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"Proven Equipment for the Oil & Gas Industry for over 25 years."

Apex Instruments Featured Products

New Crystal HPC50

  • Accuracy: 0.035% of Reading

  • Gauge, Absolute, and Differential Pressure to 15,000 psi

  • Combined Pressure and mA Loop Calibrator

  • Fully Temperature Compensated from -20 to 50 °C

  • Current, Voltage, Switch Test, Temperature

  • External APM Pressure Module

  • Intrinsically Safe


JOFRA RTC Temperature Calibrator

-Dynamic Load Compensation

-Sanitary Clamp Sensor Calibrations

-Mains Variance Immunity

-Free Calibration Software


ThermoProbe TL3-A

Intrinsically Safe Reference Thermometer

  • Intrinsically Safe Portable Stem Thermometer for Laboratory and Field Reference

  • Resolution 0.01 Degrees

  • Accuracy +/-0.1 °F from 14 to 320°F 

  • Range: -40°F to 400°F (-40°C to 204°C)

  • Stainless Steel RTD temperature sensor

  • Temperature Time Constant: 6 Seconds in Circulated Water Bath



Quality Sales, Consulting, and Service

Apex Instruments, Inc - a leading supplier of Petrochemical equipment in the Rocky Mountain & High Plains Region for over 25 years.

We supply cutting edge measurement technology & proven devices to benefit our customer's operating efficiency & accuracy.

Apex Instruments has an ISO 17025 Accredited Metrology Calibration Lab that provides Accredited Calibrations, NIST Tracelable calibrations, and repairs for test equipment. 

Founded in 1998, Apex Instruments is headquartered in Centennial, Colorado.

We have sales representatives that cover the States of Colorado, New Mexico, Oklahoma, Utah, Montana, Idaho, Nebraska, Kansas, Arkansas, North Dakota, South Dakota, Texas, and Wyoming.

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