The RFLC-116-3 from RF-Lambda is a Space Qualified Circulator with Frequency 225 to 400 MHz, Bandwidth 175 MHz, Average Power 100 W, Average Power Forward 100 W(Power Handling CW), Insertion Loss 1.5 to 1.6 dB. Tags: Module with Connector, Coaxial Circulator. More details for RFLC-116-3 can be seen below.