The T9ZB1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 9 to 10 GHz, Average Power 0.4 W, Average Power Forward 0.4 W, Insertion Loss 0.2 dB, Isolation 25 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T9ZB1 can be seen below.