Class 1 Liquid Filled Gauge
Class 1 2.5″ 0-400psi Pressure Gauge
Class 1 Fire Service Gauges
Class1 is a leading manufacturer of gauges that exceed the rigorous
demands of fire service professionals. We offer standard liquid filled,
Backlit and Duplex gauges are available in a wide variety of sizes and
The fill fluid in the case of the gauge dampens pulsations and vibration while eliminating the need for snubber valves. In
addition, Interlube fill eliminates fogged lenses, rust and corrosion.
The demands of fire fighting professionals for accurate and reliable instrument readings have been met by
thousands of Class1 freeze proof pressure gauges that are now in service and meet or exceed NFPA and
To learn more about Class 1 gauges, see the Class 1 Gauge Brochure.
The Fire Line Store offers a wide range of Class 1 Gauges.