Stepper Cable Splitter with Wago ends

[don]

While doing some cleaning and organizing I came across this Y Cable splitter. I can't remember what this was for.
I purchased a 2004 4896PRT with spindle and indexer.

Any Ideas what this was to be used for?
Thanks in advance.
http://www.talkshopbot.com/forum/attachment.php?attachmentid=25727&stc=1