Siemens Energy · Transformers
Siemens Energy GEAFOL / oil-immersed class
Utility-interface power transformer for data centre substations.
Product versions / configurations
Region EMEAVoltage NOT AVAILABLE IN CURRENT SOURCEFrequency NOT AVAILABLE IN CURRENT SOURCECertification IEC, IEEE
Technical specifications
Rated power60 MVA
SOURCE Manufacturer website·OWNER Siemens Energy·Siemens Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
Primary voltage132 kV
SOURCE Manufacturer website·OWNER Siemens Energy·Siemens Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
Secondary voltage34.5 kV
SOURCE Manufacturer website·OWNER Siemens Energy·Siemens Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
Frequency50/60 Hz
SOURCE Manufacturer website·OWNER Siemens Energy·Siemens Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
CoolingONAN/ONAF
SOURCE Manufacturer website·OWNER Siemens Energy·Siemens Energy public product literature·LAST UPDATED 2026-06PUBLICDATA CONFIDENCE B
ImpedanceNOT AVAILABLE IN CURRENT SOURCE
LossesNOT AVAILABLE IN CURRENT SOURCE
WeightNOT 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
GEAFOL / oil-immersed class brochure
Brochure · SOURCE Manufacturer website · OWNER Siemens Energy · LAST UPDATED 2026-05
GEAFOL / oil-immersed class technical datasheet
Technical datasheet · SOURCE Manufacturer website · OWNER Siemens Energy · LAST UPDATED 2026-03
Documents above Public require sign-in or organization membership. Access is enforced per document, not per supplier profile.
Alternatives
Hitachi Energy — TrafoStar class100 MVA · 120–168 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 · 60 MVA
Lead time · 104–156 weeks
Regions · EMEA, North America, APAC
Factories · Nuremberg, Germany · Weiz, Austria
Certifications · IEC, IEEE
SOURCE Email correspondence·OWNER Siemens Energy·Supplier correspondence·LAST UPDATED 2026-07ORGANIZATIONDATA 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 completeness73%
- · Impedance — missing
- · Losses — missing
- · Weight — missing