Capsule Pressure gauges in Uk Capsule Pressure Gauges are suitable for measuring low pressure of gases from ranges 400mmwc to 6000mmwc. (40mbar to 600mbar) Specifications: vailable in Dial Sizes 100mm (4") & 150mm (6") Ranges from 400mmwc to 6000mmwc (600mbar) SS316 / Brass Diaphragm Capsule Stainless Steel Case and ring Standard Thread Connections Bottom or Back Mounted Applications: Measurement of Low Pressure of Gaseous Media eg. Burner Monitoring, Gas Production, Medical Applications, etc Options Available: Inbuilt Over Pressure Protection - 5 times of max pressure Accessories: Over Pressure Protector, Dampers, Scales in mmwc, mbar, mmhg, inhg Custom designed dials