The QDC6466K from Qualwave is a RF & Microwave Circulator with Frequency 950 to 2000 MHz, Bandwidth 1050 MHz, Average Power Forward 10 to 100 W, Insertion Loss 0.6 to 0.7 dB, Isolation 16 to 17 dB. Tags: Drop-In, Drop-in Circulator. More details for QDC6466K can be seen below.