Let's follow up this discussion at the Neptune Community
(this forum will be kept in read-only mode)
Release Notes for 2.20 SP02
Yes the numberUnit are included in the Support Package 2. Just in time for our delivery team :-)
To check the Neptune version, in the SAPGUI, click on menue entry System -> Status -> The press on the component version:
There you find the Main Release version and the support package level.
Our support package will always include all previous ones. So you can download and install SP02 on top of NAD 2.20.