Testo 174-T-BT Mini Temperature Data Logger with Bluetooth® and App Connection (Black)
What is the Testo 174 T BT Mini Temperature Data Logger?
The Testo 174 T BT is a compact Bluetooth temperature data logger designed for UK HVAC engineers, refrigeration technicians and building maintenance teams who need reliable indoor temperature monitoring during commissioning, servicing and fault diagnosis.
With a measurement range of -30 °C to +70 °C, it is ideal for HVAC systems, plant rooms, offices, retail spaces and controlled environments. Data is configured, viewed and documented wirelessly via the free Testo Smart App, allowing technicians to read results directly at the measuring point without removing the logger.
Built-in data security ensures automatic backup if the battery is low or replaced, making the 174 T BT a dependable solution for compliance monitoring and long-term temperature logging.
How does the 174 T BT support HVAC inspections and maintenance?
Bluetooth connectivity allows engineers to retrieve logged data from up to 30 m away, reducing disruption to occupied spaces. Reports and exports generated through the Smart App support documentation for inspections, audits and handover records, helping technicians stay compliant with industry standards.
Order today to enjoy free delivery, expert support and our 90-day satisfaction guarantee. Need advice? Our team is here to assist you.
Why choose Instrotech for your electrical test equipment?
With over 40 years’ experience supporting UK electricians, technicians and engineers, Instrotech is your trusted partner for quality tools and expert service. When you purchase from us, you benefit from:
Free UK shipping on all orders
Access to our knowledgeable technical support team
Available calibration services to maintain safety compliance
A 90-day money-back guarantee for complete peace of mind
We’re committed to helping you work safely and efficiently with industry-leading products and ongoing support.