Chemical seal assembly on a WIKA gaugeNeed a chemical seal with your gauge?

Lesman can build seal assemblies with in-stock gauges and ship the same day.

Get pricing & delivery...

Pressure Gauges

We've been in the pressure gauge business for more than 30 years, so we've learned a trick or two! Special dials, ranges, case materials... No Problem! We work with a network of gauge manufacturers, each with their particular expertise to complement our own. Specialty gauges are our specialty! Ametek/US Gauge, WIKA, Dwyer, Mid-West Instrument, Versa Gauge, ENFM, McDaniel Controls, United Instrument, and many more! Need a dual scale gauge? We can get one for you!

Differential Pressure Gauges
Dwyer Magnehelic/Photohelic Ultra Low Differential Pressure Gauges
Mid-West Differential Pressure Gauges
Mid-West Instrument Backflow Prevention Test Kits
Digital Pressure Gauges
Cecomp High Accuracy Digital Gauges for Liquids and Gases
PSI-Tronix High Accuracy Digital Gauges
WIKA Digital High Accuracy Test Gauges
WIKA Solar Digital Pressure Gauges
Pressure Gauges (Including Vacuum/Compound) Shop Now!
Ametek US Gauge Ammonia Refrigerant Gauges
Ametek US Gauge Boiler Service (Pressure/Temperature) Gauges 
Ametek US Gauge Diaphragm Gauges
Ametek US Gauge General Service Gauges
Ametek US Gauge Liquid-Filled Gauges
Ametek US Gauge Low Pressure Gauges
Ametek US Gauge Mechanical Contractor's Gauge
Ametek US Gauge Panel Mount Gauges
Ametek US Gauge Solid Front Process Gauges
Ametek US Gauge Sprinkler/Welding Service Gauges
Ametek US Gauge Test Gauges
WIKA 111.10 Bottom Stem Mount General Service Pressure Gauge
WIKA 111.12 Center Back Mount General Service Pressure Gauge
WIKA 111.10SP Sprinkler System Gauge
WIKA 113.13 Glycerine-Filled General Service Pressure Gauge
WIKA 131.11 Corrosion-Resistant General Service Pressure Gauge
WIKA 212.53 Stainless Steel General Industrial Pressure Gauge
WIKA 213.40 Glycerine-Filled General Industrial Gauge
WIKA 213.53 Glycerine-Filled General Industrial Pressure Gauge
WIKA 232.34 XSEL Solid Front Process Gauge
WIKA 232.34DD Direct Drive Process Gauge with External Zero Adjustment
WIKA 232.53 Stainless Steel General Industrial Gauge
WIKA 232.54 Stainless Steel General Industrial Pressure Gauge
WIKA 233.34 Liquid-Filled Solid Front Process Gauge
WIKA 233.53 Glycerine-Filled Stainless Steel General Industrial Pressure Gauge
WIKA 233.54 Glycerine-Filled General Industrial Gauge
WIKA 312.20 Precision Test Gauge
WIKA 332.34DD Direct Drive Solid Front Precision Test Gauge
WIKA 611.10 Steel Case Capsule Low Pressure Gauge
WIKA M93X.D1 All-Welded Solid Front Process Gauge and Seal System
WIKA M93X.3A All-Welded Sanitary Pressure Gauge and Diaphragm Seal Assembly
Sanitary Pressure Gauges Shop Now!
Chicago Stainless Equipment Sanitary Gauges for Food
Chicago Stainless Equipment Sanitary Pharmaceutical Gauges
WIKA M93X.3A All-Welded Sanitary Pressure Gauge and Diaphragm Seal Assembly