With PC chip control electronic pressure switch,avoild frequent take off pressure switch ,long service life.

When pump is not used for a long time ,every 72h it will start for 10s in order to avoid the lock of machine.

When no inlet water ,the water pump continuous detecting 8 minutes,automatically enter the water protection system.To avoid the pump in the anhydrous state run for a long time.

Ncrease the startup delay function when the electric pump inserted into the socket,delay 3s start,avoild spark-over socket,protect the personal safety .

The flow priority system,electric pump use acme,truly achieve the full pressure .