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£73.00 £87.60 (Inc. VAT)

Product Description

Therma 20 thermistor thermometer with high accuracy

Product code: 226-040


  • Assured accuracy for the life of the thermometer
  • FREE traceable certificate of calibration included
  • Minimum five-year battery life
  • Meets the European Standard EN13485
  • Auto Power off facility
  • Use with Extensive range of Probes


The Therma 20 thermistor thermometer has been specifically designed for use in the catering industry with HACCP, due diligence and health and safety procedures in mind.

The Therma 20 thermometer displays temperature to 0.1 °C over the range of -39.9 to 149.9 °C with a high system accuracy of ±0.4 °C (-10 to 70 °C) which is guaranteed for life, due to the instruments advanced electronics.
The Therma 20 features an easy to read, LCD display with low battery indication. The thermometer can be used in low ambient working temperatures down to -20 °C, which meets the requirements of the European Standard EN13485 for the temperature monitoring of quick frozen foods.

The instrument is housed in an ergonomic, robust ABS case that includes ‘Biomaster’ additive which reduces bacterial growth.
The low power consumption electronics are powered by three AAA batteries, giving the instrument exceptional battery life of a minimum of five years.
The thermometer’s auto-power off facility turns the instrument off automatically after ten minutes.

The Therma 20 thermometer incorporates an easy to use Lumberg screwlocking type connector, allowing a wide range of interchangeable probes to be used. ETI offers an extensive range of interchangeable thermistor probes.

Technical Data
Specification Therma 20 Thermometer
Measurement Range -39.9 to 149.9°C
Resolution 0.1°C
System Accuracy ±0.4°C (-10 to 70°C)
Battery Type 3 x 1.5 volt AAA
Battery Life minimum 5 years (20000 hours)
Sensor Type Thermistor
Display 12 mm LCD
Dimensions 25 x 56 x 128mm
Weight 130 grams
FREE traceable certificate of calibration included

Large Range of Thermistor Probes

protective silicone boot £6.00

stainless steel wall bracket and black boot £12.00/td

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