EXPERIENCE • SCIENCE • QUALITY
Exactly within the range of your requirements
from -500 meters
to 10000 meters
Our equipment can power mining lines deep underground and service Airbuses flying high in the sky. One device even made it to the Moon.
from -50° C
to +3000° C
Our devices successfully operate in the temperature range from -50 ° C to + 80 ° C. With the help of our devices, in special installations, an operating temperature of up to + 3000 ° C and higher is achieved.
from 10 V and 100 kA, up to 20 kV and 0.2 kA
A wide range of possibilities. We create devices operating at low voltages at high currents and at high voltages and low currents.
Company profile
Tallinn Electrical Engineering Factory «Estel» was founded in 1870. Today, Company develops, manufactures and supplies a broad range of power converter equipment and power semiconductors, focusing on complex technological solutions and production “turnkey” delivery.
Designed by experienced engineers
Participation in the design of unique international projects
Development of over 200 types of power semiconductor devices
A range of devices designed over 40 years ago develops and remains relevant to this day
Complex solutions for various technological tasks
All products are developed by our own design bureau
Modern and well-established production
Available test capacity is up to 1 MW
Installation supervision and commissioning
The quality management system complies with international standards
Integrates into digital and analogue environments
Microprocessor control, protection and diagnostics system
Remote control (both digital and analog)
Different levels of access for different users
Anno 1870
1870
November 27: Factory foundation day
1894
In the Main Revel railway workshops, the construction of a special imperial train was completed
1919 - 1922
32 broad-gauge and 12 narrow-gauge steam locomotives were repaired
1924
First Baltic electric train production
1928
In 1928, electric trams were built for Tallinn, which were in use until 1965.
1945
Tallinn steam-engine repair plant is founded on Main railway workshop base
1958
The enterprise is renamed into the Plant of mercury rectifiers named after. M.I. Kalinin. Founding of a scientific base for the industry of the republic.
1959
Release of the first mercury-rectifier unit for an electric locomotive, ignitron IVS-300/5
1961
Created a Special Design Bureau for the development and production of power semiconductor devices
1965
Serial production of power semiconductor devices and converting units based on them has begun
1967
Due to changes in the production profile, the company was named: Tallinn Electrotechnical Plant named after M.I. Kalinin
1968
For the first time in the USSR, a thyristor frequency converter for electrothermia was developed and produced
1970
On the occasion of its 100th anniversary, the plant was awarded the Order of the Red Banner of Labor
1970
Manufacturing of power semiconductor devices for the first Soviet Lunar rover
1972
Development and start of production of converters for high-voltage electric motors
1974
Development and production of the first converters for ground handling of aircraft
1981
Registration of the "Estel" trademark.
1990
Participation in the project for the supply of equipment for CERN (European Organization for Nuclear Research).
1999
Winning an international tender. Development of an SMES modulator for the Karlsruhe Research Center (Germany)
2001
The quality management system of the enterprise is accredited according to the international standard ISO 9001: 2001
2007
The construction of a new modern plant has been completed
2012
Renaming of the company to Tallinna Elektrotehnika Tehas "Estel" AS (AS Tallinn Electrotechnical Plant "Estel")
2014
The industrial safety management system is certified according to the international standard OHSAS 18001
2018
Development and launch of Hybrid diesel power units.
2020
The company was awarded with an AAA rating, the highest in the credit rating classification.
2021
Supply of unique equipment for the Titanium industry.
