The RFLI-315-2 from RF-Lambda is a RF & Microwave Isolator with Frequency 2.5 to 4.2 GHz, Bandwidth 100 MHz, Average Power Forward 10 W, Average Power Reverse 1 W, Insertion Loss 0.4 dB. Tags: Drop-In, Drop-In Isolator. More details for RFLI-315-2 can be seen below.