 
With this kit, you will be equipped for the most important measurements involving heating systems: the TÜV-tested testo 300 NEXT LEVEL flue gas analyzer is supplied with O2 and CO sensor up to 4,000 ppm, basic flue gas probe, testo Bluetooth® Connector, instrument case and practical accessories.
| Measuring range | -40 to +1200 °C | 
|---|---|
| Accuracy | ±0.5 % of mv (Remaining Range) ±0.5 °C (0.0 to +100.0 °C) | 
| Resolution | 1 °C (Remaining Range) 0.1 °C (-40 to +999.9 °C) | 
| Measuring range | -100 to +200 hPa | 
|---|---|
| Accuracy | ±1 % of mv (+50.1 to +100.0 hPa) ±0.5 hPa (0 to +50.0 hPa) ±1.5 % of mv (+100.1 to +200 hPa) | 
| Resolution | 0.01 hPa | 
| Measuring range | 0 to 21 Vol.% | 
|---|---|
| Accuracy | ±0.2 Vol.% | 
| Resolution | 0.1 Vol.% | 
| Measuring range | -9.99 to +40 hPa | 
|---|---|
| Accuracy | ±0.02 hPa (+0.1 to +3.00 hPa) ±1.5 % of mv (3.01 to +40 hPa)  ±0.005 hPa (+0 to +0.1 hPa) | 
| Resolution | 0.001 hPa (0 to 0.1 hPa) 0.01 hPa (Remaining Range) | 
| Measuring range | 0 to 120 % | 
|---|---|
| Resolution | 0.1 % | 
| Measuring range | 0 to 99.9 % | 
|---|---|
| Resolution | 0.1 % | 
| Measuring range | Display range 0 to CO₂ max | 
|---|---|
| Accuracy | ±0.2 Vol.% | 
| Resolution | 0.1 Vol.% | 
| Measuring range | 0 to 4000 ppm | 
|---|---|
| Accuracy | ±5 % of mv (401 to 2000 ppm)  ±10 % of mv (2001 to 4000 ppm) ±20 ppm (0 to 400 ppm) | 
| Resolution | 1 ppm | 
| Measuring range | 0 to 2000 ppm | 
|---|---|
| Accuracy | ±10 % of mv (101 to 2000 ppm) ±10 ppm (0 to 100 ppm) | 
| Resolution | 1 ppm | 
| Operating humidity | 15 to 90 %RH non-condensing | 
|---|---|
| Weight | approximately 800 g  | 
| Dimensions | 244 (including probe connection) x 98 x 59 mm (LxWxH) | 
| Operating temperature | -5 to +45 °C | 
| Protection class | IP40 | 
| Product colour | black/orange | 
| Display type | 5.0" touch display, HD 1280*720 pixels, IPS (160 k) | 
| Power supply | Rechargeable battery, USB mains unit | 
| Warranty conditions | https://www.testo.com/guarantee | 
| Authorizations | TÜV-tested according to 1st German Federal Immission Control Ordinance (BImSchV) EN 50379, Parts 1-3 | 
| Guarantee | Gas sensors (O₂, CO) 24 months; rechargeable battery: 12 months; Thermocouple 12 months | 
| Memory | 1,000,000 measuring values | 
| Battery life | 10 h | 
| Storage battery type | Lithium ion battery | 
| Storage temperature | -20 to +50 °C | 
| Charging temperature | 0 to +45 °C | 
| Measuring Range | -50 to +50 Pa | 
|---|---|
| Accuracy | ±0.3 Pa (< 10 Pa)  ±3 % of mv (Remaining Range) | 
| Resolution | 0.1 Pa | 
| Diameter probe shaft | 6 mm | 
|---|---|
| Cable length | 1.5 m | 
| Length probe shaft | 180 mm | 
| Product colour | Black | 
| Temperature maximum | 500 °C | 
| Diameter | 6 mm | 
| Weight | 346 g | 
| System requirements | Windows® 7; Windows® 8; Windows® 10 | 
|---|---|
| Weight | 1400 g | 
|---|---|
| Dimensions | 256 x 516 x 135 mm ((LxWxH)) | 
| Product colour | Black | 
| Weight | 144 g | 
|---|---|
| Dimensions | 85 x 55 x 90 mm LxWxH | 
| Product colour | Black | 
| Cable length | 2 m | 
| Power supply | 230 V AC / 5 V DC (2 A), micro USB, for the use in USA, CA, AU, Europe, UK, CN, Korea | 
| Battery life | None, operated via testo 300 | 
|---|---|
| Connection | TUC 1 or TUC 2 | 
| Radio range | 100 m | 
| compatible with | testo 510i, testo 115i, testo 915i | 














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