425 diadem tiara horstman

[Don2711]

Is it possible to get additional off / on ? Keys for this system and insert into existing timer ?

 

[mogget]

No I don't think it is, would be nice though! Unfortunately it's only designed for 4 on/offs.

 

[OwainDIYer]

not as far as I am aware.

However there are lots of programmers that are a straight replacement on the same backplate.

 

[doitall]

Actually in a roundabout sort of way you could connect a programmable room stat

 

[Gasescape]

Straight swap for a channel plus xl , giving you more options .