* Power Class (kVA): From 25 kVA to 4000 kVA.

* Voltage Class (kV): Up to 36 kV and on demand double voltage.

* Tank Type: Hermetic Type (closed to atmosphere)

* Frequency: 50Hz or 60 Hz

* Cooling Type: ONAN or Customized

* Certification: IEC

* Vector Group: YZN, DYN or Customized

* Conducting Material: Electrolytic Copper or Electrolytic Aluminum.

* Phase: Three or Single

* Geographical Conditions: Concerned country’s conditions ( Altitude, Humidity, Temperature values etc.)

* Accessories: Oil Level Indicators, Sign Plate, Dial Thermometer, Hermetic Protection Device (Relay), Wheel (All of the accessories depend on the specifications and customer demand).