The 151-040-003 from Broadwave Technologies is a Power Divider with Frequency 0.5 to 2 GHz, Insertion Loss 1 dB, Isolation 20 to 25 dB, Input Power 5 W, Amplitude Balance ±0.3 dB. Tags: Module with Connectors, Reactive Power Divider. More details for 151-040-003 can be seen below.