The RFSL2258-T200 from RF-CI is a RF & Microwave Isolator with Frequency 850 MHz to 1 GHz, Average Power Forward 200 W, Average Power Reverse 200 W, Peak Power Forward 1 kW, Insertion Loss 0.3 to 0.4 dB. Tags: Drop-In, Drop-In Isolator. More details for RFSL2258-T200 can be seen below.