Starting at $725.00
Starting at $652.50

Not in stock. Usually ships in 4-6 business days [?]

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  • Easy-to-read backlit display
  • Top-of-display icons
  • Operating Temp: 23 to 113°F (73 to 235°C)
  • 10 hour Lithium Ion rechargeable battery
  • 30 seconds to start
  • Quick exchange probe filter
  • Powerful magnets allow for hand free operation
  • Condensate trap

What's in the Box

  • Probe & hose
  • Case silicon tubing
  • 5 particulate filters
  • 5 pressure plugs
  • AC power supply/recharger (USB)
  • Calibration certificate

The Testo 310 Residential Combustion Analyzer represents a new class of instruments for Testo and provides exceptional value and expanded capabilities in combustion testing. The 310 sets a new standard in reliable combustion tuning with its rugged housing, simple design and advanced sensor technology.

The easy-to-read backlit display shows more measurements which provides a more complete picture of the combustion process. Simple top-of-display icons show you the current measurement functions. After only 30 seconds the 310 is ready to test.

The 310 eliminates the need for look up charts and the purchase and disposal of expensive chemicals. The kink-resistant hose is integrated into the housing to eliminate leaks. The stainless steel probe and cone-stop is perfect for residential furnace, boiler and water heater applications. With six different fuels to select from, it provides the flexibility you need for your tuning opportunities.


Testo IR Printer
IR Printer for the 310 Combustion Analyzer
Testo Thermal Printer Paper
Thermal paper for Testo Infrared printer
In Stock


Please consider these optional accessories.

Testo Smoke Pump Test Kit
Standard Smoke Pump Test Kit (includes scale, filter paper and lubricant)
Testo Manual Smoke Pump Filter Paper
Manual smoke pump filter paper - 40 strips
Testo Smoke Pump Scale
Smoke pump scale
Testo Particle Filter 10 Pack
Particle filters - pack of 10