SMART TRANSFORMERS
POWERFUL SOLUTIONS

A leading technology of power transformers

PRODUCT & SERVICE QUALITY

Fast Lead Times

With our reserved production slots, we can deliver power transformers in 4-9 months. 4x faster than the major European OEM's.

Competitive Pricing

Our global supply chain and efficient production models allow us to provide exceptional value in every transformer we deliver.

Certified European Quality

Every product is manufactured to meet European quality and safety regulations, ensuring compliance, long-term performance, and peace of mind for your operations, wherever you are.

Advanced Technology

With experience and capability in Ultra High Voltage (UHV) > 1000kV systems, we offer advanced transformer solutions that are built for the future of power infrastructure.

Everything You Need for Your Renewable Energy Projects

Your One-Stop Supply Partner for Project Development

We offer a complete portfolio of products required for the development of PV solar and other renewable energy infrastructure projects — from generation to grid connection. As a trusted partner in large-scale renewable developments, we ensure that all key components are available through a single, coordinated source.

01 - Transformers

We supply a full range of medium and high-voltage transformers, including autotransformers and mobile substations, tailored to your project’s grid connection requirements.

Voltage levels: up to 1100 kV
Configurations: 2-winding, 3-winding, step-up, step-down
Applications: transmission, distribution, renewable integration

02 - Cables

A GLOBAL HV CABLE SYSTEM SOLUTION PROVIDER

Our high-performance underground, overhead, and submarine cables are certified to EU and international standards, ensuring reliable transmission with minimal losses.

Voltage classes: MV to EHV
Installation: buried, aerial, and marine
Features: flame-retardant, UV-resistant, long lifecycle

03 - GIS

At ELTEC Green Energy, we offer GIS solutions designed for urban installations, renewable energy integration, and space-constrained substations. Engineered to meet European standards, our GIS units deliver long-term performance and operational reliability, even in extreme environmental conditions.

Voltage Range: 72.5 kV – 800 kV
Compact design ideal for space-limited environments
Resistant to pollution, humidity, and harsh weather
Long service life with low maintenance requirements
Compliant with IEC and EU grid standards

04 - Battery Storage Systems (BESS)

Battery systems allow your project to store surplus energy and discharge during high demand.

Containerized or modular BESS units
Integration with solar, wind, and hybrid systems
Grid stability, load shifting, frequency response

05 - Inverters

We offer TBEA’s full line of string and central inverters, suitable for both distributed and utility-scale solar installations.

High efficiency (up to 99.02%)
String and central models
Grid code compliant (EN, IEEE, G99, etc.)

Comprehensive Power Transformer Solutions

Engineered for excellence, our power transformers deliver outstanding performance, superior energy efficiency, and long-lasting reliability. Trusted across the energy sector, we are the partner of choice for power transmission and distribution projects worldwide.

From compact distribution units to high-capacity power transformers, we offer a broad portfolio designed to meet the dynamic demands of today’s electrical power industry. Every solution is tailored to your specific technical and operational requirements—ensuring seamless integration, exceptional durability, and maximum efficiency.

Choose our transformers for precision-engineered quality that powers your success.

Reference Projects

At Eltec Green Energy GmbH, we don’t just provide transformers we power the future. Join us in shaping a sustainable tomorrow, one transformer at a time. Some of our most recent project are listed below, feel free to read more about our projects and process.

Odessa 110kV 25MVA power transformers

UA-AutoTX-4x250MVA Autotransformers

UA-AutoTX-330/150/10 Autotransformer

 SYNERGY
of group companies

Headquarters of the ELTEC Group, providing strategic leadership and coordination across all subsidiaries. With a heritage dating back to 1970, ELTEC Group drives innovation and quality in energy infrastructure across Europe.

A new part of our group, the Ampulse GmbH joint venture serves as the exclusive distributor of high-voltage equipment from TBEA in Europe, supporting grid expansion and transformer projects across the Europe.

Focused on solar project development, ELTEC Solar AG designs and implements photovoltaic systems, storage and integrated energy solutions for sustainable power generation.

Drawing on ELTEC global projects capability and the high voltage expertise of Cover Energy, the joint venture focuses on delivering renewable energy and grid infrastructure projects in Poland and Ukraine.

A Berlin based provider of electrical installations, technical service, maintenance, lifecycle support, diagnostics, and rapid response for energy infrastructure operators.

A Warsaw based provider delivering project operation support and logistics in Poland and Eastern Europe, ensuring seamless coordination for cross-border energy projects.

A Frankfurt based provider of electrical installations with a focus on datacentre developments across Western Germany, delivering on-site support, inspections, and services for energy infrastructure.

Based in Poland, this subsidiary specializes in project execution, procurement, and engineering support for ELTEC’s transformer and renewable energy projects throughout Central and Eastern Europe.

Technology You can Trust

Our products are tested and certified for use across Europe, ensuring that they meet strict regulatory and quality requirements.

TBEA employs state-of-the-art testing facilities, including IEC-approved laboratories, where each product undergoes rigorous testing to ensure its performance, safety, and reliability. These comprehensive tests, conducted under real-world conditions, guarantee that every piece of equipment can withstand the most demanding environments and deliver consistent performance throughout its lifespan.

By partnering with TBEA, we offer our customers access to industry-leading technology that drives the future of sustainable energy infrastructure.

ELTEC Green Energy

ELTEC Group has been delivering large electrical infrastructure projects since 1970. With decades of experience, global capability and a commitment to innovation, we deliver projects that enable electrification and a sustainable energy future.