The AT30A-020040J-2-NF from Aaren Technology Ltd is a Power Divider with Frequency 2 to 4 GHz, Insertion Loss 0.40 dB, Isolation 20 dB, Input Power 30 W, Amplitude Balance ±0.2 dB. Tags: Module with Connectors. More details for AT30A-020040J-2-NF can be seen below.