The HX-T-137141-25-1 from A-Info is a RF & Microwave Circulator with Frequency 137 to 141 MHz, Average Power Forward 1 W, Average Power Reverse 0.1 W, Insertion Loss 1 dB, Isolation 25 dB. Tags: Coaxial Circulator. More details for HX-T-137141-25-1 can be seen below.