12" probe, no handle, 5/16" dia., t max=932 °F

13" probe shaft, 5/16" diameter, t max=1832 °F

For flue gas measurements on heating system burners

Modular multi-hole probe (for average CO), tube only, no handle, 5/16" diameter

Multi-hole probe shaft, 7 in. long, Ø 0.32 in., for mean CO calculation

Hose extension, 9 ft. 
NOTE: 
testo 340:&nbsp;max two extensions, plus standard hose = 25 ft. in length 
testo 350:&nbsp;max five extensions, plus standard hose = 54 ft. in length

0.32 in. probe stop, PTFE, with spring clamp and handle, Tmax 392 °F

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen testo 300 combustion analyzer is supplied with O2 and CO sensor (CO range up to 4,000 ppm), combustion probe, testo Bluetooth&reg; Connector, instrument case, printer, and practical accessories.

The new Next-Gen testo 300 Smoke Edition combustion analyzer is ideal for the most important measurements involving heating systems. It combines decades of experience in measuring technology with contemporary smart-touch operation, with Bluetooth&reg; connectivity, robust construction and e-mailing of reports. The Next-Gen testo 300 enables easy measurement of flue gas, draft, pressure, ambient CO and differential temperature.

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen testo 300 Pro Combustion analyzer is supplied with long life O2 and CO sensor (CO range up to 4,000 ppm), testo Bluetooth&reg; Connector, retrofittable NO Sensor, combustion probe,&nbsp; rugged hardshell case and practical accessories

With this kit, you will be equipped for the most important measurements involving heating systems: the testo 300 Pro combustion analyzer is supplied with long life O2 and CO sensors (CO range up to 4,000 ppm),&nbsp;testo Bluetooth&reg; Connector (0554 3004), retrofittable NO Sensor, combustion probe, rugged hardshell case, printer, and practical accessories.&nbsp;

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen testo 300 combustion analyzer is supplied with O2, CO sensor (CO range up to 30,000 ppm), NO Sensor, combustion probe, testo Bluetooth&reg; Connector, rugged hardshell case, printer, and practical accessories.

The testo 300 combustion analyzer with LongLife sensors is ideal for heating engineers who carry out installation and maintenance work on heating systems several times a day. It combines decades of experience in measuring technology with contemporary Smart-Touch operation, robust construction and e-mailing of reports. The testo 300 enables easy measurement of flue gas, draft, pressure, ambient CO and differential temperature.

The testo 300 Pro combustion analyzer with LongLife sensors is ideal for heating engineers who carry out installation and maintenance work on heating systems several times a day. It combines decades of experience in measuring technology with contemporary smart-touch operation, robust construction and e-mailing of reports. The testo 300 enables easy measurement of flue gas, draft, pressure, ambient CO and differential temperature &ndash; you can also retrofit a NO sensor.

The testo 300 Pro combustion analyzer is ideal for heating engineers who carry out installation and maintenance work on heating systems several times a day. It combines decades of experience in measuring technology with contemporary smart-touch operation, long life sensors, robust construction and e-mailing of reports. The testo 300 Pro enables easy measurement of flue gas, draft, pressure, ambient CO and differential temperature &ndash; you can also retrofit an NO sensor.

The testo 300 combustion analyzer is ideal for the most important measurements involving heating systems. It combines decades of experience in measuring technology with contemporary smart-touch operation, robust construction and e-mailing of reports. The testo 300 enables easy measurement of flue gas, draft, pressure, ambient CO and differential temperature.

This T&Uuml;V-tested modular flue gas probe with a 12&quot; long probe shaft features a quick-change click system on the handle, which enables easy replacement of the probe shaft. &nbsp;The thermocouple is NiCr-Ni, which is integrated in the probe shaft, enabling temperature measurements up to 932 &deg;F. &nbsp;The flue gas path and temperature channel can be conveniently connected to the measuring instrument via a practical bayonet lock. &nbsp;In addition, a dirt filter protects the instrument and its sensors from contamination.

General technical data	Diameter probe shaft 0.315 in. / 8 mm
	Cable length 7.218 ft. / 2.2 m
	Length probe shaft 11.811 in. / 300 mm
	Product colour Black
	Diameter 0.236 in. / 6 mm
	Temperature maximum 932 °F / 500 °C
	Weight 19.47 oz. / 552 g

12" flue gas probe, 5/16" diameter, Tmax = 932 °F, with hose - 12" flue gas probe, 5/16" diameter, Tmax = 932 °F, with hose

12" flue gas probe, 5/16" diameter, Tmax = 932 °F, with hose - 12" flue gas probe, 5/16" diameter, Tmax = 932 °F, with hose

General technical data

General technical data

Accessories