The EC2300F2400DA from ECHO Microwave is a RF & Microwave Circulator with Frequency 2.3 to 2.4 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 20 dB, Operating Temperature -20 to 60 Degree C. Tags: Drop-in Circulator. More details for EC2300F2400DA can be seen below.