The F2132 from WENTEQ Microwave Corp is a RF & Microwave Isolator with Frequency 4 to 5.5 GHz, Bandwidth 100MHz, Average Power Forward 5 W, Average Power Reverse 5 W, Insertion Loss 0.5 dB. Tags: Module with Connector, Coaxial Isolator. More details for F2132 can be seen below.