The Supajet 202 has the same footprint and connections as the Supajet 102 making it a direct replacement for the SupaJet 102
http://www.showerdoc.com/shower-spares/supajet/ZSUPJ-2071-202-Supajet-202-Power-Shower-(-Exposed-)
However the manufacture is having a problem with tooling and they keep putting back the delivery dates all I can advise is to keep an eye on the website.
Yes the outlet needs to be pointing to approximately the 8 O clock or 4 O clock position then the cover and knob will pull forward together.
It is not an exact match however the inlets are fairly close (I think about 3 or 4mm difference)
Width Height Depth
Shower unit: 195mm 208mm 76mm
Transformer: 125mm 82mm 95mm