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Peerless offers a complete line of instrumentation products for the purpose of measuring and controlling pressures, temperatures, thicknesses and flow levels. If you’re an engineer, plant operator or scientist; then you know how critical instrumentation is for helping to prevent failure, enhancing safety and maintaining quality control for numerous applications. Types include:


  • Thermocouples and RTDs
  • NEMA Class 1 Division 1 Explosion Proof
  • Pressure Transducers and Transmitters
  • Differential Pressure Transmitters
  • Pressure and Vacuum Switches
  • Differential Pressure Gauges and Switches
  • Flow Meters and Switches
  • Level Switches and Gauges
  • Level Indicators and Transmitters
  • Conductivity Meters and TDS Meters
  • Density Meters
  • Temperature Switches and Gauges
  • Temperature Indicators
  • Proximity Switches


  • Liquid Filled and Bi-metal Thermometers
  • Manometers
  • Iso-rings
  • Bourdon Tube Pressure Gauge
  • Diaphragm Seals
  • Visi-Flow

Instrumentation can be used anywhere that experiences a change in pressure, temperature, liquid level, flow rate, etc; or anywhere a system designer sees a necessary data point.

Applications include food and beverage; breweries; pharmaceutical; sanitation; nuclear plants; the military; petrochemical; oil & gas, etc. This includes pressure gauges for oil refining, temperature measurement devices for chemical processing, and level measurement sensors for storage tanks.

Our partnership with REOTEMP Instruments has allowed us to provide our customers with outstanding technical customer service, on-time deliveries and continued engineering innovation.

Partner Spotlight: REOTEMP Instruments

Reotemp Instruments is a globally recognized ISO 9001 manufacturer of temperature and pressure instrumentation. They provide bimetallic thermometers, pressure gauges, diaphragm seals, RTDs, thermocouples, thermowells, valves, flushing rings, pressure transmitters, compost thermometers, and related accessories to a variety of process markets worldwide.

Temperature Sensors: Thermocouples vs. RTDs

Thermocouples and RTDs are two types of temperature sensors that can be used in a variety of applications. Here, we will highlight the differences between them and look at some common factors that go into making the decision between using one or the other.

Why Choose Peerless?

As a leader in safety, Peerless understands the importance of building safe, reliable piping systems that last for years to come.

  • Extensive Partnerships
  • Advanced ERP & MRP Systems
  • 3D CAD/CAM Software
  • AML Friendly
  • On-Line Chat Support