The RFLC136M151M100W from RF-Lambda is a Space Qualified Circulator with Frequency 136 to 151 MHz, Bandwidth 15 MHz, Average Power Forward 100 to 200 W, Insertion Loss 0.50 dB, Isolation 20 dB. Tags: Drop-in, Drop-in Circulator. More details for RFLC136M151M100W can be seen below.