The SAT39A100XX12 from Sainty-Tech Communications Limited is a Fixed Attenuator with Frequency DC to 12.4 GHz, Attenuation 3 dB, 6 dB, 10 dB, 20 dB, Power 100 W, Peak Power 0.5 kW, Weight A:386g, B:910g. Tags: Module with Connectors. More details for SAT39A100XX12 can be seen below.