Ideal for use with food: HACCP compliant / certified according to EN 13485
Splash water protected / IP55 rated
Practical folding mechanism for quick and easy measuring / fits in any shirt or trouser pocket
Easy to use / high-precision technology
The testo 103 is the smallest folding food thermometer in its class – making it perfect for carrying out spot checks in the food industry!
Temperature - NTC | |
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Measuring range |
-22° to 428 °F / -30 to +220 °C |
Accuracy |
±0.9 °F (-22° to 211.8) °F) / ±0.5 °C (-30 to +99.9 °C) ±1.0 % of mv (212° to 428 °F) / ±1.0 % of mv (+100 to +220 °C) |
Resolution |
0.1 °F / 0.1 °C |
Reaction time |
t99 = 10 sec (Measured in moving liquid) |
General technical data | |
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Weight |
1.62 oz. (including battery) / 46 g (including battery) |
Dimensions |
7.4 x 1.4 x 0.7 in. (probe folded out) / 189 x 35 x 19 mm (probe folded out) 4.5 x 1.4 x 0.7 in. (probe folded away) / 115 x 35 x 19 mm (probe folded away) |
Operating temperature |
-4.0° to 140.0 °F / -20 to +60 °C |
Housing |
ABS |
Protection class |
IP55 |
Product colour |
white |
Length probe shaft |
2.953 in. / 75 mm |
Length probe shaft tip |
0.866 in. / 22 mm |
Diameter probe shaft |
0.118 in. / 3 mm |
Diameter probe shaft tip |
0.091 in. / 2.3 mm |
Switch on/off |
With folding mechanism (approx. 30°) / Auto off after 60 mins. |
Measuring rate |
0.5 sec |
Standards |
EN 13485 |
Battery type |
2 lithium batteries (CR2032) |
Battery life |
300 h (at +25 °C) |
Display type |
LCD |
Display size |
one-line |
Display ligthing |
non-illuminated |
Storage temperature |
-22.0° to 158.0 °F / -30 to +70 °C |