A control system is only as good as its instrumentation. Preferred Controls is regularly engaged in providing and supporting the instrumentation used in our control systems. We are trained to support instruments from some of the biggest names in the industry including Rosemount, Siemens, McCrometer, Aschcroft, Drexelbrook, Sigma, KPSI, Hach and more.

In addition Preferred Controls is also the manufacturer of a high performance bubbler level detection system. Look to Preferred Controls to provide a complete instrumentation package for your needs.


  • Mag Meters
  • Turbidity Analyzers
  • Pressure Transmitters
  • Turbine Meters
  • Gas Analyzers
  • Float Switches
  • Submersible Transmitters
  • Chlorine Residual
  • Ultrasonic Detectors
  • Temperature
  • And More