The SIKA high-pressure gauges with 100 or 160 mm stainless steel cases measure pressure up to 4000 bar in hydraulic systems. They are high-pressure versions of Bourdon tube pressure gauges. DIN display ranges are available from 0 to 2500 bar and 0 to 4000 bar.
These pressure gauges comply with safety features EN 837-1 S3. They have a solid front, pressure relief back, and a laminated safety glass window.