The RFLC-216-1S-700 from RF-Lambda is a Space Qualified Circulator with Frequency 600 to 800 MHz, Bandwidth 200 MHz, Average Power Forward 100 W, Average Power Reverse 10 W, Insertion Loss 0.80 dB. Tags: Module with Connector, Coaxial Circulator. More details for RFLC-216-1S-700 can be seen below.