Pressure Gauges
Differential Pressure Gauges
General Service (DRY)
Heavy Duty (DRY)
Dry/2-1-2% Accuracy – Quality Series
Liquid Filled
Filled, Fillable – Severe Service
Low Pressure
Diaphragm/Capsule Accuracy
Process Gauges
With over 155 years of proven experience, an extensive list of designs and options make the Marsh Instruments line of Process Gauges the intelligent and practical choice in process instrumentation. All case styles feature SAFECASE solid front construction.
HVAC/Refrigeration
Marsh Instruments has offered the widest variety of gauges and thermometers for HVAC and refrigeration applications for over 155 years. Whether commercial, industrial, or residential, Marsh Instruments has the instruments to meet your HVAC/R needs.
Test Gauges
Marsh Instruments Test Gauges are precision test instruments designed for use where high accuracy is demanded. Available in a variety of dial sizes and configurations, Marsh Instruments Test Gauges are the instrument of choice for laboratory and industrial applications requiring precise measurement.
Special Application
Marsh Instruments manufactures a wide variety of gauges for special applications. These industry specific products are designed and engineered with the application in mind. Whether standard or custom, Marsh Instruments constructs gauges to suit any application.
Custom Gauges
Marsh Instruments manufactures a wide variety of gauges for special applications. These industry specific products are designed and engineered with the application in mind. Whether standard or custom, Marsh Instruments constructs gauges to suit any application.
