Duro United Instruments offers superior, rugged pressure gauges to fit any application.
Standard Duro gauge dials range from 1.5” to 8.5”. Accuracy up to 0.5% and ranges of vacuum, compound and pressure up to 20,000 PSI. Constructed with full-sized bourdon tubes (C-shaped and spiral) and mounted to precision German rack and pinion movements, Theumling’s Duro line provides the right gauge for your application.
See Our Duro Options:
All Duro United Gauges
Accugauge AG100, Digital Pressure Gauge
Operate with any liquid or gas that is compatible with 17-4PH stainless steel.
Altitude – Series 13
Indicates the height of water in tanks, stand pipes, reservoirs, or hot water heating systems.
Ammonia Gauge – Series 15
Designed for use on installations on ammonia tanks or anywhere ammonia is used.
Brass Liquid Filled Gauges – Series 2
Glycerin filled for added durability where vibration is present.
OEM Economy Gauges – Series 1
For use with gas, oil and water or any medium not corrosive to brass or bronze.
Refrigeration Gauge – Series 14
For use by refrigeration engineers requiring high quality gauges that are non-corrosive to bronze.
General Service Gauges – Series 10
Designed for use with air, gas and water or any medium not corrosive to brass or bronze.
Industrial Process Gauges – Series 20
For rugged applications where accuracy and dependability is required.
Solid Front Safety Process Gauges – Series 70 and 80
Offers the operator maximum protection in the event of a bourdon tube failure.
Stainless Liquid Filled Gauges – Series 3
Heavy duty, all stainless steel gauge.
Test Gauges – Series 2554
Only one moving part and an inconel direct drive spiral bourdon tube.
Water Level Gauge – Model CA566
Used to indicate level of water in a well.