The IS-036043-ZA from Spectrum Elektrotechnik GmbH is a RF & Microwave Isolator with Frequency 3.6 to 4.3 GHz, Average Power Forward 30 W, Average Power Reverse 10 W, Insertion Loss 0.5 dB, Isolation 18 dB. Tags: Drop-In Isolator. More details for IS-036043-ZA can be seen below.