(+372) 622 8300 estel@tet‑estel.com Send request Send request Your name * Phone number * Your e-mail * Company name * You prefer contact by phone by e-mail either way Your request * Send request EXPERIENCE • SCIENCE • QUALITY Tallinna Elektrotehnika Tehas «Estel» AS Kuuli 6, Tallinn 13619, Estonia Phone: (+372) 622 8300 Fax: (+372) 622 8301 estel@tet-estel.com Products Services Portfolio News Media Career Certified Quality ISO certificates Credit rating EU partners

(+372) 622 8300 estel@tet‑estel.com Send request Over the years, the company has implemented hundreds of projects in various industries In total Company delivered more than 80 000 units of electrical equipment around the world and have produced more than 50 million power semiconductor devices. Aviation projects Ernesto Cortissoz International Airport (Barranquilla, Colombia) FCA-90H Aeroflot International Air hub in Krasnoyarsk (Russia) FCA-90HC Transport projects Tallinn Tram Lines (Estonia) Equipping three Kopli substations VAJ 18, VAJ 17 and VAJ 2. Georgian railway (Georgia) Inverter units for recuperating braking energy of freight and passenger trains into the network. Energy projects NPO Privod (Russia) A device for starting and regulating the rotational speed of a 110 MW turbine generator. Tiraspol CHP (Moldova) Development and delivery of a feed pump for a coal-fired power unit with a capacity of 210 MW. Metallurgy projects Novokramatorsk Machine-Building Plant (Russia) Development and delivery of soft starters for induction motors with a wound rotor with a power of 630 kW. Riga electrical – mechanical plant (Latvia) Power supply for open type DC EAF / 3 t / steel smelting Mining projects Karelian MPP, PJSC Severstal (Russia) A soft starter for an induction motor with a wound rotor. Gai Mining and Processing Plant (Russia) Development and supply of soft starters and resistor cabinets for asynchronous motors with a wound rotor power 320kW. Electrothermy projects Project supported by EAS Estonia TET Estel with the support of EAS Enterprise Estonia took part in the project: New generation frequency inverter. Memar Oy (Finland) Supply of sources for induction heating with a capacity of 160 kW. Unique projects 1970 First soviet lunar explorer (Lunokhod) (Russia) Thiristors and semi-conducting equipment design and supplement 1976 Nuclear studies institute (Russia) Supply-line convertor design and development to adjust energy overload in plasma formation process (Tokamak) Supply of power semiconductor devices Since the start of serial production of power semiconductor devices, more than 50,000,000 units of products have been produced and delivered worldwide. EXPERIENCE • SCIENCE • QUALITY Tallinna Elektrotehnika Tehas «Estel» AS Kuuli 6, Tallinn 13619, Estonia Phone: (+372) 622 8300 Fax: (+372) 622 8301 estel@tet-estel.com Products Services Portfolio News Media Career Certified Quality ISO certificates Credit rating EU partners