Winters, PSQ201026B, PSQ 4" Dial, 30"/0/200 PSI/bar, 2" 3A All-Purpose Quality Sanitary Gauge Features: Quality series for all sanitary gauge systems Food grade glycerin filling standard Electro-polish finish Industrial grade polycarbonate lens standard Clean-In-Place and steam-in-place design 2" Tri-Clamp ® connections back ASME B40.100 compliant CRN Registered 5 year warranty Applications: Built to withstand all sanitary applications where 3A approval is required including food, beverage and dairy installations