The RFLI-312-3 from RF-Lambda is a RF & Microwave Isolator with Frequency 2.5 to 4 GHz, Bandwidth 300 MHz, Average Power Forward 10 W, Average Power Reverse 2 W, Insertion Loss 0.5 dB. Tags: Drop-In, Drop-In Isolator. More details for RFLI-312-3 can be seen below.