The SL8289T01 from QUEST Microwave is a RF & Microwave Isolator with Frequency 824 to 890 MHz, Average Power Forward 75 W, Average Power Reverse 10 W, Insertion Loss 0.4 dB Max., Isolation 20 dB Min.. Tags: Module with Connector, Coaxial Isolator. More details for SL8289T01 can be seen below.