The C1AV1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.01 to 1.05 GHz, Average Power 2 kW, Average Power Forward 2 kW, Peak Power 40 W, Insertion Loss 0.3 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C1AV1 can be seen below.