Efficiency measurement

Fast and easy to operate: intuitive measurement menus and fast-response Smart-Touch display

Including O₂ and CO sensor up to 4,000 ppm

Large 5-inch HD display – see all the system's measuring values at a glance

In the kit: testo 300 flue gas analyzer, including O₂ and CO sensor up to 4,000 ppm, mains unit, basic flue gas probe, spare dirt filters, testo Bluetooth^® printer, spare thermal paper, EasyHeat software, instrument case

Fast and easy to operate: intuitive measurement menus and fast-response Smart-Touch display

Including O₂ and CO sensor up to 4,000 ppm

Large 5-inch HD display – see all the system's measuring values at a glance

In the kit: testo 300 flue gas analyzer, including O₂ and CO sensor up to 4,000 ppm, mains unit, basic flue gas probe, spare dirt filters, EasyHeat software, instrument case

Intuitive, smart, efficient: intuitive measurement menus, fast-response Smart-Touch operation, on-site documentation, e-mailing of reports

Including O₂ and CO sensor up to 4,000 ppm (NO sensor - can be retrofitted)

High-quality sensor technology with up to 6 years' service life

In the kit: testo 300 Longlife flue gas analyzer, including O₂ and CO sensor up to 4,000 ppm, mains unit, basic flue gas probe, spare dirt filters, EasyHeat software, case

Intuitive, smart, efficient: intuitive measurement menus, fast-response Smart-Touch operation, on-site documentation, e-mailing of reports

Including O₂ and CO sensor up to 4,000 ppm (NO sensor - can be retrofitted)

High-quality sensor technology with up to 6 years' service life

In the kit: testo 300 Longlife flue gas analyzer, including O₂ and CO sensor up to 4,000 ppm, mains unit, basic flue gas probe, spare dirt filters, testo Bluetooth^® printer, spare thermal paper, EasyHeat software, case

Intuitive, smart, efficient: intuitive measurement menus, fast-response Smart-Touch operation, on-site documentation, e-mailing of reports

Including O₂, CO H₂-compensated sensor up to 30,000 ppm (NO sensor - can be retrofitted)

High-quality sensor technology with up to 6 years' service life

In the kit: testo 300 Longlife flue gas analyzer, including O₂ and CO H₂-compensated sensor up to 30,000 ppm (NO - can be retrofitted), mains unit, modular flue gas probe, spare dirt filters, EasyHeat software, case

Robust and light instrument for daily use

30 seconds sensor zeroing

Integrated condensate trap

Integrated magnets for easy fixing to burner

Direct O₂, CO, flue gas and ambient temperature measurements

Integrated measurement menu for flue gas, draft, CO ambient air and pressure

Quick sensor zero in only 30 seconds

Large, backlit digital display, rechargeable lithium battery with up to 10 hours life

Easy probe shaft replacement via quick-change click system

Flue gas path and temperature channel can be connected to the instrument via a bayonet lock

Integrated dirt filter protects instrument and sensors

Integrated thermocouple probe for temperature measurements up to 500 °C

Flexible positioning (immersion depth 190 mm, cable length 2.2 m) 

Cone for attachment included

Measuring range: 0 to +100 °C

Detection of leaks and blockages in the dual wall clearance

Curved probe for easy insertion into the dual wall clearance

Can be plugged directly into the flue gas analyzer 

Shock-resistant thanks to plastic basket

Measuring range: 0 to +80 °C

Easy probe shaft replacement via quick-change click system

Flue gas path and temperature channel can be connected to the instrument via a bayonet lock

Integrated dirt filter protects instrument and sensors

Integrated thermocouple probe for temperature measurements up to 500 °C

Flue gas path, draught path and temperature probe can be connected via a single probe coupling

Easy-to-replace dirt filter

Temperatures of up to 500 °C can be measured thanks to the thermocouple probe

Includes practical cone for attachment

Flue gas path and temperature channel can be connected to the instrument via a bayonet lock

Integrated dirt filter protects instrument and sensors

Integrated thermocouple probe for temperature measurements up to 500 °C

Includes practical cone for attachment

Pressure tests up to 25 bar 

Pressure tests on fluids

High-pressure tests on water pipes, tests on waste water pipes according to DIN EN 1610

Can be attached to testo 312-4 and testo 324

Ideal for precise solid fuel measurements

Temperature measurements up to 300°C

Included in the kit: modular probe shaft with pre-filter, solid fuel adapter, cone, gas sampling hose with integrated condensate trap

Carrying out heating system checks and 4 pascal measurement with compatible flue gas analyzer and accessories

Simultaneous measurement of gas pressure and flue gas values

No zero point drift during pressure measurement (cyclic zeroing)

Flexible positioning (immersion depth 60 mm, cable length 2.2 m)

Cone for attachment included in the scope of delivery

Measuring range: 0 to +100°C

Easy probe shaft change via quick-change click system

Flue gas path and temperature channel can be connected to the instrument via a bayonet lock

Integrated dirt filter protects instrument and sensors

Integrated thermocouple probe for temperature measurements up to 500°C