230 kV Large Power and GSU Transformer — 60–150 MVA

Used and surplus large power and generator step-up (GSU) transformer for sale — 60–150 MVA at the 230 kV level, oil-immersed with ONAN/ONAF/ODAF cooling, sourced against multi-year OEM queues.

Used and surplus large power and generator step-up (GSU) transformers in the 60–150 MVA, 230 kV class available for sale through Pantheon. They connect generation and bulk transmission at utility and merchant power plants and at large datacenter interconnections — oil-immersed with ONAN/ONAF/ODAF cooling and on-load tap changers, built to IEEE C57.12 / IEC 60076. New-build lead times for this class can run a year or more; used and surplus transformers can shorten that when the ratings and configuration match. Confirm delivery timing for the specific transformer at quote. Typical OEMs include Hitachi Energy, GE Vernova, Siemens Energy, and Virginia Transformer. Exact rating, hours, and configuration confirmed at quote.