Pessure Switch for Well Pump 40-60Psi Water Pressure Switch Adjustable Differential 1/4 Inch Female NPT Water Pressure Adjustable pressure function: This is a water pump pressure control switch for perfect pressure control. When adjustable rise and fall thresholds are reached, a pressure switch with a 40-60 psi pressure setting range activates the electric water pump in the power circuit._x000D_ Widely used: 1/4 inch internal thread NPT, standard well pump replacement switch, designed for all types of electric well pumps (jet, submersible, reciprocating, etc.)._x000D_ Premium material: the pressure control switch is made of high quality material with high strength and durability. The contact can be opened when the pressure rises, extending the service life._x000D_ Easy to use: water pressure control is easy to use, stable performance, motor protection, power saving, long-term use. Material: plastic_x000D_ colour: grey Package Contents:_x000D_ 1 x pressure switch for well pump Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_