The RFLC202M90G15S from RF-Lambda is a Space Qualified Circulator with Frequency 900 MHz to 1.5 GHz, Bandwidth 600 MHz, Average Power Forward 50 W, Insertion Loss 0.5 to 0.6 dB, Isolation 17 to 18 dB. Tags: Module with Connector, Coaxial Circulator. More details for RFLC202M90G15S can be seen below.