Material:Pure copper coil + flame retardant material Installation pitch:25mmx25mm
DC 24V 1/4" Quick connect Solenoid valve.
Turn on water when system start;and cut off water when system stop.
It will become hot because there are so many coils inside. It’s normal and safe phenomenon. The highest working temperature of this product reaches 60℃. If you want it works long hours, you should find a N/O normally open solenoid valve.