Thermapen® NANO

Thermapen® NANO

Red
£78.00
Sale price  £78.00 Regular price  £78.00
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Thermapen® NANO

£78.00
Regular price  £78.00 Sale price  £78.00

The newest, most advanced Thermapen model

Now available for pre-order. Shipping starts in red, blue and black from late October. Shipping starts in grey, white, yellow, green, orange, pink and purple from November.

The Thermapen NANO is the latest model of the world-renowned cooking thermometer, loved for its speed, accuracy and ease of use. 

  • Rapid readings in 0.4 seconds
  • Ultra-bright screen for low light conditions
  • Sleek, lightweight design 
  • °C/°F switchable for different recipes
  • Easy storage with built-in magnet
  • Smart sleep/wake 
  • IP67 waterproof 
  • 5-year guarantee
Color:Red
Product code:
236-447
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Thermapen® NANO

The Thermapen NANO is the latest model of the world-renowned cooking thermometer, loved for its speed, accuracy and ease of use.

Product Information

Product specifications
Accuracy ±0.3ºC (-19.9 to 119.9ºC) ±0.4ºC (-49.9 to 199.9ºC)
Backlight
Battery 1x AAA
Battery Life > 1000 Hours Normal operation > 12 hours with backlight on > 4 Years with probe closed (off) > 2 Years in Sleep mode
Guarantee five years
IP Rating IP67 protection
Probe Response Time 0.4 seconds
Product Dimensions 156.4mm x 48.2mm x 17.5mm
Product Weight 110.2g
Range -49.9°C to +299.9°C (-58°F to +572°F)
Resolution 0.1 °C/F or 1 °C/F
Instructions

0.4-Second readings
Our fastest Thermapen yet, powered by ThermaBoost® Technology.

±0.3 °C Accuracy
Precise temperature readings you can rely on.

300% Brighter display
Ultra-bright, auto-rotating screen for easy reading in any light.

Built-In Magnet
Easy storage with built-in magnet 

One-Button control
Switch °C/°F and access settings quickly and easily.

Smart sleep/wake
Wakes when you pick it up and sleeps when you put it down.

IP67 Waterproof + 5-Year Guarantee
Waterproof, built to last and backed by our 5-year guarantee.

Made in Britain
Designed, engineered and made in Britain with over 40 years of temperature expertise.

What 0.4 seconds really looks like

Thermapen NANO delivers a final temperature in just 0.4 seconds - more than twice as fast as Thermapen ONE. Less time waiting for a reading means faster checks, less time over the heat and quicker decisions while you cook.

Patent-pending ThermaBoost® Technology detects a major temperature change and instantly increases the sampling rate from 5 to 20 times per second. Once the final temperature is reached, it drops back down to preserve battery life.

ThermaBoost® Technology

nano thermoboost 0.4 second

Detects the shift

Senses a major temperature change the moment the probe enters food and reacts instantly.

nano thermoboost sample rate

Boosts the speed

Boosts from 5 to 20 samples per second to reach the final temperature in 0.4 seconds.

nano thermoboost

Preserves battery

Drops back to 5 samples per second once stable, helping preserve long-term battery life.

300% Brighter display

A backlight that's 300% brighter than Thermapen ONE makes temperatures clear and easy to read, even in low light. The display automatically rotates to stay the right way up, whichever hand you're using.  

See the difference for yourself. 

How the Thermapen NANO compares to most other brands

Thermapen NANO
Thermapen®
NANO
Most
other brands

Lightning-fast 0.4-second readings

Delivers instant readings in under a second thanks to ThermaBoost technology.

✕

Professional-grade precision

±0.3 °C high accuracy. Calibrated in our UKAS-accredited laboratory for spot-on results every time.

✕

Bright backlit, rotating display

Easy to read in either hand and in any lighting.

✕

Smart sleep/wake

Wakes when picked up — no faffing. Sleeps when put down to save battery life.

5 year guarantee

Performance you can trust for years to come.

✕

Built in magnet

Easily clip to magnetic surfaces for easy storage in your cooking area.

Handmade in the UK

Made to last. UK repairs, calibration and servicing available for peace of mind.

✕

Smarter by design

10% thinner

The Thermapen NANO is more compact and easier to handle, while delivering the performance you expect from Thermapen.

One-Button Control

A convenient rear button gives you quick access to °C/°F switching, with additional settings available through the full menu.

Integrated Magnet

A built-in magnet keeps your Thermapen close at hand, securely attached to magnetic surfaces when you’re not using it.

Learn like a chef

The Fallow Chefs encourage cooks to use temperature as a learning tool rather than relying solely on instinct.

"The best way to learn is through a probe."

Using a Thermapen NANO allows you to connect what you see, feel and cook with the internal temperature of your food. Over time, you'll build confidence while consistently producing better results.

More about Fallow Chefs →

Engineered & Made in Britain

Thermapen NANO is proudly designed, engineered and made in Britain , building on over 40 years of temperature expertise.

From the electronics and probe design to final assembly and calibration, every detail has been developed by our in-house team with one goal, to make our best Thermapen yet.

Frequently asked questions

What is the difference between the Thermapen NANO and Thermapen ONE?

Thermapen NANO is our newest and most advanced Thermapen. Compared with Thermapen ONE, it offers:

  • Faster 0.4-second readings
  • A brighter display
  • Built-in magnet for easy storage
  • External button for easy °C/°F switching
  • Thinner, lighter design

Both models offer ±0.3 °C accuracy, IP67 waterproofing, an auto-rotating display and a 5-year guarantee.

What’s the difference between the Thermapen NANO and Thermapen Classic?

Thermapen NANO reads in just 0.4 seconds with an accuracy of ±0.3 °C. It also features a rotating backlit display, auto sleep/wake, IP67 waterproofing, a built-in magnet and a 5-year guarantee.

Thermapen Classic reads in around 3 seconds with an accuracy of ±0.4 °C. It is splashproof to IP65 and comes with a 2-year guarantee.

How does the Thermapen NANO read so fast?

Thermapen NANO uses patent-pending ThermaBoost® Technology. When the probe detects a significant temperature change, it increases its sampling rate from 5 to 20 times per second to reach the final temperature faster.

For example, if your NANO is reading room temperature at 20 °C and you probe a steak cooking at 55 °C, ThermaBoost detects the change and increases the sampling rate to reach the final temperature in just 0.4 seconds. As the temperature stabilises, it slows the sampling rate back down to conserve battery life.

Why do I need a fast thermometer?

When temperature is critical, every second counts. Faster readings mean you can quickly check your food and make a decision without waiting over the heat.

It’s particularly useful when cooking lots of food at once. If you have a BBQ full of burgers, chicken pieces and sausages, you can quickly check each one to make sure everything has reached the right temperature without slowing down service or leaving food over the heat for longer than necessary.

What can I use a Thermapen NANO for?

Thermapen NANO measures temperatures from -49.9 to 299.9 °C, making it ideal for everything from meat and BBQ to baking, confectionery and deep frying.

Use it for steaks, roast meats, chicken, burgers, bread, cakes, jam, caramel, frying oil and more.

Is the Thermapen NANO made in the UK?

Yes. Thermapen NANO is designed, engineered and made in Britain, building on over 40 years of expertise in temperature measurement.

How do I clean the Thermapen NANO?

Clean the probe with warm, soapy water after each use and sanitise with a food-safe probe wipe or sanitiser. NANO is waterproof to IP67, so it can be rinsed under running water, but it should not be put in a dishwasher or left to soak.