The ZFA50K-40MF-YA from ZTS Technologies is a Fixed Attenuator with Frequency DC to 40 GHz, Attenuation 30 to 40 dB, Power 50 W, Peak Power 0.25 kW, Operating Temperature -55 to 125 Degree C. Tags: Module with Connectors. More details for ZFA50K-40MF-YA can be seen below.