The EGN21C030MK from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 2.14 GHz, Power 42 dBm, Power(W) 15.85 W, Saturated Power 44 to 45 dBm, Power Gain (Gp) 18 to 19 dB. Tags: Flanged. More details for EGN21C030MK can be seen below.