The QPD4-30-520-1K-EN from Qualwave is a Power Divider with Frequency 0.03 to 0.52 GHz, Insertion Loss 0.7 dB, Isolation 10 dB, Input Power 1 kW, Amplitude Balance 0.2 dB. Tags: Module with Connectors. More details for QPD4-30-520-1K-EN can be seen below.