Introduction

A pressure switch is a form of switch that makes electrical contact when a certain set pressure has been reached on its input. This is used to provide on/off switching from a pneumatic or hydraulic source. The switch may be designed to make contact either on pressure rise or on pressure fall.

This switch is suitable for automatic control of air pressure or wated pressure, and also can be used for boliler alarm, pressure relief and automatic water feeding by means of equipping with the accessories.Therefore, this switch widely serves the occasions that require the automatic control of air pressure