The WM4PD-0.5-18-S from Werbel Microwave is a Power Divider with Frequency 0.5 to 18 GHz, Insertion Loss 0.9 to 3.9 dB, Isolation 12 to 20 dB, Input Power 20 W, Amplitude Balance 0.3 to 1.9 dB. Tags: Module with Connectors. More details for WM4PD-0.5-18-S can be seen below.