The NDC-0114 from Stellant Systems is a RF & Microwave Circulator with Frequency 1.3 to 1.4 GHz, Average Power Forward 2 W, Peak Power 125 W, Insertion Loss 0.3 to 0.4 dB, Isolation 20 to 23 dB. Tags: Drop-In, Drop-in Circulator. More details for NDC-0114 can be seen below.