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Testo 115i – Clamp Thermometer Compatible with Smartphones
Product Description: The Testo 115i is a professional clamp thermometer designed for HVACR technicians. It measures surface temperature on pipes in heating, refrigeration, and ventilation systems. Via Bluetooth, it connects to a smartphone or tablet and transfers real-time data to the Testo Smart App. Ideal for measuring flow and return temperatures, the 115i provides fast insights, trend visualizations, and instant documentation on-site.
Manufacturer No.: 0560 2115 02
Key Features:
Bluetooth® connectivity – wireless data transmission up to 100 m range.
Testo Smart App compatibility – live readings, automatic calculations, and quick report generation.
Easy clamp-on installation – suitable for pipe diameters from 6 to 35 mm.
Ideal for system diagnostics – can be used together with the Testo 549i pressure probe for calculating refrigeration parameters.
Applications:
- Measuring supply and return temperatures in heating systems
- Surface temperature monitoring in HVAC/R installations
- Creating PDF/Excel reports directly via smartphone
- Supplementary sensor for indoor climate diagnostics
Technical Specifications:
- Measuring range: -40 to +150 °C
- Sensor type: Clamp (Ø 6–35 mm)
- Connectivity: Bluetooth® 4.0, range up to 100 m
- Power supply: 3x AAA batteries
Scope of Delivery:
- 1 x Testo 115i clamp thermometer
- 3x AAA batteries
- Factory calibration certificate











