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Reliability Direct, Inc. offers a wide variety of instruments and tools for use in the field by HVAC/R technicians. This allows HVAC/R professionals to work faster, safer and more efficiently. Providing quality instruments from noted manufacturer's such as Extech, Test Products International, and SKF; our products are used to measure Air Quality, Air Flow and Volume, Temperature and Humidity, Combustible Gases, Pressure and Vacuum, Refrigerant and air/gas leaks, as well as Multimeters and Electrical Test kits.

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AccuTrak VPE Ultrasonic Leak Detector SUP-AccuTrak VPE Ultrasonic Leak Detector

Our most popular low-cost ultrasonic leak detector.
  • Not effected by wind
  • Will not false alarm from residues or stray gasses
  • Detects any gas
  • No tips to clean or sensors to replace
  • It's one of a kind! Nothing Works like Accutrak

AccuTrak VPE 1000 Ultrasonic Inspection System SUP-AccuTrak VPE 1000 Ultrasonic Inspection System

Low-cost complete ultrasonic inspection system

  • Advanced, digitally controlled unit
  • Dedicated touchprobe sensor for optimum sensitivity and sound quality
  • Two LED displays with peak hold and 20 point bar graph
  • Separate volume and sensitivity settings
  • Wide dynamic range increases effectiveness in loud areas
  • Investigating Air Leaks, Gas and Liquid Turbulence, Electrical Discharge, and Mechanical Wear and Seal Leaks

Our Price: $2,290.00
Sale Price: $1,903.00
You save $387.00!
AN100 CFM/CMM Thermo-Anemometer Extech AN100 CFM/CMM Thermo-Anemometer

Large display of Airflow or Air Velocity

  • CFM/CMM Thermo-Anemometer
  • Simultaneous display of Air Flow or Air Velocity plus Ambient Temperature
  • Easy to set Area dimensions (cm2) are stored in the meter?s internal memory for the next power on
  • 20 point average for Air Flow 3% velocity accuracy via low friction

Our Price: $179.99
42510 WideRange Mini IR Thermometer Extech 42510A WideRange Mini IR Thermometer

Measures non-contact surface temperature up to 1200
  • Compact thermometer measures temperature from -58 to 1200F (-50 to 650C) with 0.1 resolution up to 199.9
  • Adjustable High/Low setpoints with audible alarm alerts user when temperature exceeds the programmed setpoints
  • Adjustable emissivity for better accuracy on different surfaces

Our Price: $109.99
TK430-IR Industrial Troubleshooting Kit Extech TK430-IR HVAC/R Measurement Kit

The TK430-IR Has Been Discontinued and is no longer available.

Extech MA410 400A AC Clamp Meter with Non-Contact Voltage Detector Extech MA410 400A AC Clamp Meter with Non-Contact Voltage Detector

Clamp-on Meter with Built-in Non-Contact Voltage Detector

  • Non-contact voltage detector with LED alert
  • Compact size allows measurements in tight locations
  • 1.2" (30mm) jaw size for conductors up to 500MCM

Our Price: $104.99
TPI-133 Large Display Digital Multimeter TPI-133 Large Display Digital Multimeter

Large easy to read display in full size DMM; 1,000 DC volts and 750 AC volts; 0.5% DCV basic accuracy

  • Large easy to read 2,000 count display
  • 0.5% DCV basic accuracy
  • 0 to 750 ACV; max resolution 1mV
  • 0 to 1,000 DCV; max resolution 0.1mV
  • 0 to 20MΩ; max resolution 0.1Ω
  • 0 to 10 amps AC/DC; max resolution 0.1uA
  • Data hold
  • cULus 61010-1
  • CAT II - 1000V, CAT III - 600V
  • 3 Year Limited Warranty

Our Price: $54.95