The C2ZE1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2.9 to 3.4 GHz, Average Power 1.2 kW, Average Power Forward 1.2 kW, Insertion Loss 0.3 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for C2ZE1 can be seen below.