The IS-044050-ZA from Spectrum Elektrotechnik GmbH is a RF & Microwave Isolator with Frequency 4.4 to 5 GHz, Average Power Forward 30 W, Average Power Reverse 10 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In Isolator. More details for IS-044050-ZA can be seen below.