The RFLC-HXD-7A-168MHZ from RF-Lambda is a Space Qualified Circulator with Frequency 163 to 168 MHz, Bandwidth 5 MHz, Average Power 100 W, Average Power Forward 100 W(Power Handling CW), Insertion Loss 0.50 dB. Tags: Module with Connector, Coaxial Circulator. More details for RFLC-HXD-7A-168MHZ can be seen below.