Hitachi Energy · Transformers
Hitachi Energy TrafoStar class
Large power transformer for grid interface at hyperscale campuses.
Product versions / configurations
Region EMEAVoltage NOT AVAILABLE IN CURRENT SOURCEFrequency NOT AVAILABLE IN CURRENT SOURCECertification IEC, IEEE
Technical specifications
Rated power100 MVA
SOURCE Manufacturer website·OWNER Hitachi Energy·Hitachi Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
Primary voltage220 kV
SOURCE Manufacturer website·OWNER Hitachi Energy·Hitachi Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
Secondary voltage34.5 kV
SOURCE Manufacturer website·OWNER Hitachi Energy·Hitachi Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
Frequency50/60 Hz
SOURCE Manufacturer website·OWNER Hitachi Energy·Hitachi Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
CoolingONAN/ODAF
SOURCE Manufacturer website·OWNER Hitachi Energy·Hitachi Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
LossesNOT AVAILABLE IN CURRENT SOURCE
Specifications are compiled from public manufacturer literature. Confirm against the configuration and revision applicable to your project before engineering use.
Documents
TrafoStar class brochure
Brochure · SOURCE Manufacturer website · OWNER Hitachi Energy · LAST UPDATED 2026-05
TrafoStar class technical datasheet
Technical datasheet · SOURCE Manufacturer website · OWNER Hitachi Energy · LAST UPDATED 2026-03
Documents above Public require sign-in or organization membership. Access is enforced per document, not per supplier profile.
Alternatives
Siemens Energy — GEAFOL / oil-immersed class60 MVA · 104–156 weeks · EMEA, North America, APAC
Ranking reflects the selected project criterion only. No supplier is ranked as universally best.
Record summary
Category · Large power transformer
Family · Transformers
Capacity · 100 MVA
Lead time · 120–168 weeks
Regions · EMEA, North America, APAC
Factories · Ludvika, Sweden
Certifications · IEC, IEEE
SOURCE Manufacturer website·OWNER Hitachi Energy·Published lead-time guidance·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE C
NVIDIA ecosystem
NO NVIDIA REFERENCE FOUND — this is not a technical judgement about the product.
NVIDIA references shown in Intel Accelerator are sourced from publicly available NVIDIA ecosystem information. Presence of an NVIDIA reference does not imply endorsement of Intel Accelerator, and Intel Accelerator is not affiliated with, sponsored by or certified by NVIDIA.
Data completeness
Data completeness89%
- · Losses — missing