Oil Type Transformers

The robust construction of oil-filled transformers makes them suitable for the most extreme conditions

Introducing our state-of-the-art TIER2 ECODESIGN Oil-type Transformer, a testament to our commitment to sustainability and energy efficiency. Designed with the latest advancements in transformer technology, this cutting-edge solution sets new standards for environmental performance and operational efficiency.

Equipped with advanced monitoring and control systems, our Transformer enables real-time monitoring of key parameters such as temperature, oil level, and pressure conditions. This allows for proactive maintenance and enhanced reliability, ensuring uninterrupted power supply and minimizing downtime.

General features

Introducing our high-quality transformers, meticulously engineered to meet the diverse needs of industries worldwide. With Protrafo, you can expect exceptional performance, reliability, and efficiency in every transformer we deliver. Explore the features that set us apart from the competition:

  • Impressive Insulation Levels: Our transformers are designed with high-quality insulation materials, ensuring optimal insulation levels to withstand electrical stresses and minimize energy losses.
  • Robust Tank Construction: The transformer tank is constructed with durable materials, providing excellent mechanical strength and resistance to external impacts, ensuring long-term reliability.
  • Vacuum Oil Filling Process: Our oil-filled transformers undergo a meticulous vacuum oil filling process, during which the core and windings are placed under vacuum conditions to remove any trapped air or moisture. Once the optimal vacuum level is achieved, high-quality insulating oil is introduced, filling every void within the transformer’s components. This process ensures optimal dielectric strength and efficient heat dissipation, guaranteeing reliable performance and prolonged lifespan.
  • Precision-Wound Copper Windings: The transformers feature precision-wound copper windings, known for their excellent conductivity and reliability, resulting in efficient energy transfer and reduced losses.
  • High Efficiency: Our hermetically sealed transformers are designed for high efficiency, minimizing energy losses during power transmission and reducing overall energy consumption.
  • Low Noise Levels: With careful design and advanced insulation techniques, our transformers operate with reduced noise levels, creating a quieter and more comfortable environment.
  • Comprehensive Protection Mechanisms: The transformers are equipped with comprehensive protection mechanisms, including temperature sensors, pressure relief devices, and fault detection systems, ensuring safe and reliable operation.
  • Compact Footprint: Despite their advanced features, our hermetically sealed transformers are designed with a compact footprint, allowing for easy installation and integration into various applications.
  • Extensive Testing and Quality Assurance: Each transformer undergoes rigorous testing and quality assurance procedures, ensuring compliance with the stringent requirements of the IEC 60076-1 standard and guaranteeing reliable and durable performance.

Any Questions? Contact Us

Data Centers      |       Transmission Substations       |      Distribution Substations       |      Industrial Plants       |      EV Charge Infrastructure      |      Chemicals & Petrochemicals       |      Wind Energy       |       Solarfields    |    Marine & Offshore   |    Railway & Transportation

Generation Step-up Units (GSU)   |   Transmission Substations   |  Distribution Substations   |  Industrial Plants   |  EV Charge Infrastructure  |  Chemicals & Petrochemicals   |  Wind Energy   |   Solarfields


Distribution Transformers find extensive applications across multiple industries, including Transmission Substations, Distribution Substations, Industrial Plants, EV Charge infrastructure, Chemicals & Petrochemicals, Wind Energy, and Solar Fields. These versatile transformers are vital for stepping up or down voltage levels, ensuring efficient power transmission and distribution. They provide reliable power supply for manufacturing processes and safety systems in the energy sector, manufacturing industry, and electric vehicle infrastructure. Distribution Transformers play a pivotal role in enabling efficient, safe, and reliable power delivery in these diverse fields.


Upon request, we offer the option of cable covers for Low voltage connections and/or US connections. Additionally, we can provide Elastimold or Pfisterer cable connections, tailored to your specific requirements. These additional features ensure a seamless integration and enhanced functionality of our transformers, meeting your unique needs with utmost precision.

Any Questions? Contact Us

poster 2 e1688034593690

Every transformer we sell comes with a 5-year warranty, providing our customers with confidence in the quality of our products. In addition to the warranty, we also offer service and maintenance throughout Europe.