Colorado Line Card

The Colorado Office is based out of Highlands Ranch and covers Colorado, SE Wyoming and N New Mexico.


Liquid Level Sensors & Pressure Transducers.


Electronic Flow Switches, Liquid Level Switches and Temperature Switches


General purpose variable speed drives. Industrial, Commercial and Municipal applications

Precision Calibration Gas Mixtures.

True Digital On-Line Refractometers and Optical Measurement of Liquid Concentrations
Kessler-Ellis Products

Kessler-Ellis Products, Flow Computers, HMI Software, Counters, Rate Meters and PLC’s

Industrial Lasers for Level and Safety Control
M-System - Automation Components Company
Signal Conditioners, Alarms, Isolators, Pneumatic Converters, Indicators, Integrators and Controllers

Tank Level

Magnetic Liquid Gage for level indication.

Penn Scale

Electronics scales & weight/count controls, including weigh counting, weighing platforms, digital weight or count indicators and OEM products

USB & Wireless HART Communications

Qal-TekRadiation Safety Experts for anything from: Source Disposal, Radiation Safety Training, Regulatory Compliance, Calibrations & Repair & Smart Instrument Management Program.


Liquid Analytical Instrumentation pH, Conductivity, ORP, Dissolved Oxygen


Combustion O2 Analyzers, Hagan Drives for Boiler control. Zirconium Oxide Sensors & Opacity Monitors.

Sulivan & Sons

Remanufactured Control Valves and Instrumentation --- Fisher, Rosemount, Foxboro, Bailey, Yokogowa and others...

Temperature sensing devices including Thermocouples, RTD's, Bimetallic Thermometers and Thermowells.

Thermo Scientific

High Purity Water analysis instruments pH, ISE, conductivity and DO meters, electrodes and solutions.

Thermo Scientific

Formerly TN and Kay-Ray/Sensall, Nuclear Density,Level Sensors, Capacitance and Ultrasonic Level Sensors


Unitherm heat control products are efficient, low cost method for installing heat traced instrument lines. They are engineered to the specifications of the refining, petrochemical,chemical,power and associated industries.


Metering Pumps pH/ORP, Conductivity Sensors, Boiler and Cooling Tower Controls


Pressure Switch  and Belleville Spring products and applications.