PN 2814667 (277-4839-ND) sometimes called PN MCR-FL-C-UI-2UI-DCI-NC is obsolete.
Manufacture recommended replacement is PN 2905026
Please use the datasheet to confirm that PN 277-16828-ND will work for your application.
277-16828-ND
UNIVERSALLY CONFIGURABLE 4-WAY SPLITTER
277-4839-ND
SIGNAL MULTIPLIER 4-WAY SPLITTER