The CI-510-042 from RF & Noise Components is a RF & Microwave Isolator with Frequency 500 to 520 MHz, Average Power Forward 250 W, Average Power Reverse 100 W, Insertion Loss 0.3 to 0.35 dB, Isolation 20 to 23 dB. Tags: Module with Connector, Coaxial Isolator. More details for CI-510-042 can be seen below.
