<div>The testo 340 standard kit includes the 340 portable 4-gas analyzer with O<sub>2</sub> and CO sensors, transport case, power supply/rechargers, pack of 10 particle filters, 12&quot; probe, 5/16&quot; diameter, 7&#39; Teflon hose assembly&nbsp;T<sub>MAX </sub>= 932 &deg;F.</div>

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<div><strong>Testo 340s are sold through our Authorized Emissions Distributors network.&nbsp; Please contact Testo to find your local distributor. </strong></div>


The testo 350 is a rugged, easy to use exhaust gas analyzer for carrying out precise industrial emission measurements and providing proper data administration. &nbsp;The Analysis Box can be operated with up to 6 gas sensors (5 optional). &nbsp;Select from sensors for CO, NO, NO<sub>2</sub>, SO<sub>2</sub>, H<sub>2</sub>S, C<sub>x</sub>H<sub>y</sub> and CO<sub>2</sub>

O<sub>2</sub> replacement sensor for flue gas measurement. Particularly practical: you can replace the sensor yourself – the precalibrated sensor is simply plugged into the appropriate flue gas analyzer.

Weight	1.34 oz. / 38 g
Dimensions	2 x 1 x 1 in. (LxWxH) / 40 x 30 x 30 mm (LxWxH)
Housing	Plastic
Product colour	grey; white

O2 replacement sensor

O2 replacement sensor

Flue gas O₂

General technical data

Measuring range	0 to 25 Vol.%