The world’s first transformer, which Siemens developed and manufactured for high-voltage direct-current (HVDC) transmission systems with what is currently the highest transmission voltage of ± 1,100 ...

Mega Transformers ordered by the Federal Government under President Muhammadu Buhari’s Presidential Power Initiative (PPI) have successfully undergone factory acceptance test at Siemens’ transformers ...

Hitachi Energy has announced investment of over $100 million for upgrade and modernization of its power transformer factory in Varennes and other facilities in Montreal, to address increasing customer ...

Bangkok, August 28, 2025 – Hitachi Energy, a global leader in electrification, is investing 455 million THB (US$14 million) to expand its transformer factory in Samutprakarn, Thailand. The investment ...

Solid-state ac supplies replace motor-generator and tap-changing transformers to offer the same tests at the push of a button • Solid-state ac-power sources combine the variable-frequency and ...