The RFLC090M21M29 from RF-Lambda is a Space Qualified Circulator with Frequency 214 to 286 MHz, Bandwidth 72 MHz, Average Power Forward 50 W, Insertion Loss 0.6 dB, Isolation 19 to 20 dB. Tags: Module with Connector, Coaxial Circulator. More details for RFLC090M21M29 can be seen below.