The 15-2104-0 from Diamond Antenna and Microwave Corporation is a Coaxial Rotary Joint with Frequency 0.03 to 3 GHz, Average Power 225000 W (225 kW), Peak Power 225 kW, Insertion Loss 0.05 dB, Operating Temperature 32 to 120 Degree C. More details for 15-2104-0 can be seen below.