The T129145/DG from Smiths Interconnect is a RF & Microwave Isolator with Frequency 12.95 to 14.5 GHz, Average Power Forward 5 W, Average Power Reverse 1 W, Peak Power Forward 0.005 kW, Insertion Loss 0.45 dB. Tags: Microstrip, Microstrip Isolator. More details for T129145/DG can be seen below.