We are a young fast-growing company in the production of small and medium power transformers.Our team of engineers and specialists with many years of experience, knowledge and skills in the field of electrical engineering and electronics enables us to meet any market requirements and the wishes of our customers.
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Design & Development

Designing and developing transformers is a complex task that involves various aspects of electrical engineering, power systems, and control systems.
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Manufacturing transformers involves a series of processes to construct the designed transformer.
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Individual solutions

Manufacturing transformers for specific, custom applications or tailored solutions.
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Maintenance & Service

Regular maintenance and timely servicing can help detect potential issues, prevent breakdowns, and extend the lifespan of the transformers.
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Megatraf is a leading manufacturer and supplier of high-quality transformers with a strong reputation in the industry. With a commitment to excellence, we have been serving our customers for over [number of years] years, providing innovative and reliable transformer solutions.

At Megatraf, we pride ourselves on our expertise in transformer design, manufacturing, and customization. Our team of skilled engineers and technicians work tirelessly to develop cutting-edge technologies and ensure that our transformers meet the highest standards of performance, efficiency, and durability.

We offer a diverse range of transformers to cater to various industries and applications. Whether you need transformers for power distribution, renewable energy projects, industrial applications, or specialized requirements, we have the expertise to deliver tailored solutions that meet your specific needs.

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Determine specifications

The first step is to define the specifications of the transformer based on the application requirements. This includes determining the rated power, voltage level, frequency, cooling method, and any other specific requirements.


Core selection

Select the appropriate core material and design based on factors such as efficiency, magnetic flux density, and cost. Common core materials include silicon steel and amorphous alloys.


Winding design

Determine the number of windings and their configurations based on the transformer’s voltage ratio and power rating. Calculate the size and number of turns for each winding to achieve the desired voltage transformation.


Cooling system

Decide on the cooling system based on the transformer’s power rating and operating conditions. Common cooling methods include air cooling, oil cooling, and forced air/oil cooling.


Insulation design

Determine the insulation materials and thickness required to withstand the operating voltage and temperature. Consider factors such as dielectric strength, thermal conductivity, and long-term reliability.


Mechanical design

Design the mechanical structure of the transformer, including the core, windings, and support structures. Consider factors such as size, weight, and mounting arrangements.


Losses and efficiency

Calculate the losses in the transformer, including core losses (eddy current and hysteresis losses) and copper losses (due to winding resistance). Optimize the design to minimize losses and improve overall efficiency.


Testing and prototyping:

Build a prototype of the transformer based on the design specifications. Conduct various tests, including insulation testing, impedance testing, and efficiency testing, to validate the design and ensure it meets the required standards.



Once the design is validated, prepare for mass production. Establish manufacturing processes, source components, and ensure quality control measures are in place during the production process.


Quality assurance

Perform rigorous quality checks during and after manufacturing to ensure that the transformers meet the required standards and specifications. This may include tests such as partial discharge testing, short-circuit testing, and temperature rise testing.


Installation and maintenance

Provide installation guidelines and support for the transformers. Develop maintenance procedures and recommend regular inspection and testing to ensure safe and reliable operation.


Discover the Perfect Transformer Solution for Your Needs!

At MEGATRAF Ltd, we understand that finding the right transformer for your specific requirements can be a complex task. That’s why we offer a complimentary consultation to help you navigate through the process.

Consult Me!


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Alexander Kolev

Co-Founder, CEO

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Nikola Dimitrov

Co-Founder, Creative Director

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Mariana Slavova

Financial Director

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Valentin Samuilov

Marketing Director

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We are looking forward to start a project with you!

Have questions or interested in our transformers? We’d love to hear from you! Our team is ready to provide you with the information you need. Whether you require a customized solution, pricing details, or technical specifications, feel free to get in touch with us. Simply fill out the contact form below, and we will promptly respond to your inquiry. We value your feedback and look forward to discussing how our high-quality transformers can meet your specific requirements. Contact us today!


59 Bulgaria boul, Office #27
Veliko Tarnovo, BG 5000

Business Hours

Mon – Fri …… 08:00 – 17:30
Sat, Sun …… Closed


+359 (0) 899 912 738
+359 (0) 899 912 738