The 50PD-902 from JFW Industries is a 2-Way Power Divider/Combiner that operates from 1 to 18 GHz. It can handle an RF input power of 5 W (divider ports) and 0.25 W (combiner ports), provides more than 16 dB of isolation and has an insertion loss of 1.4 dB. This power divider/combiner has amplitude tracking of ±0.6 dB and a phase tracking of ±7°. It is available in a module that measures 3.90 x 0.94 x 0.39 inches and has SMA-female connectors.