OpenSprinkler › Forums › Hardware Questions › Where do you buy 24vac transformers in Europe? › Reply To: Where do you buy 24vac transformers in Europe? June 13, 2017 at 2:08 am #46717 RayKeymaster Not sure if this helps: it doesn’t have to be 24VAC: slightly lower is also fine (for example, 22VAC or even 20VAC is also fine). Don’t go higher than 26VAC though.
