The SGK6472-30A from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 6.4 to 7.2 GHz, Power 44 to 45 dBm, Power(W) 25.12 to 31.62 W, Gain 11.5 to 12.5 dB, Power Added Effeciency 0.4. Tags: Flanged. More details for SGK6472-30A can be seen below.