OpenSprinkler › Forums › Hardware Questions › OpenSprinkler › Pump start relays › Reply To: Pump start relays
March 20, 2016 at 10:18 pm
#41807
Ray
Keymaster
Yes, you will need a pump start relay (because a station on OpenSprinkler DC can only drive a load up to 1 amp max, if your pump requires 5 amp, you will need a relay).