Search for: Log In Register OpenSprinkler › Forums › Hardware Questions › OSPi relay wire run max lengths? This topic has 1 reply, 2 voices, and was last updated 6 years, 11 months ago by Ray. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 14, 2017 at 8:35 pm #48524 ChrisParticipant With the OSPi, how long can my wires be from the relays to the solenoid valves? February 17, 2018 at 5:31 pm #48945 RayKeymaster You can find this information on our FAQ page: https://opensprinkler.com/faq/#technical search ‘maximum distance’ Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In OpenSprinkler › Forums › Hardware Questions › OSPi relay wire run max lengths?