Voltage: 24VDC.
Port size: 1/4"NPT female thread.
The main material of the switch is made of food grade plastic POM with NSF & FDA approval.
The material of the rubber used inside the switch is made of EPDM with NSF & FDA approval.
The pre-set water pressure for the switch to turn off the booster pump ≦ 0.25MPa(3.6psi).
The water pressure for the switch to turn on the booster pump ≧ 0.01MPa(1.5psi).
Max working water pressure: 3.5MPa(507psi).
Used in Reverse Osmosis water system.