The PDM-00512-S3 from RF ONE Electronics is a Power Divider with Frequency 0.5 to 12 GHz, Insertion Loss 2.6 dB, Isolation 15 dB, Input Power 1 W (Combiner), 20 W (Divider), Amplitude Balance ±0.8 dB. Tags: Module with Connectors, Wilkinson Power Divider, Lumped Element Power Divider. More details for PDM-00512-S3 can be seen below.