Installation services of transformers tenders in the EU
CPV 51111300-6 · part of 51000000 Installation services (except software) › 51100000 Installation services of electrical and mechanical equipment › 51110000 Installation services of electrical equipment › 51111000 Installation services of electric motors, generators and transformers
42 notices for CPV 51111300 Installation services of transformers in the EU on TED since 29 May 2026: 32 calls for competition and 10 contract awards. 4 of these tenders are open today. The median estimated value is EUR 29,875,000 across 4 tenders that publish a value.
Open tenders
Byte av sugtransformatorer inom Södermanlands län, Örebros län och Östergötlandslän
Tender · Electrical installation work of transformers · 7 Sep 2026 · Sweden · Trafikverket Myndighet · value SEK 27,000,000 · deadline 8 Oct 2026
6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV
Tender · Installation services of transformers · 2 Sep 2026 · Switzerland · Stadt St.Gallen, Stadtwerke · deadline 15 Jan 2027
6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV
Tender · Installation services of transformers · 8 Sep 2026 · Switzerland · Stadt St.Gallen, Stadtwerke · deadline 15 Jan 2027
6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV
Tender · Installation services of transformers · 15 Sep 2026 · Switzerland · Stadt St.Gallen, Stadtwerke · deadline 15 Jan 2027
By country
| Country | Notices |
|---|---|
| Germany | 6 |
| Poland | 6 |
| Czechia | 5 |
| Denmark | 5 |
| France | 4 |
| Switzerland | 3 |
| Sweden | 3 |
| Spain | 2 |
| Portugal | 2 |
| Slovenia | 2 |
| Slovakia | 2 |
| Norway | 1 |
| Romania | 1 |
Top buyers
Top winners
Estimated values
| Currency | Tenders with a value | Median | Total |
|---|---|---|---|
| EUR | 4 | 29,875,000 | 119,500,000 |
| SEK | 2 | 18,500,000 | 37,000,000 |
| RON | 1 | 1,770,817 | 1,770,817 |
All notices
Dobava, montaža in zagon distribucijskega transformatorja v HE Soteska in HE Mojstrana
Award · Installation services of transformers · 28 Sep 2026 · Slovenia · GORENJSKE ELEKTRARNE, proizvodnja elektrike, d.o.o. · value EUR 127,292 · won by Rexel, specializirana trgovina z elektrotehničnimi materiali in storitvami, d.o.o.
RV Instandsetzungsarbeiten an MS-Transformatoren bis 1000 kVA
Award · Electrical services · 17 Sep 2026 · Germany · Stromnetz Berlin GmbH · value EUR 1 · won by Koopmann Transformatoren- und Energietechnik GmbH
6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV
Tender · Installation services of transformers · 15 Sep 2026 · Switzerland · Stadt St.Gallen, Stadtwerke · deadline 15 Jan 2027
6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV
Tender · Installation services of transformers · 8 Sep 2026 · Switzerland · Stadt St.Gallen, Stadtwerke · deadline 15 Jan 2027
Byte av sugtransformatorer inom Södermanlands län, Örebros län och Östergötlandslän
Tender · Electrical installation work of transformers · 7 Sep 2026 · Sweden · Trafikverket Myndighet · value SEK 27,000,000 · deadline 8 Oct 2026
6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV
Tender · Installation services of transformers · 2 Sep 2026 · Switzerland · Stadt St.Gallen, Stadtwerke · deadline 15 Jan 2027
450 MVA Transformatoren
Tender · Transformers · 2 Sep 2026 · Germany · enercity Netz GmbH
DODÁVKA A MONTÁŽ 3 BLOKOVÝCH TRANSFORMÁTORŮ
Tender · Transformers · 24 Aug 2026 · Czechia · Elektrárny Opatovice, a.s.
FN Brno - Posílení elektrických rozvodů v areálu FN Brno v souvislosti s realizací projektu GPK - zhotovitel TS9, TS5 a areálových rozvodů II
Award · Construction work · 20 Aug 2026 · Czechia · Fakultní nemocnice Brno · value CZK 27,760,932 · won by THIERRA SPV II. s.r.o.
Trafo-Anlage / Ennigerloh Neubau Dreifeldsporthalle
Tender · Electrical installation work of transformers · 20 Aug 2026 · Germany · Stadt Ennigerloh · closed 23 Sep 2026
„Nákup výkonových transformátorov 350 MVA pre projekty SEPS“
Tender · Transformers · 19 Aug 2026 · Slovakia · Slovenská elektrizačná prenosová sústava, a.s. · value EUR 59,500,000
CAMPUS DO PRAGAL - REMODELAÇÃO DAS CELAS DO PT1, PT3 E INSTALAÇÃO DO EQUIPAMENTO DE MONITORIZAÇÃO DOS PTS
Tender · Installation services of transformers · 12 Aug 2026 · Portugal · Infraestruturas de Portugal, SA · value EUR 250,000 · closed 14 Sep 2026
Servicio de adecuación y soporte técnico de instalaciones eléctricas de baja tensión en infraestructuras de Saneamiento y Abastecimiento de ACOSOL, S.A.
Award · Repair and maintenance services · 11 Aug 2026 · Spain · Consejería delegada de ACOSOL, S.A.U. · value EUR 1,309,195 · won by UTE Melfosur-Futurgy
Ny fördelningsstation 130/10 kV, Umåker
Award · Construction work · 10 Aug 2026 · Sweden · Umeå Energi AB · value SEK 91,815,600 · won by Eitech Engineering AB
Charging Infrastructure at Hårlev Station
Award · Construction work · 7 Aug 2026 · Denmark · Lokaltog A/S · value EUR 18,399,116 · won by Siemens-Aarsleff Consortium
23 CREUSE AMONT - REMPLACEMENT DES POSTES HTA DES AMENAGEMENTS DE CHAMPSANGLARD, LES CHEZELLES ET DE L’AGE SUR CREUSE
Tender · Electronic, electromechanical and electrotechnical supplies · 4 Aug 2026 · France · HYDROSTADIUM
„Nákup výkonových transformátorov 350 MVA pre projekty SEPS“
Tender · Transformers · 3 Aug 2026 · Slovakia · Slovenská elektrizačná prenosová sústava, a.s. · value EUR 59,500,000
LMI 3 Transformatoren Stadtmitte Hannover, 40 MVA
Tender · Transformers · 31 Jul 2026 · Germany · enercity Netz GmbH
Catenary system - Electrification New railway across West Funen
Award · Catenary's construction works · 23 Jul 2026 · Denmark · Banedanmark · value DKK 223,177,434 · won by GCF Generale Costruzioni Ferroviarie S.p.A
CE TKV - MODERNIZACE SYSTÉMU 22 kV, 110 kV
Tender · Transformers · 22 Jul 2026 · Czechia · Veolia Energie ČR, a.s. · closed 24 Aug 2026
CE TKV - MODERNIZACE SYSTÉMU 22 kV, 110 kV
Tender · Transformers · 20 Jul 2026 · Czechia · Veolia Energie ČR, a.s. · closed 19 Aug 2026
Dostawa i zabudowa dwóch transformatorów olejowych WN/SN, trójfazowych z regulacją napięcia pod obciążeniem, w wykonaniu napowietrznym, na potrzeby TAURON Dystrybucja S.A. Oddziału w Opolu
Tender · Voltage transformers · 17 Jul 2026 · Poland · TAURON Dystrybucja S.A. Oddział w Opolu · closed 19 Aug 2026
09 TEICH - Intégration du transformateur T1 de la centrale du TEICH
Tender · Installation services of transformers · 16 Jul 2026 · France · HYDROSTADIUM SA
CAMPUS DO PRAGAL - REMODELAÇÃO DAS CELAS DO PT1, PT3 E INSTALAÇÃO DO EQUIPAMENTO DE MONITORIZAÇÃO DOS PTS
Tender · Installation services of transformers · 16 Jul 2026 · Portugal · Infraestruturas de Portugal, SA · value EUR 250,000 · closed 17 Aug 2026
64 ASASP - Intégration du transformation T1 de la centrale d’ASASP
Tender · Installation services of transformers · 14 Jul 2026 · France · HYDROSTADIUM SA
Neubau Gesamtklinikum Heidekreis in Bad Fallingbostel - Stromversorgung MS, Trafos, GHVs
Tender · Electrical engineering installation works · 7 Jul 2026 · Germany · Heidekreis-Klinikum gGmbH · closed 11 Aug 2026
Krafttransformator (torrisolerad)
Tender · Electrical machinery, apparatus, equipment and consumables; lighting · 7 Jul 2026 · Sweden · Jönköping Energi AB · value SEK 10,000,000
25 VAT ONAN (132)50/22 KV TRANSFORMER
Award · Transformers · 6 Jul 2026 · Norway · Indre Hordaland Kraftnett AS · value NOK 35,190,000 · won by EB Elektro AS
23 CREUSE AMONT - REMPLACEMENT DES POSTES HTA DES AMENAGEMENTS DE CHAMPSANGLARD, LES CHEZELLES ET DE L’AGE SUR CREUSE
Tender · Electronic, electromechanical and electrotechnical supplies · 6 Jul 2026 · France · HYDROSTADIUM
Modernizare instalatie 230Vca / 50Hz la navele tip DRAGOR MARITIM
Tender · Installation services of transformers · 3 Jul 2026 · Romania · Ministerul Apararii Nationale - U.M. 02022 Constanta · value RON 1,770,817
CE TKV - MODERNIZACE SYSTÉMU 22 kV, 110 kV
Tender · Transformers · 2 Jul 2026 · Czechia · Veolia Energie ČR, a.s. · closed 3 Aug 2026
Bezpośrednie dostawy transformatorów dla projektów BESS
Tender · Transformers · 26 Jun 2026 · Poland · ENEA Nowa Energia sp. z o.o. · closed 1 Jul 2026
Bezpośrednie dostawy transformatorów dla projektów BESS
Tender · Transformers · 19 Jun 2026 · Poland · ENEA Nowa Energia sp. z o.o. · closed 26 Jun 2026
Opførelse af komplet og funktionsdygtig energicentral
Award · Construction works for power plants and heating plants · 18 Jun 2026 · Denmark · I/S Vestforbrænding og datterselskaber · value DKK 86,241,747 · won by Tjæreborg Industri A/S
Fertigung, Lieferung, Aufstellung und Inbetriebnahme von Drehstrom-Leistungstransformatoren 31,5 und 40 MVA sowie 40 MVar Kompensationsdrosselspulen
Tender · Electric motors, generators and transformers · 12 Jun 2026 · Germany · Stromnetz Berlin GmbH
Dobava, montaža in zagon distribucijskega transformatorja v HE Soteska in HE Mojstrana
Tender · Installation services of transformers · 10 Jun 2026 · Slovenia · GORENJSKE ELEKTRARNE, proizvodnja elektrike, d.o.o.
Bezpośrednie dostawy transformatorów dla projektów BESS
Tender · Transformers · 9 Jun 2026 · Poland · ENEA Nowa Energia sp. z o.o. · closed 23 Jun 2026
Qualification system
Tender · Electronic, electromechanical and electrotechnical supplies · 8 Jun 2026 · Denmark · BeGreen A/S
Levering og installation af 50kV højspændingsudstyr til energicentral
Tender · Electrical components · 3 Jun 2026 · Denmark · I/S Vestforbrænding og datterselskaber
Bezpośrednie dostawy transformatorów dla projektów BESS
Tender · Transformers · 3 Jun 2026 · Poland · ENEA Nowa Energia sp. z o.o. · closed 11 Jun 2026
Servicio de mantenimiento de centros de transformación, líneas de media tensión y grupos electrógenos - 2 LOTES
Award · Repair and maintenance services of electrical machinery, apparatus and associated equipment · 29 May 2026 · Spain · Gerencia de la Empresa Municipal de Aguas y Saneamiento de Murcia S.A. · value EUR 937,094 · won by ELECNOR SERVICIOS Y PROYECTOS S.A.U., FIBRAMUR, S.L.
Bezpośrednie dostawy transformatorów dla projektów BESS
Tender · Transformers · 29 May 2026 · Poland · ENEA Nowa Energia sp. z o.o. · closed 10 Jun 2026
Questions
How many installation services of transformers tenders are open in the EU?
4 calls for competition under CPV 51111300 are open on 29 Sep 2026, out of 32 published since 29 May 2026.
Who buys the most installation services of transformers in the EU?
ENEA Nowa Energia sp. z o.o. leads with 5 notices under CPV 51111300.
Which company wins the most installation services of transformers contracts in the EU?
EB Elektro AS appears in 1 award notice under CPV 51111300.
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