voltage metering devicesAssembly | – | – | – | – | – |
| Cable accessoriesAssembly | – | – | – | – | – |
| Planning of networks and systems up to 110 kVEngineering | – | – | – | – | – |
| Research and testing of electrical productsTesting | – | – | – | – | – |
Additional services
Quality and Testing
In-house research and testing departments continuously optimize existing products and develop new products according to market requirements. The company addresses health, safety, environmental and quality topics as part of the production processes.
| Evidence | Baia Mare |
|---|---|
| In-house research and testing |
History
- 2022
1st place in the county ranking of Maramureș companies 2022 (Chamber of Commerce Maramureș) in the category Manufacturing of power distribution and switchgear; B&K Electro System achieved 1st place in wholesale of other machinery and equipment
25-year company anniversary mentioned on the website (ELECTRO SISTEM group)