Collection: Testo 300

NO sensor

Spare NO sensor, 0 to 3000 ppm

CO sensor (0-8,000 ppm H2 comp.)

CO sensor (0-8,000 ppm H2 comp.)

O2 sensor

O2-Sensor

12" flue gas probe, 1/4" diameter, Tmax = 932 °F, with hose

This 12" modular flue gas probe has a 1/4" diameter, Tmax = 932 °F, and 7.2' hose.

testo 915i

The testo 915i wireless thermometer with flexible probe will enable you to tackle your temperature measurements with greater speed, flexibility and ease. For instance, the flexible...

testo 115i

Combined with a smartphone or tablet, the testo 115i clamp thermometer is the ideal temperature measuring instrument for carrying out servicing and troubleshooting on refrigeration, air...

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

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

testo 510i

The testo 510i Smart Probe is a wireless differential pressure probe used for accurate low-pressure measurements. The testo 510i is great for measuring pressure in manifolds,...

testo Bluetooth Connector

With the testo Bluetooth Connector, you can perform up to four additional wireless measurements in combination with your combustion measurement with the Next-Gen testo 300. After...

System case (height: 130 mm) for instrument, probes and acce...

System case (height: 130 mm) for instrument, probes and accessories The testo 480 and its related probes have been discontinued, and have been replaced by the...

Mobile BLUETOOTH/IRDA printer

Use the printer to print graphics and measurement data from compatible Testo measuring instruments or Testo Apps.

testo 300 - Combustion analyzer LL - Industrial 2-gas meter (for upgrading)

testo 300 - Combustion analyzer LL - Industrial 2-gas meter (for upgrading)

Instrument bag with carrying strap

Safe storage and transport: the robust instrument bag provides storage space for your flue gas analyzer (e.g. testo 300), a flue gas probe and other accessories.

Standard smoke pump kit (includes scale, filter paper, and l...

Standard smoke / soot pump kit (includes scale, filter paper, and lubricant), excl. cone (order no 0554 9010)

USB Power Supply with Micro USB Cable

Use the Power Supply with micro USB for supplying the power to your measuring instrument (e.g. testo 400 IAQ measuring instrument). Thanks to the various plug...

Filter paper for smoke spot measurement

Filter paper for smoke spot measurement

Filter paper for smoke spot measurement

Filter paper for smoke spot measurement

USB Power Supply with Micro USB Cable

Use the Power Supply with micro USB for supplying the power to your measuring instrument (e.g. testo 400 IAQ measuring instrument). Thanks to the various plug...

Next-Gen testo 300 Pro - Commercial / Industrial Combustion Analyzer Kit (w/ O2, CO H2 Compensated 0-30,000, and NO Sensor), with Printer, testo Bluetooth® Connector and Hard Case

Next-Gen testo 300 Pro - Commercial Combustion Analyzer Kit (w/ O2 and CO 0-4,000, NO Sensor can be retrofitted) with Printer, testo Bluetooth Connector, and Hard case

Next-Gen testo 300 Pro - Commercial Combustion Analyzer Kit (w/ O2 and CO 0-4,000, NO Sensor can be retrofitted) with Hard case and testo Bluetooth® Connector

Next-Gen testo 300 - Smoke Edition Combustion Analyzer Kit with Printer and testo Bluetooth® Connector (w/ O2 and CO 0-4,000)

Next-Gen testo 300 - Smoke Edition Combustion Analyzer Kit (w/ O2 and CO 0-4,000) with Bluetooth® connector.