The SAT27B300XX18GH from Sainty-Tech Communications Limited is a Fixed Attenuator with Frequency DC to 18 GHz, Attenuation 10 dB, 20 dB, 30 dB, 40 dB, 50 dB, Power 300 W, Peak Power 1 kW, Weight GH:1.5Kg, GHF:2.85Kg GHE:4Kg. Tags: Module with Connectors. More details for SAT27B300XX18GH can be seen below.