The PDM-005265-S4 from RF ONE Electronics is a Power Divider with Frequency 0.5 to 26.5 GHz, Insertion Loss 3.0 dB, Isolation 14 to 16 dB, Input Power 1 W (Combiner), 20 W (Divider), Amplitude Balance ±0.5 dB. Tags: Module with Connectors, Wilkinson Power Divider, Lumped Element Power Divider. More details for PDM-005265-S4 can be seen below.