The completed equipment requirement
J&J supplied a 75 MVA Prolec transformer for a Texas data center with a tight project schedule. The reported configuration was 69/34.5 kV with Wye–Wye windings. This completed project is separate from the current Prolec GE 345 kV inventory listing.

- Manufacturer
- Prolec
- Reported rating
- 75 MVA
- Voltage ratio
- 69/34.5 kV
- Winding connection
- Wye–Wye
- Application
- Texas data center
Request equipment for a similar project
Send your own specification and project schedule so J&J can review current equipment options. Use the completed sale as an example of a past requirement; the next offered unit will have its own ratings, condition and records.
- Provide both winding voltages and the MVA required by the project's load and operating plan.
- Identify the required neutral, grounding, phase displacement and any tertiary winding.
- Compare impedance, tap range, insulation levels and protection requirements using the unit records.
- Send the project's schedule and installation interfaces with the transformer requirement.
Tommy can discuss the public listing, available nameplate and test records, inspection arrangements and the commercial scope. Current availability and delivery terms are confirmed in writing for the proposed unit, subject to prior sale and your engineer’s technical review.
Email your requirement to tommy@jjtransformers.com or call 346-276-9540.
