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Electronic flow pressure switch, booster hot water special pressure controller, water pump automatic controller

price:USD$606.00
discount 70% in 2018-10-15 to 2018-10-17
price: USD$ 424.20
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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The pressure switch is to control the pump and not to boost the pressure.

To control the water pump, high pressure low pressure automatic stop, automatic start (the faucet is opened, the pressure switch make the pump start work; turn off the tap, let the water pump stops working pressure switch)
To water protection function, automatic water pump, water pump automatically, prevent idling pump burning