The ZFA2U-50B-YA from ZTS Technologies is a Fixed Attenuator with Frequency DC to 50 GHz, Attenuation 1 to 30 dB, Power 2 W, Peak Power 20 W, Operating Temperature -55 to 125 Degree C. Tags: Module with Connectors. More details for ZFA2U-50B-YA can be seen below.