JSHP offers core-form high voltage oil-immersed power and auto transformers up to 850kV, 1,000 MVA 3-phase units per IEC and ANSI standards, including generation step-up transformers (GSU), water cooling designs, and custom-engineered solutions for utilities worldwide.
Proven Track Record
- 2025: Designed, built, and shipped a 765kV GSU per ANSI/IEEE in just 10 months
- 2023: Delivered two 3-phase 500kV, 1,000 MVA transformers in 131 days
- 2014: Shipped a 240kV, 318 MVA GSU in just 82 days
JSHP high voltage transformers support 20% of Las Vegas city load, 10% of New York City, and 10% of Dublin, Ireland. With an average fabrication time of just 50 days.