Project Equipment offers Pressure and Temperature Switches for Chemical Plants. Project Equipment offers a wide range of valves, pipes, tubes, pipe fittings, etc. The Pressure and Temperature Switches for Chemical Plants are also applicable in power plants, water treatment plants, petro chemical plants, pulp and paper mills, steel mills, diesel locomotives and machine tools. It includes Range 4-17 ATMG and Size: 3/8 inch BSP Male.