The PYK100 smart digital pressure switch consists of 2088 cast aluminum case, stainless steel connector, diffused Silicon pressure core, and all-digital circuit board. The protection level is high, the display is intuitive, the operation is simple, the safety is reliable, and the switch point is set on the spot. It is widely used in hydropower, tap water, petroleum, chemical, mechanical, hydraulic and other industries to measure and control the pressure of fluid media.