The T10AJ1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 10.25 to 10.5 GHz, Average Power 20 to 25 W, Average Power Forward 20 to 25 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for T10AJ1 can be seen below.