Looks like 120 VAC so you should be good to go. I always want to recommend to check, as I saw some cut wires on the bottom of the Intermatic.
Looks like the existing set up maybe watered one zone per day - on and then off with the blades and just kept a rotation going. Does that line up with reality?
I think four zones and one pipe is typically a dead end.
Here is one of the posts regarding replacing an indexing valve system with solenoids. Start around post 43 - the first 42 posts are about the electrical changes with the pump, etc.