The RFLC16HXD950 from RF-Lambda is a Space Qualified Circulator with Frequency 800 MHz to 1 GHz, Bandwidth 200 MHz, Average Power Forward 500 W, Average Power Reverse 500 W, Peak Power 1200 W. Tags: Module with Connector, Coaxial Circulator. More details for RFLC16HXD950 can be seen below.