WM3PD-6-18-S is a 3-way Wilkinson divider that operates from 6 to 18 GHz.  It is part of Werbel Microwave’s catalog of splitters that offer a wide range of port count and frequency ranges.  Its compact aluminum enclosure measures 1.57 x 1.57 x 0.38 inches.  The device is RoHS compliant, however it may be specially ordered with lead solder.  Return loss 14dB typical input, 15dB typical output.  Insertion loss above 4.8dB is 0.3dB typical.  Isolation 23 dB typ.  Phase balance 3.4 degrees typical.  Designed, assembled and tested in USA.