Thermapen® ONE Thermometer

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Instant, accurate, digital kitchen thermometer

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  • Instant, 1 second temperature readings 
  • Accurate to ±0.3°C (-19.9 to 119.9 °C) 
  • Improved 5-year guarantee and FREE traceable calibration certificate
  • Waterproof for easy cleaning
  • Easy to read, built-in digital, 360° self-rotating display 
  • The micro-thermocouple probe tip provides the highest level of accuracy
  • 2,000 hour long battery life and easy to replace batteries 
  • Handmade in the UK

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SKU: 235-447
Made in UK Five year guarantee

The ultimate kitchen thermometer for the cook who knows, the Thermapen ONE is the faster, more accurate way to create amazing tasting food.

  • Instant temperature for perfectly cooked food.
  • Designed for easy use and simple cleaning.
  • The only kitchen thermometer you’ll ever need.
Key Features of The Thermapen One
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Stainless Steel Probe

The Thermapen ONE incorporates a reduced tip, stainless steel, food penetration probe (Ø3.3 x 110 mm) that conveniently folds back 180° into the side of the instrument when not in use.

Auto Intelligent Back Light

The digital screen incorporates an intelligent backlit display with improved LCD in cool white which senses light levels, automatically turning the backlight on/off in varying light conditions.

British Made

Hand manufactured at our factories in Worthing, West Sussex.

Battery Saving Motion Sensor

The motion-sensing sleep mode automatically turns the Thermapen on/off when set down or picked up, maximising battery life.

ONE Second Reading

Instant, temperature readings in just one second, using industry leading thermocouple technology. Accurate to ±0.3 ºC (-19.9 to 119.9 ºC).


Both the casing and probe are waterproof to IP67 for easy cleaning.

Easy to Read Rotating Display

Its built-in digital, 360° self-rotating display means it can be used in any position, in either hand.

Wide Temperature Range

Its advanced technology can take temperature readings between -49.9 to 299.9°C with easy configuration display in °C or °F.

Easy to Replace Battery

All Thermapens come with a pre inserted battery with a life expectancy of 2,000 hours. If your Thermapen runs out of power, just replace it with a single AAA battery.

Biomaster Antimicrobal Technology

Its advanced casing material includes Biomaster Antimicrobial Technology that reduces bacterial growth.
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Product Details

Data sheet

Range:-49.9 to 299.9°C (-58.0 to 572.0°F)
Resolution:0.1 °C/F or 1°C/F - user configurable
Accuracy:±0.3°C (-19.9 to 119.9 °C) ±0.4°C (-49.9 to 199.9 °C) otherwise ±1 °C
Battery:1.5 volt AAA
Battery life:2000 hours (without backlight), 100 hours backlight on time
Sensor type:K thermocouple
Display:14.3mm (horizontal) x 11.85mm (vertical) LCD
Dimensions:48.2mm x 156.2mm x 19.3mm
Weight:115 grams
Case material:ABS plastic with Biomaster anti-bacterial additive
Country of manufacture:United Kingdom
Guarantee:five years
Water / dust resistance:IP67 protection
Measurement scale:Celsius / Fahrenheit
Certification:Free traceable calibration certificate
Conforms to standard:EN 13485

Specific References

Thermapen ONE Instructions

Instructions for Thermapen ONE Thermometer

Download (660.84KB)
Thermapen ONE Guidebook

Guidebook for Thermapen ONE thermometer

Download (5.34MB)
Thermapen ONE CofC

Thermapen ONE Certificate of Conformity

Download (104.87KB)

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