🇪🇸 Transformer Industry — Spain

Spain is a 50 Hz ENTSO-E market with a high renewable share, operated by Red Eléctrica (transmission) and major DSOs. Its peninsular grid and interconnectors drive transformer, GSU and reactor demand, and the country has a capable transformer/component base.

4manufacturers tracked

1grid operators

50 HzContinental Europe

4upcoming events

Grid & utilities

Red Eléctrica (Redeia)National TSO — gateway for Morocco sync link400 kV ↗

Transformer manufacturers

6 maker records in the Spain census — power, distribution and dry-type. All Spain manufacturers →

OrmazabalIgorre (Bizkaia)DT,DRY

TorytransToledoDRY

IMEFYLos Yébenes (Toledo)DT,DRY

Hitachi Energy SpainCórdobaPT

Components & suppliers

Transformer bushings On-load tap changers Cooling systems Insulation materials Conductors & core steel Oil & preservation Protection & monitoring Tank & mechanical

Projects & intelligence

GE Vernova wins two Stromnetz Berlin substation contracts — SF₆-free g3 GIS at Wittenau & Neukölln
GE Vernova will design, deliver and install two new high-voltage substations for Berlin's DSO using SF₆-free g3 gas-insulated switchgear from its GRIDEA portfolio — the eco-gas substation shift reachi…
SSEN Transmission + National Grid award BAM the EGL3 converter-station civils (ECI)
Early Contractor Involvement contract for first-phase civil works at the Eastern Green Link 3 converter stations — site enablement ahead of valve-hall and converter-transformer installation on one of …
Siemens Energy bags ~$4bn EGL4 contract — two HVDC converter stations for the 2 GW Scotland–England link
SP Energy Networks and National Grid Electricity Transmission confirmed Siemens Energy to deliver the Fife (Scotland) and Norfolk (England) converter stations for the £2.5bn Eastern Green Link 4; cons…
Hitachi Energy delivers first low-carbon copper transformer to TenneT Germany
380 MVA unit (Bad Honnef plant) installed at Hardebek near Hamburg — 18% lower embedded copper emissions; ~9,500 t CO₂ saved across the frame agreement. Bad Honnef expansion completes 2026.

Upcoming events

ECCE Europe 2026 (EPE Conference) 14 Sept 2026 · Valencia, Spain
My Transfo Meeting on the Road — Madrid 2026 15 Oct 2026 · Madrid, Spain
GENERA 2026 (Madrid) — co-located with MATELEC 24 Nov 2026 · Madrid, Spain
MATELEC 2026 (Madrid) 24 Nov 2026 · Madrid, Spain

Technical context

400 kV / 220 / 132 / 66 / 46 / 20 kV, 50 Hz ENTSO-E
Red Eléctrica de España (transmission), DSOs and renewable developers
UNE/EN (IEC-aligned) standards
A capable transformer and component base
High renewable share and interconnector activity

Frequently asked

What voltage does Spain use?

Red Eléctrica operates at 400 kV and 220 kV, with 132 kV, 66 kV, 46 kV and 20 kV distribution, at 50 Hz.

Who buys transformers in Spain?

Red Eléctrica (transmission), the DSOs and the renewable/industrial developers.

Why is Spanish demand rising?

A high renewable share and interconnector build-out drive GSU, collector and reactor demand.