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Tiny, tough, versatile temperature loggers

No, they’re not batteries.

These are Thermochrons – the tiniest, toughest, most versatile temperature loggers. No wires, no probes, no external power.


The go-anywhere, do-anything temperature logger

Hand holding Thermochron

Thermochrons are button-sized, stainless steel devices that can be placed directly into your testing environment without the need for external probes.

For nearly two decades, the Thermochron system has been the standard in temperature logging.

It is refined, reliable, easy-to-use, and trusted by users all around the world.

The Thermochron range include models that log temperatures from -30° to +140°C and humidity as well.

Who's using Thermochrons?

Thermochron for animal research
Thermochron for physiological research
thermochron-environmental research

Research scientists

Their small size, weather-resistance and almost indestructible construction make Thermochrons ideal for scientists.

We have supplied Thermochrons to dozens of top universities in Australia and around the world.

Vaccine and blood refrigerators

Still one of the most popular loggers for vaccine and blood refrigerators.

Thermochrons for manufacturing

Manufacturing and mining

The ability to measure temperatures up to 140°C without a probe makes Thermochrons a natural choice

Thermochrons for sterilisation tracking

Sterilisation tracking

Place the Thermochron directly into the autoclave to monitor performance

Cold Chain monitoring

Place a Thermochron in with you cold shipment to track temperatures and isolate problems

eTemperature - the easiest and most powerful Thermochron software

If you’ve ever tried to use the free software that’s available for Thermochrons, you’ll know how frustrating and confusing it is.

eTemperature is powerful Thermochron software developed right here in Australia by OnSolution. It features a range of built-in one-click configurations that will have you up and running in no time.

And if you do get stuck, you get Australian phone support to answer your questions and solve any issues you come across.

Thermochron reader


eTemperature comes bundled with the USB reader you will need to configure and read data from your Thermochrons.


The Thermochron range


Software and Reader


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