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testo 174 T BT - Mini temperature data logger with Bluetooth® and app connection

0572 1742 01
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  • Free app including report generation and export function
  • Simple data analysis via Bluetooth directly at the measuring point from up to 30 metres away
  • Accurate indoor temperature measurement from -30 °C to +70 °C
  • Reliable automatic data backup when the battery is empty or when changing the battery

    • The testo 174 T BT mini data logger with Bluetooth and App connection measures temperatures from -30 °C to +70 °C and enables convenient operation and display of the measurement values using the free testo Smart App – regardless of the measurement location via smartphone or tablet (iOS/Android).

    PDF reports and Excel exports can be created in the app, supplemented with photos and comments and shared directly. With up to 16,000 measured values per channel, automatic data backup and modern sensor technology, the logger provides precise, reliable temperature data.

    Also available in black.

    • not available

    The testo 174 T BT mini data logger is ideal for professionals in the food and pharmaceutical industries who need to precisely monitor the storage conditions of their products. It reliably measures indoor temperatures in the measuring range -30 °C to +70 °C and offers simple and intuitive configuration and analysis of measurement data via the free testo Smart App.

    The app enables complete documentation and compliance with regulations through functions such as reporting and data export. Thanks to the Bluetooth connection, you can read data directly at the measuring point from up to 30 metres away.

    The data logger also offers automatic data backup when the battery is empty or during a battery change, to ensure the reliability of the measurements.

    testo 174T BT mini temperature data logger including wall bracket, battery (2 x CR2032 lithium) and test report.

    Temperature - NTC

    Measuring range
    -30 to +70 °C
    Accuracy
    ±0,5 °C (-30 to +70 °C)
    Resolution
    0,1 °C

    General technical data

    Weight
    35 g
    Dimensions
    60 x 38 x 18,5 mm
    Operating temperature
    -30 to 70 °C
    Product-/housing material
    Plastic
    Protection class
    IP65
    Channels
    1 internal
    Product colour
    white
    Standards
    EN 12830; HACCP International; NSF
    Measuring rate
    1 min - 24 h
    Battery life
    500 days (15 min measuring cycle, +25 °C)
    Battery type
    2 lithium batteries (CR2032)
    Memory
    16 000 measuring values
    Storage temperature
    -40 to +70 °C

    Certificates

  • Certificates
    Calibration certificate
    ISO calibration certificate temperature
      :
      0520 0153

      • Address
      Testo South Africa (Pty) Ltd.
      1 Glen Eagle Office Park
      Cnr Braambos & Monument Rd.
      Glen Marais, 1619Kempton Park, South Africa
      +27 87 7112279

      Opening hours:

      Mon-Thur: 08:00 - 17:00Fri: 08:00 - 16:00

      © 2026

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