Learn more. Below you’ll find ratings and reviews of the best smart sprinkler controllers from our tests. One crucial factor sets these top performers apart from the rest of the pack.

Ok, software done; on to the relay controller box! [danman]’s sprinkler system has four 12V AC valves that need wrangling, and no data cables, necessitating the wireless setup. Initially ...

The brains of the operation is handled by a Moteino, which is a Arduino compatible micro controller board with WiFi on board. In order to interface with the sprinkler system, an interface PCB is made.