The modular flue gas probe with 700 mm long probe shaft including integrated thermocouple up to 1000 &deg;C and quick-change click system (for quick replacement of the probe shaft).

The modular flue gas probe with preliminary filter &Oslash; 14 mm, 335 mm long probe shaft, thermocouple up to 1000 &deg;C and quick-change click system (for quick probe shaft replacement).

The modular flue gas probe with preliminary filter &Oslash; 14 mm, 700 mm long probe shaft, thermocouple up to 1000 &deg;C and quick-change click system (for quick probe shaft replacement).

The modular flue gas probe with 335 mm long probe shaft including integrated thermocouple up to 1000 &deg;C and quick-change click system (for quick replacement of the probe shaft).

The modular flue gas probe with 335 mm long probe shaft including integrated thermocouple up to 500 &deg;C and quick-change click system (for quick replacement of the probe shaft).

The modular flue gas probe with 700 mm long probe shaft including integrated thermocouple up to 500 &deg;C and quick-change click system (for quick replacement of the probe shaft).

<h4>testo 300 Intermediate Kit - Flue gas analyzer (O2, CO up to 4,000 ppm) </h4><p>With this kit, you will be equipped for the most important measurements involving heating systems: the TÜV-tested testo 300 flue gas analyzer is supplied with O<sub>2</sub> and CO sensor up to 4,000 ppm,  testo Bluetooth® Connector, basic flue gas probe, instrument case and practical accessories.</p>

The spare sintered filter enables you to replace your probe’s pre-filter without any problem.

General technical data	Weight 22 g
	Dimensions length: 30 mm, ø: 14 mm
	Product colour grey
	Product-/housing material steel

Spare sintered filters (2 off)

Spare sintered filters (2 off)

General technical data

General technical data