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Gas Analyzers

Reliability Direct, Inc. offers portable, quality gas analyzers used in the monitoring and analysis of Industrial, Environmental, Process and Automotive Emissions. We represent noted manufacturer's such as Extech Instruments, Dwyer Instruments, and Test Products International. Applications range from simple Combustible Gas Leak Detectors to sophisticated CO and NOX Analyzers.
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EZ40 EzFlex Combustible Gas Detector Extech EZ40 EzFlex Combustible Gas Detector

Quickly Identifies and Pinpoints gas leaks

  • 16" (406mm) gooseneck for easy access into hard to reach locations
  • Visible and audible alarm at 10%
  • Locate the smallest leaks

List Price: $148.99
Our Price: $152.69
Sale Price: $130.99
You save $18.00!
TPI-A771 Carbon Monoxide Adapter TPI-A771 Carbon Monoxide Adapter

The A771 is a CO adapter designed to work with your DMM to measure ambient air CO. Can also be used as a personal CO alarm.
  • Built-in Alarm is preset to 30ppm. Setting can be set by user.
  • Use with any DMM with minimum 2 1/2 digit LCD, 2 or 4 Volt DC range and 10M Ohm or greater input impedance.
  • Detect CO levels from 0-1999 ppm, with resolution as low as 0.1 ppm and ñ5% of reading accuracy.
  • Soft pouch included.

Our Price: $142.95
TPI-707 Carbon Monoxide Analyzer TPI-707 Carbon Monoxide Analyzer

The 707 tests flue gases at home or office spaces for the presence and location of carbon monoxide leaks. This instrument fits comfortably in your hand and operates with just the push of a button.
  • Pump driven
  • Pump flow block indicator
  • 1 ppm sensitivity
  • Measures from 0 to 9,999 ppm
  • Auto zero
  • Backlit display
  • Easy field calibration, low cost CO sensor

Our Price: $412.95
TPI-708 Combustion Efficiency Flue Gas Analyzer TPI-708 Combustion Efficiency Flue Gas Analyzer

No furnace installation or service work should be performed without doing a gas leak test and a Carbon Monoxide (CO) Test. Combustion Efficiency Analyzer Three Tools in One! The 708 is an affordable combustion efficiency analyzer, CO analyzer, and a differential thermometer for residential and light industrial applications.
  • Measures CO, O2 and temperature
  • Calculates CO2, efficiency, excess air and CO air free
  • Selectable fuels: natural gas, light oil, heavy oil and LPG
  • Pump driven for fast response
  • Flue probe with built-in thermocouple
  • IR printer port - use optional A740 Infrared Printer
  • Soft carrying case
  • Protective rubber boot

Our Price: $549.95
TPI-712 Combustion Gas Analyzer TPI-712 Combustion Gas Analyzer

Accurately test flue gases in furnaces and domestic boilers to determine operation efficiency. Time/date documentation for future reference. Measures CO, O2, pressure, and temperature
  • Calculates CO2 and gross or net efficiency
  • Works on High Efficiency furnace
  • Select between 4 fuels (Natural Gas, LPG, Light Oil, Heavy Oil)
  • Pump driven for fast response
  • Dual input differential manometer with 3 selectable units of measure: kPa, mBar, inH2O
  • Flue probe with built-in thermocouple
  • IR printer port - use optional A740 Infrared Printer
  • Soft carrying case
  • Protective rubber boot

Our Price: $849.95
TPI-720b Combustible Gas Leak Detector TPI-720b Combustible Gas Leak Detector

Easily operate the 720 with one hand while detecting the presence of combustible gases. Pinpoint leak sources with its audible and visual indicators.
  • Instant response
  • 10 ppm sensitivity
  • Adjustable tic rate
  • One-hand operation
  • Visual and audible leak indication
  • 16'' gooseneck
  • Soft carrying pouch

Our Price: $164.95
TPI-725 Pen Style Combustible Gas Leak Detector TPI-725 Pen Style Combustible Gas Leak Detector

No furnace installation or service work should be performed without doing a gas leak test. Check all pipes, fittings, and valves for gas leaks, if any leaks are found they should be repaired or replaced. The 725 detects combustible gasses including natural gas, methane, propane(LPG), gasoline, diesel, and kerosene.
  • Trace natural gas lines and fittings for leaks
  • Check gas applications for leaks
  • Check propane tanks, fitting lines, and heaters for leaks
  • Check gas generators for fuel leaks
  • Test confined spaces for gas build-up

Our Price: $65.95
TPI-770 Ambient CO Monitor TPI-770 Ambient CO Monitor

The 770 is a state-of-the-art carbon monoxide instrument designed to measure CO in ambient air. This palm-sized unit displays readings in 1 ppm increments.
  • Measure CO from 0 to 999 PPM
  • Displays the max. CO reading in PPM since power on
  • Displays, in hours and minutes, time elapsed since power on
  • Displays user set value of audible and visual alarm
  • Audible alarm can be switched on or off by pressing SEL button

Our Price: $241.95
TPI-775 Ambient CO and Combustible Gas Leak Detector TPI-775 Ambient CO and Combustible Gas Leak Detector

No furnace installation or service work should be performed without doing a gas leak test. Check all pipes, fittings, and valves for gas leaks, if any leaks are found they should be repaired or replaced. The TPI 775 is a state-of-the-art Carbon Monoxide and Combustible Gas Leak Detector. It is the first of its kind to combine both detection technologies into one easy to use hand-held affordable instrument.
  • One-handed operation
  • Auto Zero
  • Backlight
  • Audible & visual alarms
  • Flexible 16" gooseneck
  • Soft carrying case

Our Price: $412.95