Gas Turbine Generator with Rotor is compact in size and finds application in oil and gas industries. The Generator is available in range up to 200 MW and voltage range such as 415, 3300, 6600, 11000, 13800, 15000 Volts. The Generator has cylindrical rotor, class f insulation, rated speed such as 1500 rpm/ 1800 rpm/ 3000 rpm/ 3600 rpm. The Generator has frequency of 50 Hz/ 60 Hz, bracket mounted forced lubricating sleeve bearings, sturdy design that is suitable for severe environment. The Generator has easy maintenance, dedicated jacking oil systems for larger generators and is mounted on common base frame. The Generator has cylindrical shaft with key and key way and comes totally enclosed with water cooled air coolers. The Gas Turbine Generator with Rotor has top cooler location and slide termination.