All company products are certified in accordance with international standards and meets all international requirements and specifications.

ISO 9001, ISO 14001, ISO 45001, OHSAS 18001
ISO 9001, ISO 14001, ISO 45001, OHSAS 18001



ISO 9001, ISO 14001 and ISO 45001 certifications are a must features for major European companies. Each standard defines the specific area, which all together form a high degree of social responsibility.

 

Improving the products quality is built on defects prevention, as well as on rejection of defective components before entering the production process, also on an identifying and eliminating errors in the early stages of the production cycle.

 

Improvements in organizational process are achieved through continuous development of skills, raising competence and sense of responsibility of each employee, maintaining the level of production culture.

 

Also, TET Estel pays great attention to environmental issues. In product design and production process we strictly use environmentally friendly materials and technologies only.

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.

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