The QPD4-4-30-3K-N from Qualwave is a Power Divider with Frequency 4 to 30 MHz, Insertion Loss 0.35 dB, Isolation 20 dB, Input Power 30 kW, Storage Temperature -55 to 85 Degree C. Tags: Module with Connectors. More details for QPD4-4-30-3K-N can be seen below.