TandD TR41

  • 1 Channel temperature measurement (internal)
  • Measurement range: -40 to 80°C
  • Accuracy: ± 0.5°C
  • Resolution: 0.1°C
  • Logging capacity: 16,000 data sets
  • Recording Interval: 1 sec to 60 min.
  • Communication: Bluetooth 4.0 (low energy)
  • LCD Display
  • View data on mobile devices via ThermoREC App
  • WebStorage Service available



The TR41 Bluetooth Temperature Data Logger is equipped with Bluetooth low energy for data collection with your Android or iOS device. The TR41 features an internal temperature sensor, the TR42 has an external -60°C to +155°C probe and the TR45 features a Thermocouple / RTD interface. All models feature an LCD display, long 1.5 year battery life and the ability to store 16,000 readings. Real-time monitoring of changing data and uploading recorded data is done via the free cloud service “T&D WebStorage Service”.

Easy Data Management with Apps

The “ThermoREC” App makes it easy to automatically get real time data as it changes as well as view data in graphs and make all device settings directly from your smartphone.

Read More About the T&D TR41 Bluetooth Temperature Data Logger:

T&D Introduces New Smart Bluetooth Thermo Series

Temperature Data Sent to Your Mobile Device via Bluetooth!

WebStorage Service

Free Online Service for Cloud Data Storage

It’s never been so easy to share your recorded data via the Internet! T&D’s free WebStorage Service is perfect for processing and managing data recorded in remote places or for allowing several people to view the same recorded data at their convenience. Users can check the current conditions of data loggers such as battery level and radio signal strength between the Base Unit and Remote Unit. Recorded data can be transmitted to the WebStorage Service from any compatible Tamp;&D product. Data storage capacity is 20MB.

Additionally, the data transmitted to T&D WebStorage Service can be accessed via your browser from anywhere, anytime, as long as an internet connection is available. Mobile device apps are also available for devices running iOS and Android.

Compatible Products

Users can setup automatic data transmission from the following T&D products to the WebStorage Service: